# List of former municipalities of Switzerland

This is a list of former municipalities of Switzerland, i.e. municipalities of Switzerland (German: Gemeinden, French: communes, Italian: comuni, Romansh: vischnancas) that no longer exist.
In 1850, Switzerland had 3203 municipalities. On 1 January 2022, the number was 2148.

## List

| Name | Canton | Fate | Resulting municipality | Year |
| Aawangen | Thurgau | Incorporated into Aadorf | Aadorf | 1996 |
| Adlikon bei Andelfingen | Zürich | Incorporated into Andelfingen | Andelfingen | 2023 |
| Aeschlen bei Oberdiessbach | Bern | Incorporated into Oberdiessbach | Oberdiessbach | 2010 |
| Aetigkofen | Solothurn | Merged with Aetingen, Bibern, Brügglen, Gossliwil, Hessigkofen, Küttigkofen, Kyburg-Buchegg, Mühledorf and Tscheppach | Buchegg | 2014 |
| Aetingen | Solothurn | Merged with Aetigkofen, Bibern, Brügglen, Gossliwil, Hessigkofen, Küttigkofen, Kyburg-Buchegg, Mühledorf and Tscheppach | Buchegg | 2014 |
| Affoltern bei Zürich | Zürich | Incorporated into Zürich | Zürich | 1934 |
| Agra | Ticino | Merged with Gentilino and Montagnola | Collina d'Oro | 2004 |
| Agriswil | Fribourg | Incorporated into Ried bei Kerzers | Ried bei Kerzers | 2006 |
| Albeuve | Fribourg | Merged with Lessoc, Montbovon and Neirivue | Haut-Intyamon | 2002 |
| Albisrieden | Zürich | Incorporated into Zürich | Zürich | 1934 |
| Albligen | Bern | Merged with Wahlern | Schwarzenburg | 2011 |
| Alliswil | Aargau | Incorporated into Boniswil | Boniswil | 1899 |
| Almens | Grisons | Merged with Paspels, Pratval, Rodels and Tomils | Domleschg | 2015 |
| Alt St. Johann | St. Gallen | Merged with Wildhaus | Wildhaus-Alt St. Johann | 2010 |
| Altavilla | Fribourg | Incorporated into Murten | Murten | 1991 |
| Altdorf | Schaffhausen | Incorporated into Thayngen | Thayngen | 2009 |
| Altenburg | Aargau | Incorporated into Brugg | Brugg | 1901 |
| Alterswil | Fribourg | Incorporated into Tafers | Tafers | 2021 |
| Alterswilen | Thurgau | Merged with Altishausen, Dotnacht, Ellighausen, Hugelshofen, Lippoldswilen, Neuwilen and Siegershausen | Kemmental | 1996 |
| Altishausen | Thurgau | Merged with Alterswilen, Dotnacht, Ellighausen, Hugelshofen, Lippoldswilen, Neuwilen and Siegershausen | Kemmental | 1996 |
| Altstetten | Zürich | Incorporated into Zürich | Zürich | 1934 |
| Altwis | Lucerne | Incorporated into Hitzkirch | Hitzkirch | 2021 |
| Alvaneu | Grisons | Merged with Alvaschein, Brienz/Brinzauls, Mon, Stierva, Surava and Tiefencastel | Albula/Alvra | 2015 |
| Alvaschein | Grisons | Merged with Alvaneu, Brienz/Brinzauls, Mon, Stierva, Surava and Tiefencastel | Albula/Alvra | 2015 |
| Amlikon | Thurgau | Merged with Bissegg, Griesenberg and Strohwilen | Amlikon-Bissegg | 1995 |
| Ammannsegg | Solothurn | Merged with Lohn | Lohn-Ammannsegg | 1993 |
| Andhausen | Thurgau | Incorporated into Berg | Berg | 1993 |
| Andiast | Grisons | Incorporated into Breil/Brigels | Breil/Brigels | 2018 |
| Andwil | Thurgau | Incorporated into Birwinken | Birwinken | 1995 |
| Anetswil | Thurgau | Incorporated into Wängi | Wängi | 1969 |
| Anglikon | Aargau | Incorporated into Wohlen | Wohlen | 1914 |
| Anzonico | Ticino | Incorporated into Faido | Faido | 2012 |
| Apples | Vaud | Merged with Bussy-Chardonney, Cottens, Pampigny, Reverolle and Sévery | Hautemorges | 2021 |
| Aquila | Ticino | Merged with Campo Blenio, Ghirone, Olivone and Torre | Blenio | 2006 |
| Arconciel | Fribourg | Merged with Épendes and Senèdes | Bois-d'Amont | 2021 |
| Ardez | Grisons | Incorporated into Scuol | Scuol | 2015 |
| Areuse | Neuchâtel | Incorporated into Boudry | Boudry | 1870 |
| Arni-Islisberg | Aargau | Split in two | Arni Islisberg | 1983 |
| Arosio | Ticino | Merged with Breno, Fescoggia, Mugena and Vezio | Alto Malcantone | 2005 |
| Arrissoules | Vaud | Incorporated into Rovray | Rovray | 2005 |
| Arrufens | Fribourg | Incorporated into Romont | Romont | 1868 |
| Arvigo | Grisons | Merged with Braggio, Cauco and Selma | Calanca | 2015 |
| Arzo | Ticino | Incorporated into Mendrisio | Mendrisio | 2009 |
| Asuel | Jura | Merged with Charmoille, Fregiécourt, Miécourt and Pleujouse | La Baroche | 2009 |
| Attelwil | Aargau | Incorporated into Reitnau | Reitnau | 2019 |
| Au | Thurgau | Incorporated into Fischingen | Fischingen | 1972 |
| Augio | Grisons | Incorporated into Rossa | Rossa | 1982 |
| Aumont | Fribourg | Merged with Frasses, Granges-de-Vesin and Montet | Les Montets | 2004 |
| Auressio | Ticino | Merged with Berzona and Loco | Isorno | 2001 |
| Aurigeno | Ticino | Incorporated into Maggia | Maggia | 2004 |
| Ausserbinn | Valais | Incorporated into Ernen | Ernen | 2004 |
| Ausserbirrmoos | Bern | Merged with Innerbirrmoos and Otterbach | Linden | 1946 |
| Ausserferrera | Grisons | Merged with Innerferrera | Ferrera | 2008 |
| Aussersihl | Zürich | Incorporated into Zürich | Zürich | 1893 |
| Autafond | Fribourg | Incorporated into Belfaux | Belfaux | 2016 |
| Autavaux | Fribourg | Merged with Forel and Montbrelloz | Vernay | 2006 |
| Auvernier | Neuchâtel | Merged with Bôle and Colombier | Milvignes | 2013 |
| Avegno | Ticino | Merged with Gordevio | Avegno Gordevio | 2008 |
| Avry-devant-Pont | Fribourg | Merged with Gumefens and Le Bry | Pont-en-Ogoz | 2003 |
| Avry-sur-Matran | Fribourg | Merged with Corjolens | Avry | 2001 |
| Ayer | Valais | Merged with Chandolin, Grimentz, Saint-Jean, Saint-Luc and Vissoie | Anniviers | 2009 |
| Bad Zurzach | Aargau | Merged with Baldingen, Böbikon, Kaiserstuhl, Rekingen, Rietheim, Rümikon and Wislikofen | Zurzach | 2022 |
| Bagnes | Valais | Merged with Vollèges | Val de Bagnes | 2021 |
| Baldingen | Aargau | Merged with Bad Zurzach, Böbikon, Kaiserstuhl, Rekingen, Rietheim, Rümikon and Wislikofen | Zurzach | 2022 |
| Ballmoos | Bern | Incorporated into Jegenstorf | Jegenstorf | 2010 |
| Balm bei Messen | Solothurn | Incorporated into Messen | Messen | 2010 |
| Balterswil | Thurgau | Merged with Bichelsee | Bichelsee-Balterswil | 1996 |
| Balzenwil | Aargau | Merged with Riken | Murgenthal | 1901 |
| Bangerten | Bern | Incorporated into Rapperswil | Rapperswil | 2016 |
| Barbengo | Ticino | Incorporated into Lugano | Lugano | 2008 |
| Barberêche | Fribourg | Incorporated into Courtepin | Courtepin | 2017 |
| Barschwand | Bern | Incorporated into Ausserbirrmoos | Ausserbirrmoos | 1888 |
| Barzheim | Schaffhausen | Incorporated into Thayngen | Thayngen | 2004 |
| Bas-Vully | Fribourg | Merged with Haut-Vully | Mont-Vully | 2016 |
| Basadingen | Thurgau | Merged with Schlattingen | Basadingen-Schlattingen | 1999 |
| Bassecourt | Jura | Merged with Courfaivre, Glovelier, Soulce and Undervelier | Haute-Sorne | 2013 |
| Bauen | Uri | Incorporated into Seedorf | Seedorf | 2021 |
| Bellerive | Vaud | Merged with Chabrey, Constantine, Montmagny, Mur, Vallamand and Villars-le-Grand | Vully-les-Lacs | 2011 |
| Belpberg | Bern | Incorporated into Belp | Belp | 2012 |
| Benken | Basel-Country | Merged with Biel | Biel-Benken | 1972 |
| Benzenschwil | Aargau | Incorporated into Merenschwand | Merenschwand | 2012 |
| Bergün/Bravuogn | Grisons | Merged with Filisur | Bergün Filisur | 2018 |
| Beride | Ticino | Merged with Biogno | Biogno-Beride | 1907 |
| Berlens | Fribourg | Incorporated into Mézières | Mézières | 2004 |
| Bernex-Onex-Confignon | Geneva | Split in two | Bernex Onex-Confignon | 1851 |
| Bertschikon bei Attikon | Zürich | Incorporated into Wiesendangen | Wiesendangen | 2014 |
| Berzona | Ticino | Merged with Auressio and Loco | Isorno | 2001 |
| Besazio | Ticino | Incorporated into Mendrisio | Mendrisio | 2013 |
| Besencens | Fribourg | Incorporated into Saint-Martin | Saint-Martin | 2004 |
| Betschwanden | Glarus | Merged with Braunwald, Elm, Engi, Haslen, Linthal, Luchsingen, Matt, Mitlödi, Rüti, Schwanden, Schwändi and Sool | Glarus Süd | 2011 |
| Betten | Valais | Merged with Martisberg | Bettmeralp | 2014 |
| Bevaix | Neuchâtel | Merged with Fresens, Gorgier, Montalchez, Saint-Aubin-Sauges and Vaumarcus | La Grande Béroche | 2018 |
| Bévilard | Bern | Merged with Malleray and Pontenet | Valbirse | 2015 |
| Bibern | Schaffhausen | Incorporated into Thayngen | Thayngen | 2009 |
| Bibern | Solothurn | Merged with Aetigkofen, Aetingen, Brügglen, Gossliwil, Hessigkofen, Küttigkofen, Kyburg-Buchegg, Mühledorf and Tscheppach | Buchegg | 2014 |
| Bichelsee | Thurgau | Merged with Balterswil | Bichelsee-Balterswil | 1996 |
| Bickigen-Schwanden | Bern | Incorporated into Wynigen | Wynigen | 1911 |
| Bidogno | Ticino | Incorporated into Capriasca | Capriasca | 2008 |
| Biel | Basel-Country | Merged with Benken | Biel-Benken | 1972 |
| Biel | Valais | Merged with Ritzingen and Selkingen | Grafschaft | 2000 |
| Biessenhofen | Thurgau | Incorporated into Amriswil | Amriswil | 1979 |
| Bignasco | Ticino | Incorporated into Cevio | Cevio | 2006 |
| Billens | Fribourg | Merged with Hennens | Billens-Hennens | 1998 |
| Bilten | Glarus | Merged with Filzbach, Mollis, Mühlehorn, Näfels, Niederurnen, Oberurnen and Obstalden | Glarus Nord | 2011 |
| Biogno | Ticino | Merged with Beride | Biogno-Beride | 1907 |
| Biogno | Ticino | Split in two | Breganzona Bioggio | 1925 |
| Biogno-Beride | Ticino | Merged with Croglio-Castelrotto | Croglio | 1976 |
| Bioley-Orjulaz | Vaud | Incorporated into Assens | Assens | 2021 |
| Bionnens | Fribourg | Incorporated into Ursy | Ursy | 2001 |
| Birgisch | Valais | Incorporated into Naters | Naters | 2013 |
| Bironico | Ticino | Merged with Camignolo, Medeglia, Rivera and Sigirino | Monteceneri | 2010 |
| Bissegg | Thurgau | Merged with Amlikon, Griesenberg and Strohwilen | Amlikon-Bissegg | 1995 |
| Bivio | Grisons | Merged with Cunter, Marmorera, Mulegns, Riom-Parsonz, Salouf, Savognin, Sur and Tinizong-Rona | Surses | 2016 |
| Bleiken | Thurgau | Incorporated into Sulgen | Sulgen | 1964 |
| Bleiken bei Oberdiessbach | Bern | Incorporated into Oberdiessbach | Oberdiessbach | 2014 |
| Blessens | Fribourg | Incorporated into Rue | Rue | 1993 |
| Blitzingen | Valais | Merged with Grafschaft, Münster-Geschinen, Niederwald and Reckingen-Gluringen | Goms | 2017 |
| Blonay | Vaud | Merged with Saint-Légier-La Chiésaz | Blonay - Saint-Légier | 2022 |
| Böbikon | Aargau | Merged with Bad Zurzach, Baldingen, Kaiserstuhl, Rekingen, Rietheim, Rümikon and Wislikofen | Zurzach | 2022 |
| Bogno | Ticino | Incorporated into Lugano | Lugano | 2013 |
| Bôle | Neuchâtel | Merged with Auvernier and Colombier | Milvignes | 2013 |
| Bollion | Fribourg | Incorporated into Lully | Lully | 2006 |
| Bollodingen | Bern | Incorporated into Bettenhausen | Bettenhausen | 2011 |
| Bonau | Thurgau | Incorporated into Wigoltingen | Wigoltingen | 1995 |
| Bondo | Grisons | Merged with Castasegna, Soglio, Stampa and Vicosoprano | Bregaglia | 2010 |
| Bonnefontaine | Fribourg | Merged with Essert, Montévraz, Oberried, Praroman and Zénauva | Le Mouret | 2003 |
| Borgnone | Ticino | Merged with Intragna and Palagnedra | Centovalli | 2009 |
| Bosco Luganese | Ticino | Incorporated into Bioggio | Bioggio | 2004 |
| Boudevilliers | Neuchâtel | Merged with Cernier, Chézard-Saint-Martin, Coffrane, Dombresson, Engollon, Fenin-Vilars-Saules, Fontainemelon, Fontaines, Le Pâquier, Les Geneveys-sur-Coffrane, Les Hauts-Geneveys, Montmollin, Savagnier and Villiers | Val-de-Ruz | 2013 |
| Bouloz | Fribourg | Merged with Pont, Veveyse and Porsel | Le Flon | 2004 |
| Boveresse | Neuchâtel | Merged with Buttes, Couvet, Fleurier, Les Bayards, Môtiers, Noiraigue, Saint-Sulpice and Travers | Val-de-Travers | 2009 |
| Bözberg | Aargau | Split in two | Oberbözberg Unterbözberg | 1873 |
| Bözen | Aargau | Merged with Effingen, Elfingen and Hornussen | Böztal | 2022 |
| Bözingen | Bern | Incorporated into Biel | Biel | 1917 |
| Braggio | Grisons | Merged with Arvigo, Cauco and Selma | Calanca | 2015 |
| Bramois | Valais | Incorporated into Sion | Sion | 1968 |
| Bratsch | Valais | Merged with Gampel | Gampel-Bratsch | 2009 |
| Braunwald | Glarus | Merged with Betschwanden, Elm, Engi, Haslen, Linthal, Luchsingen, Matt, Mitlödi, Rüti, Schwanden, Schwändi and Sool | Glarus Süd | 2011 |
| Brè-Aldesago | Ticino | Incorporated into Lugano | Lugano | 1972 |
| Brechershäusern | Bern | Incorporated into Wynigen | Wynigen | 1887 |
| Breganzona | Ticino | Incorporated into Lugano | Lugano | 2004 |
| Bremgarten Stadtgericht | Bern | Incorporated into Kirchlindach | Kirchlindach | 1880 |
| Brenles | Vaud | Incorporated into Lucens | Lucens | 2017 |
| Breno | Ticino | Merged with Arosio, Fescoggia, Mugena and Vezio | Alto Malcantone | 2005 |
| Bressaucourt | Jura | Incorporated into Fontenais | Fontenais | 2013 |
| Brienz/Brinzauls | Grisons | Merged with Alvaneu, Alvaschein, Mon, Stierva, Surava and Tiefencastel | Albula/Alvra | 2015 |
| Brienz-Surava | Grisons | Split in two | Brienz Surava | 1883 |
| Brig | Valais | Merged with Brigerbad and Glis | Brig-Glis | 1972 |
| Brigerbad | Valais | Merged with Brig and Glis | Brig-Glis | 1972 |
| Brione | Ticino | Merged with Corippo, Cugnasco-Gerra (Gerra Valle), Frasco, Lavertezzo (Lavertezzo Valle), Sonogno and Vogorno | Verzasca | 2020 |
| Brione-Gerra | Ticino | Split in two | Brione Gerra | 1852 |
| Broglio | Ticino | Merged with Brontallo, Fusio, Menzonio, Peccia and Prato-Sornico | Lavizzara | 2004 |
| Bronschhofen | St. Gallen | Incorporated into Wil | Wil | 2013 |
| Brontallo | Ticino | Merged with Broglio, Fusio, Menzonio, Peccia and Prato-Sornico | Lavizzara | 2004 |
| Brot-Dessous | Neuchâtel | Incorporated into Rochefort | Rochefort | 2016 |
| Brot-Dessus | Neuchâtel | Merged with Plamboz | Brot-Plamboz | 1875 |
| Brügglen | Solothurn | Merged with Aetigkofen, Aetingen, Bibern, Gossliwil, Hessigkofen, Küttigkofen, Kyburg-Buchegg, Mühledorf and Tscheppach | Buchegg | 2014 |
| Brunnadern | St. Gallen | Merged with Mogelsberg and St. Peterzell | Neckertal | 2009 |
| Brunnenthal | Solothurn | Incorporated into Messen | Messen | 2010 |
| Bruzella | Ticino | Merged with Cabbio, Caneggio, Morbio Superiore, Muggio and Sagno | Breggia | 2009 |
| Büblikon | Aargau | Incorporated into Wohlenschwil | Wohlenschwil | 1906 |
| Buch bei Frauenfeld | Thurgau | Merged with Uesslingen | Uesslingen-Buch | 1995 |
| Buch bei Märwil | Thurgau | Incorporated into Affeltrangen | Affeltrangen | 1995 |
| Buchackern | Thurgau | Incorporated into Erlen | Erlen | 1995 |
| Buchen | Grisons | Incorporated into Luzein | Luzein | 1872 |
| Buchs | Lucerne | Incorporated into Dagmersellen | Dagmersellen | 2006 |
| Büchslen | Fribourg | Incorporated into Murten | Murten | 2013 |
| Buchthalen | Schaffhausen | Incorporated into Schaffhausen | Schaffhausen | 1947 |
| Buhwil | Thurgau | Merged with Kradolf, Neukirch an der Thur and Schönenberg an der Thur | Kradolf-Schönenberg | 1996 |
| Buix | Jura | Merged with Courtemaîche and Montignez | Basse-Allaine | 2009 |
| Bümpliz | Bern | Incorporated into Bern | Bern | 1919 |
| Büren | Nidwalden | Split in two | Oberdorf Wolfenschiessen | 1850 |
| Büren zum Hof | Bern | Incorporated into Fraubrunnen | Fraubrunnen | 2014 |
| Burg | Aargau | Incorporated into Menziken | Menziken | 2023 |
| Burg bei Murten | Fribourg | Incorporated into Murten | Murten | 1975 |
| Burgäschi | Solothurn | Incorporated into Aeschi | Aeschi | 1994 |
| Bussigny-sur-Oron | Vaud | Merged with Châtillens, Chesalles-sur-Oron, Écoteaux, Les Tavernes, Les Thioleyres, Oron-la-Ville, Oron-le-Châtel, Palézieux and Vuibroye | Oron | 2012 |
| Busswil | Thurgau | Incorporated into Sirnach | Sirnach | 1997 |
| Busswil bei Büren | Bern | Incorporated into Lyss | Lyss | 2011 |
| Bussy | Fribourg | Merged with Estavayer-le-Lac, Morens, Murist, Rueyres-les-Prés, Vernay and Vuissens | Estavayer | 2017 |
| Bussy-Chardonney | Vaud | Merged with Apples, Cottens, Pampigny, Reverolle and Sévery | Hautemorges | 2021 |
| Bussy-sur-Morges | Vaud | Merged with Chardonney-sur-Morges | Bussy-Chardonney | 1961 |
| Bütschwil | St. Gallen | Merged with Ganterschwil | Bütschwil-Ganterschwil | 2013 |
| Buttes | Neuchâtel | Merged with Boveresse, Couvet, Fleurier, Les Bayards, Môtiers, Noiraigue, Saint-Sulpice and Travers | Val-de-Travers | 2009 |
| Cabbio | Ticino | Merged with Bruzella, Caneggio, Morbio Superiore, Muggio and Sagno | Breggia | 2009 |
| Cadro | Ticino | Incorporated into Lugano | Lugano | 2013 |
| Cagiallo | Ticino | Merged with Lopagno, Roveredo, Sala Capriasca, Tesserete and Vaglio | Capriasca | 2001 |
| Calfreisen | Grisons | Incorporated into Arosa | Arosa | 2013 |
| Calonico | Ticino | Incorporated into Faido | Faido | 2006 |
| Calpiogna | Ticino | Incorporated into Faido | Faido | 2012 |
| Camignolo | Ticino | Merged with Bironico, Medeglia, Rivera, Sigirino | Monteceneri | 2010 |
| Camorino | Ticino | Incorporated into Bellinzona | Bellinzona | 2017 |
| Campello | Ticino | Incorporated into Faido | Faido | 2012 |
| Campestro | Ticino | Incorporated into Tesserete | Tesserete | 1976 |
| Campo-Blenio | Ticino | Merged with Aquila, Ghirone, Olivone and Torre | Blenio | 2006 |
| Camuns | Grisons | Merged with Surcasti, Tersnaus and Uors-Peiden | Suraua | 2002 |
| Caneggio | Ticino | Merged with Bruzella, Cabbio, Morbio Superiore, Muggio and Sagno | Breggia | 2009 |
| Capolago | Ticino | Incorporated into Mendrisio | Mendrisio | 2009 |
| Carabbia | Ticino | Incorporated into Lugano | Lugano | 2008 |
| Carabietta | Ticino | Incorporated into Collina d'Oro | Collina d'Oro | 2012 |
| Carasso | Ticino | Incorporated into Bellinzona | Bellinzona | 1907 |
| Carona | Ticino | Incorporated into Lugano | Lugano | 2013 |
| Carrouge | Vaud | Merged with Ferlens and Mézières | Jorat-Mézières | 2016 |
| Casaccia | Grisons | Incorporated into Vicosoprano | Vicosoprano | 1971 |
| Casenzano | Ticino | Merged with Vairano | San Nazzaro | 1930 |
| Casima | Ticino | Incorporated into Castel San Pietro | Castel San Pietro | 2004 |
| Castagnola | Ticino | Incorporated into Lugano | Lugano | 1972 |
| Castasegna | Grisons | Merged with Bondo, Soglio, Stampa and Vicosoprano | Bregaglia | 2010 |
| Casti | Grisons | Merged with Wergenstein | Casti-Wergenstein | 1923 |
| Casti-Wergenstein | Grisons | Merged with Donat, Lohn and Mathon | Muntogna da Schons | 2021 |
| Castiel | Grisons | Incorporated into Arosa | Arosa | 2013 |
| Castrisch | Grisons | Merged with Duvin, Ilanz, Ladir, Luven, Pigniu, Pitasch, Riein, Rueun, Ruschein, Schnaus, Sevgein and Siat | Ilanz/Glion | 2014 |
| Castro | Ticino | Merged with Corzoneso, Dongio, Largario, Leontica, Lottigna, Marolta, Ponto Valentino and Prugiasco | Acquarossa | 2004 |
| Cauco | Grisons | Merged with Arvigo, Braggio and Selma | Calanca | 2015 |
| Cavadura | Grisons | Incorporated into Grüsch | Grüsch | 1875 |
| Cavagnago | Ticino | Incorporated into Faido | Faido | 2012 |
| Cavergno | Ticino | Incorporated into Cevio | Cevio | 2006 |
| Caviano | Ticino | Merged with Contone, Gerra, Indemini, Magadino, Piazzogna, San Nazzaro, Sant'Abbondio and Vira | Gambarogno | 2010 |
| Cavigliano | Ticino | Merged with Tegna and Verscio | Terre di Pedemonte | 2013 |
| Cerniat | Fribourg | Merged with Charmey | Val-de-Charmey | 2014 |
| Cerniaz | Vaud | Merged with Combremont-le-Grand, Combremont-le-Petit, Granges-près-Marnand, Marnand, Sassel, Seigneux and Villars-Bramard | Valbroye | 2011 |
| Cernier | Neuchâtel | Merged with Boudevilliers, Chézard-Saint-Martin, Coffrane, Dombresson, Engollon, Fenin-Vilars-Saules, Fontainemelon, Fontaines, Le Pâquier, Les Geneveys-sur-Coffrane, Les Hauts-Geneveys, Montmollin, Savagnier and Villiers | Val-de-Ruz | 2013 |
| Certara | Ticino | Incorporated into Lugano | Lugano | 2013 |
| Châbles | Fribourg | Merged with Cheyres | Cheyres-Châbles | 2017 |
| Chabrey | Vaud | Merged with Bellerive, Constantine, Montmagny, Mur, Vallamand and Villars-le-Grand | Vully-les-Lacs | 2011 |
| Champmartin | Vaud | Incorporated into Cudrefin | Cudrefin | 2002 |
| Chandolin | Valais | Merged with Ayer, Grimentz, Saint-Jean, Saint-Luc and Vissoie | Anniviers | 2009 |
| Chandon | Fribourg | Incorporated into Léchelles | Léchelles | 1994 |
| Chandossel | Fribourg | Incorporated into Villarepos | Villarepos | 1983 |
| Chanéaz | Vaud | Merged with Chapelle-sur-Moudon, Correvon, Denezy, Martherenges, Neyruz-sur-Moudon, Peyres-Possens, Saint-Cierges and Thierrens | Montanaire | 2013 |
| Chapelle | Fribourg | Incorporated into Cheiry | Cheiry | 2005 |
| Chapelle-sur-Moudon | Vaud | Merged with Chanéaz, Correvon, Denezy, Martherenges, Neyruz-sur-Moudon, Peyres-Possens, Saint-Cierges and Thierrens | Montanaire | 2013 |
| Chardonney-sur-Morges | Vaud | Merged with Bussy-sur-Morges | Bussy-Chardonney | 1961 |
| Charmey | Fribourg | Merged with Cerniat | Val-de-Charmey | 2014 |
| Charmoille | Jura | Merged with Asuel, Fregiécourt, Miécourt and Pleujouse | La Baroche | 2009 |
| Charrat | Valais | Incorporated into Martigny | Martigny | 2021 |
| Châtelat | Bern | Merged with Monible, Sornetan and Souboz | Petit-Val | 2015 |
| Châtillens | Vaud | Merged with Bussigny-sur-Oron, Chesalles-sur-Oron, Écoteaux, Les Tavernes, Les Thioleyres, Oron-la-Ville, Oron-le-Châtel, Palézieux and Vuibroye | Oron | 2012 |
| Chavannes-les-Forts | Fribourg | Incorporated into Siviriez | Siviriez | 2004 |
| Chavannes-sous-Orsonnens | Fribourg | Merged with Orsonnens, Villargiroud and Villarsiviriaux | Villorsonnens | 2001 |
| Cheiry | Fribourg | Incorporated into Surpierre | Surpierre | 2021 |
| Chêne-Thônex | Geneva | Split in two | Chêne-Bourg Thônex | 1869 |
| Chermignon | Valais | Merged with Mollens, Montana and Randogne | Crans-Montana | 2017 |
| Chésalles | Fribourg | Incorporated into Marly | Marly | 1976 |
| Chesalles-sur-Moudon | Vaud | Incorporated into Lucens | Lucens | 2017 |
| Chesalles-sur-Oron | Vaud | Merged with Bussigny-sur-Oron, Châtillens, Écoteaux, Les Tavernes, Les Thioleyres, Oron-la-Ville, Oron-le-Châtel, Palézieux and Vuibroye | Oron | 2012 |
| Chésopelloz | Fribourg | Incorporated into Corminboeuf | Corminboeuf | 2017 |
| Chevenez | Jura | Merged with Damvant, Réclère and Roche-d'Or | Haute-Ajoie | 2009 |
| Cheyres | Fribourg | Merged with Châbles | Cheyres-Châbles | 2017 |
| Chézard-Saint-Martin | Neuchâtel | Merged with Boudevilliers, Cernier, Coffrane, Dombresson, Engollon, Fenin-Vilars-Saules, Fontainemelon, Fontaines, Le Pâquier, Les Geneveys-sur-Coffrane, Les Hauts-Geneveys, Montmollin, Savagnier and Villiers | Val-de-Ruz | 2013 |
| Chiggiogna | Ticino | Incorporated into Faido | Faido | 2006 |
| Chironico | Ticino | Incorporated into Faido | Faido | 2012 |
| Cimadera | Ticino | Incorporated into Lugano | Lugano | 2013 |
| Cimo | Ticino | Incorporated into Bioggio | Bioggio | 2004 |
| Claro | Ticino | Incorporated into Bellinzona | Bellinzona | 2017 |
| Clavaleyres | Fribourg | Incorporated into Murten | Murten | 2022 |
| Clugin | Grisons | Incorporated into Andeer | Andeer | 2009 |
| Coffrane | Neuchâtel | Merged with Boudevilliers, Cernier, Chézard-Saint-Martin, Dombresson, Engollon, Fenin-Vilars-Saules, Fontainemelon, Fontaines, Le Pâquier, Les Geneveys-sur-Coffrane, Les Hauts-Geneveys, Montmollin, Savagnier and Villiers | Val-de-Ruz | 2013 |
| Coglio | Ticino | Incorporated into Maggia | Maggia | 2004 |
| Colla | Ticino | Merged with Insone, Piandera, Scareglia and Signôra | Valcolla | 1956 |
| Colombier | Neuchâtel | Merged with Auvernier and Bôle | Milvignes | 2013 |
| Colombier | Vaud | Incorporated into Echichens | Echichens | 2011 |
| Combes | Neuchâtel | Incorporated into Le Landeron | Le Landeron (known as Landeron-Combes until 1966) | 1875 |
| Combremont-le-Grand | Vaud | Merged with Cerniaz, Combremont-le-Petit, Granges-près-Marnand, Marnand, Sassel, Seigneux and Villars-Bramard | Valbroye | 2011 |
| Combremont-le-Petit | Vaud | Merged with Cerniaz, Combremont-le-Grand, Granges-près-Marnand, Marnand, Sassel, Seigneux and Villars-Bramard | Valbroye | 2011 |
| Comologno | Ticino | Merged with Crana and Russo | Onsernone | 1995 |
| Compesières | Geneva | Split in two | Bardonnex Plan-les-Ouates | 1851 |
| Constantine | Vaud | Merged with Bellerive, Chabrey, Montmagny, Mur, Vallamand and Villars-le-Grand | Vully-les-Lacs | 2011 |
| Contone | Ticino | Merged with Caviano, Gerra, Indemini, Magadino, Piazzogna, San Nazzaro, Sant'Abbondio and Vira | Gambarogno | 2010 |
| Corban | Jura | Incorporated into Val Terbi | Val Terbi | 2018 |
| Corcelles-Cormondrèche | Neuchâtel | Incorporated into Neuchâtel | Neuchâtel | 2021 |
| Corcelles-sur-Chavornay | Vaud | Incorporated into Chavornay | Chavornay | 2017 |
| Cordast | Fribourg | Incorporated into Gurmels | Gurmels | 2005 |
| Corippo | Ticino | Merged with Brione, Cugnasco-Gerra (Gerra Valle), Frasco, Lavertezzo (Lavertezzo Valle), Sonogno and Vogorno | Verzasca | 2020 |
| Corjolens | Fribourg | Merged with Avry-sur-Matran | Avry | 2001 |
| Cormagens | Fribourg | Merged with La Corbaz and Lossy-Formangueires | La Sonnaz | 2004 |
| Cormérod | Fribourg | Merged with Courtion, Cournillens and Misery | Misery-Courtion | 1997 |
| Corpataux | Fribourg | Merged with Magnedens | Corpataux-Magnedens | 1999 |
| Corpataux-Magnedens | Fribourg | Merged with Farvagny, Le Glèbe, Rossens and Vuisternens-en-Ogoz | Gibloux | 2016 |
| Correvon | Vaud | Merged with Chanéaz, Chapelle-sur-Moudon, Denezy, Martherenges, Neyruz-sur-Moudon, Peyres-Possens, Saint-Cierges and Thierrens | Montanaire | 2013 |
| Corsalettes | Fribourg | Incorporated into Grolley | Grolley | 2000 |
| Corserey | Fribourg | Merged with Noréaz and Prez-vers-Noréaz | Prez | 2020 |
| Corticiasca | Ticino | Incorporated into Capriasca | Capriasca | 2008 |
| Corzoneso | Ticino | Merged with Castro, Dongio, Largario, Leontica, Lottigna, Marolta, Ponto Valentino and Prugiasco | Acquarossa | 2004 |
| Cottens | Vaud | Merged with Apples, Bussy-Chardonney, Pampigny, Reverolle and Sévery | Hautemorges | 2021 |
| Courfaivre | Jura | Merged with Bassecourt, Glovelier, Soulce and Undervelier | Haute-Sorne | 2013 |
| Courlevon | Fribourg | Incorporated into Murten | Murten | 2016 |
| Cournillens | Fribourg | Merged with Courtion, Cormérod and Misery | Misery-Courtion | 1997 |
| Courtaman | Fribourg | Incorporated into Courtepin | Courtepin | 2003 |
| Courtemaîche | Jura | Merged with Buix and Montignez | Basse-Allaine | 2009 |
| Courtion | Fribourg | Merged with Cormérod, Cournillens and Misery | Misery-Courtion | 1997 |
| Coussiberlé | Fribourg | Incorporated into Courlevon | Courlevon | 1974 |
| Couvet | Neuchâtel | Merged with Boveresse, Buttes, Fleurier, Les Bayards, Môtiers, Noiraigue, Saint-Sulpice and Travers | Val-de-Travers | 2009 |
| Crana | Ticino | Merged with Comologno and Russo | Onsernone | 1995 |
| Cremin | Vaud | Incorporated into Lucens | Lucens | 2017 |
| Cresciano | Ticino | Merged with Iragna, Lodrino and Osogna | Riviera | 2017 |
| Croglio | Ticino | Merged with Monteggio, Ponte Tresa and Sessa | Tresa | 2021 |
| Croglio-Castelrotto | Ticino | Merged with Biogno-Beride | Croglio | 1976 |
| Cugnasco | Ticino | Merged with Gerra | Cugnasco-Gerra | 2009 |
| Cugnasco-Gerra (Gerra Valle) | Ticino | Merged with Brione, Corippo, Frasco, Lavertezzo (Lavertezzo Valle), Sonogno and Vogorno | Verzasca | 2020 |
| Cully | Vaud | Merged with Epesses, Grandvaux, Riex and Villette | Bourg-en-Lavaux | 2011 |
| Cumbel | Grisons | Merged with Degen, Lumbrein, Morissen, Suraua, Vella, Vignogn and Vrin | Lumnezia | 2013 |
| Cunter | Grisons | Merged with Bivio, Marmorera, Mulegns, Riom-Parsonz, Salouf, Savognin, Sur and Tinizong-Rona | Surses | 2016 |
| Cureggia | Ticino | Incorporated into Lugano | Lugano | 2004 |
| Cutterwil | Fribourg | Incorporated into Belfaux | Belfaux | 1977 |
| Damphreux | Jura | Merged with Lugnez | Damphreux-Lugnez | 2023 |
| Damvant | Jura | Merged with Chevenez, Réclère and Roche-d'Or | Haute-Ajoie | 2009 |
| Daro | Ticino | Incorporated into Bellinzona | Bellinzona | 1907 |
| Dättwil | Aargau | Incorporated into Dättwil | Dättwil | 1962 |
| Davesco-Soragno | Ticino | Incorporated into Lugano | Lugano | 2004 |
| Degen | Grisons | Merged with Cumbel, Lumbrein, Morissen, Suraua, Vella, Vignogn and Vrin | Lumnezia | 2013 |
| Delley | Fribourg | Merged with Portalban | Delley-Portalban | 2005 |
| Denezy | Vaud | Merged with Chanéaz, Chapelle-sur-Moudon, Correvon, Martherenges, Neyruz-sur-Moudon, Peyres-Possens, Saint-Cierges and Thierrens | Montanaire | 2013 |
| Dettighofen | Thurgau | Incorporated into Pfyn | Pfyn | 1998 |
| Diemerswil | Bern | Incorporated into Münchenbuchsee | Münchenbuchsee | 2023 |
| Diesbach | Glarus | Incorporated into Luchsingen | Luchsingen | 2004 |
| Diesse | Bern | Merged with Lamboing and Prêles | Plateau de Diesse | 2014 |
| Dippishausen-Oftershausen | Thurgau | Incorporated into Siegershausen | Siegershausen | 1984 |
| Dombresson | Neuchâtel | Merged with Boudevilliers, Cernier, Chézard-Saint-Martin, Coffrane, Engollon, Fenin-Vilars-Saules, Fontainemelon, Fontaines, Le Pâquier, Les Geneveys-sur-Coffrane, Les Hauts-Geneveys, Montmollin, Savagnier and Villiers | Val-de-Ruz | 2013 |
| Domdidier | Fribourg | Merged with Dompierre, Léchelles and Russy | Belmont-Broye | 2016 |
| Dommartin | Vaud | Merged with Naz, Poliez-le-Grand and Sugnens | Montilliez | 2011 |
| Dompierre | Fribourg | Merged with Domdidier, Léchelles and Russy | Belmont-Broye | 2016 |
| Donat | Grisons | Merged with Casti-Wergenstein, Lohn and Mathon | Muntogna da Schons | 2021 |
| Donath | Grisons | Merged with Patzen-Fardün | Donat | 2003 |
| Donatyre | Vaud | Incorporated into Avenches | Avenches | 2006 |
| Dongio | Ticino | Merged with Castro, Corzoneso, Largario, Leontica, Lottigna, Marolta, Ponto Valentino and Prugiasco | Acquarossa | 2004 |
| Donzhausen | Thurgau | Incorporated into Sulgen | Sulgen | 1996 |
| Dotnacht | Thurgau | Merged with Alterswilen, Altishausen, Ellighausen, Hugelshofen, Lippoldswilen, Neuwilen and Siegershausen | Kemmental | 1996 |
| Dünnershaus | Thurgau | Incorporated into Langrickenbach | Langrickenbach | 1998 |
| Dussnang | Thurgau | Incorporated into Fischingen | Fischingen | 1972 |
| Duvin | Grisons | Merged with Castrisch, Ilanz, Ladir, Luven, Pigniu, Pitasch, Riein, Rueun, Ruschein, Schnaus, Sevgein and Siat | Ilanz/Glion | 2014 |
| Eaux-Vives | Geneva | Incorporated into Geneva | Geneva | 1931 |
| Ebersecken | Lucerne | Incorporated into Altishofen | Altishofen | 2020 |
| Ebligen | Bern | Incorporated into Oberried am Brienzersee | Oberried am Brienzersee | 1914 |
| Ebnat | St. Gallen | Merged with Kappel | Ebnat-Kappel | 1965 |
| Éclagnens | Vaud | Merged with Goumoens-la-Ville and Goumoens-le-Jux | Goumoëns | 2011 |
| Écoteaux | Vaud | Merged with Bussigny-sur-Oron, Châtillens, Chesalles-sur-Oron, Les Tavernes, Les Thioleyres, Oron-la-Ville, Oron-le-Châtel, Palézieux and Vuibroye | Oron | 2012 |
| Ecuvillens | Fribourg | Merged with Posieux | Hauterive | 2001 |
| Effingen | Aargau | Merged with Bözen, Elfingen and Hornussen | Böztal | 2022 |
| Elfingen | Aargau | Merged with Bözen, Effingen and Hornussen | Böztal | 2022 |
| Ellighausen | Thurgau | Merged with Alterswilen, Altishausen, Dotnacht, Hugelshofen, Lippoldswilen, Neuwilen and Siegershausen | Kemmental | 1996 |
| Elm | Glarus | Merged with Betschwanden, Braunwald, Engi, Haslen, Linthal, Luchsingen, Matt, Mitlödi, Rüti, Schwanden, Schwändi and Sool | Glarus Süd | 2011 |
| Emmishofen | Thurgau | Incorporated into Kreuzlingen | Kreuzlingen | 1928 |
| Enge | Zürich | Incorporated into Zürich | Zürich | 1893 |
| Engi | Glarus | Merged with Betschwanden, Braunwald, Elm, Haslen, Linthal, Luchsingen, Matt, Mitlödi, Rüti, Schwanden, Schwändi and Sool | Glarus Süd | 2011 |
| Engishofen | Thurgau | Incorporated into Erlen | Erlen | 1995 |
| Englisberg | Bern | Merged with Zimmerwald | Wald | 2004 |
| Engollon | Neuchâtel | Merged with Boudevilliers, Cernier, Chézard-Saint-Martin, Coffrane, Dombresson, Fenin-Vilars-Saules, Fontainemelon, Fontaines, Le Pâquier, Les Geneveys-sur-Coffrane, Les Hauts-Geneveys, Montmollin, Savagnier and Villiers | Val-de-Ruz | 2013 |
| Engwang | Thurgau | Incorporated into Wigoltingen | Wigoltingen | 1995 |
| Engwilen | Thurgau | Incorporated into Wäldi | Wäldi | 1995 |
| Ennenda | Glarus | Incorporated into Glarus | Glarus | 2011 |
| Ennetaach | Thurgau | Incorporated into Erlen | Erlen | 1995 |
| Enney | Fribourg | Merged with Estavannens and Villars-sous-Mont | Bas-Intyamon | 2004 |
| Envy | Vaud | Merged with Romainmôtier | Romainmôtier-Envy | 1970 |
| Epagnier | Neuchâtel | Merged with Marin | Marin-Epagnier | 1888 |
| Epauvillers | Jura | Merged with Epiquerez, Montenol, Montmelon, Ocourt, Saint-Ursanne and Seleute | Clos du Doubs | 2009 |
| Épendes | Fribourg | Merged with Arconciel and Senèdes | Bois-d'Amont | 2021 |
| Epesses | Vaud | Merged with Cully, Grandvaux, Riex and Villette | Bourg-en-Lavaux | 2011 |
| Epiquerez | Jura | Merged with Epauvillers, Montenol, Montmelon, Ocourt, Saint-Ursanne and Seleute | Clos-du-Doubs | 2009 |
| Ernetschwil | St. Gallen | Incorporated into Gommiswald | Gommiswald | 2013 |
| Erschmatt | Valais | Incorporated into Leuk | Leuk | 2013 |
| Eschiens | Fribourg | Incorporated into Ecublens | Ecublens | 1969 |
| Eschikofen | Thurgau | Incorporated into Hüttlingen | Hüttlingen | 1999 |
| Escholzmatt | Lucerne | Merged with Marbach | Escholzmatt-Marbach | 2013 |
| Esmonts | Fribourg | Incorporated into Vuarmarens | Vuarmarens | 2006 |
| Essert | Fribourg | Merged with Bonnefontaine, Montévraz, Oberried, Praroman and Zénauva | Le Mouret | 2003 |
| Essert-Pittet | Vaud | Incorporated into Chavornay | Chavornay | 2017 |
| Essert-sous-Champvent | Vaud | Incorporated into Champvent | Champvent | 2012 |
| Essertes | Vaud | Incorporated into Oron | Oron | 2022 |
| Estavannens | Fribourg | Merged with Estavannens and Villars-sous-Mont | Bas-Intyamon | 2004 |
| Estavayer-le-Gibloux | Fribourg | Merged with Rueyres-Saint-Laurent, Villarlod and Villarsel-le-Gibloux | Le Glèbe | 2003 |
| Estavayer-le-Lac | Fribourg | Merged with Bussy, Morens, Murist, Rueyres-les-Prés, Vernay and Vuissens | Estavayer | 2017 |
| Estévenens | Fribourg | Incorporated into Vuisternens-devant-Romont | Vuisternens-devant-Romont | 2003 |
| Ettenhausen | Thurgau | Incorporated into Aadorf | Aadorf | 1996 |
| Etzelkofen | Bern | Incorporated into Fraubrunnen | Fraubrunnen | 2014 |
| Etzgen | Aargau | Merged with Hottwil, Mettau, Oberhofen and Wil | Mettauertal | 2010 |
| Eyholz | Valais | Incorporated into Visp | Visp | 1972 |
| Fahrhof | Thurgau | Incorporated into Oberneunforn | Oberneunforn | 1870 |
| Fanas | Grisons | Incorporated into Grüsch | Grüsch | 2011 |
| Farvagny | Fribourg | Merged with Corpataux-Magnedens, Le Glèbe, Rossens and Vuisternens-en-Ogoz | Gibloux | 2016 |
| Farvagny-le-Grand | Fribourg | Merged with Farvagny-le-Petit, Grenilles and Posat | Farvagny | 1996 |
| Farvagny-le-Petit | Fribourg | Merged with Farvagny-le-Grand, Grenilles and Posat | Farvagny | 1996 |
| Felben | Thurgau | Merged with Wellhausen | Felben-Wellhausen | 1983 |
| Feldis/Veulden | Grisons | Merged with Scheid, Trans and Tumegl/Tomils | Tomils | 2009 |
| Fenin | Neuchâtel | Merged with Vilars and Saules | Fenin-Vilars-Saules | 1875 |
| Fenin-Vilars-Saules | Neuchâtel | Merged with Boudevilliers, Cernier, Chézard-Saint-Martin, Coffrane, Dombresson, Engollon, Fontainemelon, Fontaines, Le Pâquier, Les Geneveys-sur-Coffrane, Les Hauts-Geneveys, Montmollin, Savagnier and Villiers | Val-de-Ruz | 2013 |
| Ferlens | Vaud | Merged with Carrouge and Mézières | Jorat-Mézières | 2016 |
| Feschel | Valais | Merged with Guttet | Guttet-Feschel | 2000 |
| Fescoggia | Ticino | Merged with Arosio, Breno, Mugena and Vezio | Alto Malcantone | 2005 |
| Fiaugères | Fribourg | Incorporated into Saint-Martin | Saint-Martin | 2004 |
| Filet | Valais | Merged with Mörel | Mörel-Filet | 2009 |
| Filisur | Grisons | Merged with Bergün/Bravuogn | Bergün Filisur | 2018 |
| Filzbach | Glarus | Merged with Bilten, Mollis, Mühlehorn, Näfels, Niederurnen, Oberurnen and Obstalden | Glarus Nord | 2011 |
| Fleurier | Neuchâtel | Merged with Boveresse, Buttes, Couvet, Les Bayards, Môtiers, Noiraigue, Saint-Sulpice and Travers | Val-de-Travers | 2009 |
| Flond | Grisons | Merged with Surcuolm | Mundaun | 2009 |
| Fluntern | Zürich | Incorporated into Zürich | Zürich | 1893 |
| Font | Fribourg | Incorporated into Estavayer-le-Lac | Estavayer-le-Lac | 2012 |
| Fontainemelon | Neuchâtel | Merged with Boudevilliers, Cernier, Chézard-Saint-Martin, Coffrane, Dombresson, Engollon, Fenin-Vilars-Saules, Fontaines, Le Pâquier, Les Geneveys-sur-Coffrane, Les Hauts-Geneveys, Montmollin, Savagnier and Villiers | Val-de-Ruz | 2013 |
| Fontaines | Neuchâtel | Merged with Boudevilliers, Cernier, Chézard-Saint-Martin, Coffrane, Dombresson, Engollon, Fenin-Vilars-Saules, Fontainemelon, Le Pâquier, Les Geneveys-sur-Coffrane, Les Hauts-Geneveys, Montmollin, Savagnier and Villiers | Val-de-Ruz | 2013 |
| Fontanezier | Vaud | Merged with Romairon, Vaugondry and Villars-Burquin | Tévenon | 2011 |
| Forel | Fribourg | Merged with Autavaux and Montbrelloz | Vernay | 2006 |
| Forel-sur-Lucens | Vaud | Incorporated into Lucens | Lucens | 2017 |
| Formangueires | Fribourg | Merged with Lossy | Lossy-Formangueires | 1982 |
| Forst | Bern | Merged with Längenbühl | Forst-Längenbühl | 2007 |
| Franex | Fribourg | Incorporated into Murist | Murist | 1992 |
| Frasco | Ticino | Merged with Brione, Corippo, Cugnasco-Gerra (Gerra Valle), Lavertezzo (Lavertezzo Valle), Sonogno and Vogorno | Verzasca | 2020 |
| Frasnacht | Thurgau | Incorporated into Arbon | Arbon | 1998 |
| Frasses | Fribourg | Merged with Aumont, Granges-de-Vesin and Montet | Les Montets | 2004 |
| Fregiécourt | Jura | Merged with Asuel, Charmoille, Miécourt and Pleujouse | La Baroche | 2009 |
| Fresens | Neuchâtel | Merged with Bevaix, Gorgier, Montalchez, Saint-Aubin-Sauges and Vaumarcus | La Grande Béroche | 2018 |
| Friltschen | Thurgau | Incorporated into Bussnang | Bussnang | 1996 |
| Fruthwilen | Thurgau | Incorporated into Salenstein | Salenstein | 1979 |
| Ftan | Grisons | Incorporated into Scuol | Scuol | 2015 |
| Fuldera | Grisons | Merged with Lü, Müstair, Santa Maria Val Müstair, Tschierv and Valchava | Val Müstair | 2009 |
| Fusio | Ticino | Merged with Broglio, Brontallo, Menzonio, Peccia and Prato-Sornico | Lavizzara | 2004 |
| Fuyens | Fribourg | Incorporated into Villaz-Saint-Pierre | Villaz-Saint-Pierre | 1978 |
| Gächliwil | Solothurn | Merged with Lüterswil | Lüterswil-Gächliwil | 1995 |
| Gadmen | Bern | Incorporated into Innertkirchen | Innertkirchen | 2014 |
| Gallenkirch | Aargau | Merged with Linn, Oberbözberg and Unterbözberg | Bözberg | 2013 |
| Galmiz | Fribourg | Incorporated into Murten | Murten | 2022 |
| Gampel | Valais | Merged with Bratsch | Gampel-Bratsch | 2009 |
| Gandria | Ticino | Incorporated into Lugano | Lugano | 2004 |
| Gänsbrunnen | Solothurn | Merged with Welschenrohr | Welschenrohr-Gänsbrunnen | 2021 |
| Ganterschwil | St. Gallen | Merged with Bütschwil | Bütschwil-Ganterschwil | 2013 |
| Gasenried | Valais | Incorporated into St. Niklaus | St. Niklaus | 1870 |
| Gäserz | Bern | Incorporated into Brüttelen | Brüttelen | 1917 |
| Gelfingen | Lucerne | Incorporated into Hitzkirch | Hitzkirch | 2009 |
| Gelterfingen | Bern | Incorporated into Kirchdorf | Kirchdorf | 2018 |
| Gempenach | Fribourg | Incorporated into Murten | Murten | 2022 |
| Genestrerio | Ticino | Incorporated into Mendrisio | Mendrisio | 2009 |
| Gentilino | Ticino | Merged with Agra and Montagnola | Collina d'Oro | 2004 |
| Gerlikon | Thurgau | Incorporated into Frauenfeld | Frauenfeld | 1998 |
| Gerra | Ticino | Merged with Caviano, Contone, Indemini, Magadino, Piazzogna, San Nazzaro, Sant'Abbondio and Vira | Gambarogno | 2010 |
| Gerra | Ticino | Merged with Cugnasco | Cugnasco-Gerra | 2009 |
| Geschinen | Valais | Merged with Münster | Münster-Geschinen | 2004 |
| Gettnau | Lucerne | Incorporated into Willisau | Willisau | 2021 |
| Ghirone | Ticino | Merged with Aquila, Campo Blenio, Olivone and Torre | Blenio | 2006 |
| Gillarens | Fribourg | Incorporated into Rue | Rue | 2001 |
| Giubiasco | Ticino | Incorporated into Bellinzona | Bellinzona | 2017 |
| Giumaglio | Ticino | Incorporated into Maggia | Maggia | 2004 |
| Glis | Valais | Merged with Brig and Brigerbad | Brig-Glis | 1972 |
| Glovelier | Jura | Merged with Bassecourt, Courfaivre, Soulce and Undervelier | Haute-Sorne | 2013 |
| Gluringen | Valais | Merged with Reckingen | Reckingen-Gluringen | 2004 |
| Gnosca | Ticino | Incorporated into Bellinzona | Bellinzona | 2017 |
| Golaten | Bern | Incorporated into Kallnach | Kallnach | 2019 |
| Goldingen | St. Gallen | Incorporated into Eschenbach | Eschenbach | 2013 |
| Goldiwil | Bern | Incorporated into Thun | Thun | 1913 |
| Goldswil | Bern | Incorporated into Ringgenberg | Ringgenberg | 1853 |
| Goppisberg | Valais | Merged with Greich and Ried-Mörel | Riederalp | 2003 |
| Gordevio | Ticino | Merged with Avegno | Avegno Gordevio | 2008 |
| Gorduno | Ticino | Incorporated into Bellinzona | Bellinzona | 2017 |
| Gorgier | Neuchâtel | Merged with Bevaix, Fresens, Montalchez, Saint-Aubin-Sauges and Vaumarcus | La Grande Béroche | 2018 |
| Gossens | Vaud | Incorporated into Donneloye | Donneloye | 2008 |
| Gossliwil | Solothurn | Merged with Aetigkofen, Aetingen, Bibern, Brügglen, Hessigkofen, Küttigkofen, Kyburg-Buchegg, Mühledorf and Tscheppach | Buchegg | 2014 |
| Götighofen | Thurgau | Incorporated into Sulgen | Sulgen | 1996 |
| Gottshaus | Thurgau | Merged with Hauptwil | Hauptwil-Gottshaus | 1996 |
| Goumoens-la-Ville | Vaud | Merged with Éclagnens and Goumoens-le-Jux | Goumoëns | 2011 |
| Goumoens-le-Jux | Vaud | Merged with Éclagnens and Goumoens-la-Ville | Goumoëns | 2011 |
| Goumois | Jura | Incorporated into Saignelégier | Saignelégier | 2009 |
| Grafenried | Bern | Incorporated into Fraubrunnen | Fraubrunnen | 2014 |
| Grafschaft | Valais | Merged with Blitzingen, Münster-Geschinen, Niederwald and Reckingen-Gluringen | Goms | 2017 |
| Graltshausen | Thurgau | Incorporated into Berg | Berg | 1995 |
| Grandvaux | Vaud | Merged with Cully, Epesses, Riex and Villette | Bourg-en-Lavaux | 2011 |
| Grange-la-Battiaz | Fribourg | Incorporated into Chavannes-sous-Orsonnens | Chavannes-sous-Orsonnens | 1866 |
| Granges | Valais | Incorporated into Sierre | Sierre | 1972 |
| Granges-de-Vesin | Fribourg | Merged with Aumont, Frasses and Montet | Les Montets | 2004 |
| Granges-près-Marnand | Vaud | Merged with Cerniaz, Combremont-le-Grand, Combremont-le-Petit, Marnand, Sassel, Seigneux and Villars-Bramard | Valbroye | 2011 |
| Grattavache | Fribourg | Merged with Le Crêt and Progens | La Verrerie | 2004 |
| Greich | Valais | Merged with Goppisberg and Ried-Mörel | Riederalp | 2003 |
| Grenilles | Fribourg | Merged with Farvagny-le-Grand, Farvagny-le-Petit and Posat | Farvagny | 1996 |
| Gresso | Ticino | Incorporated into Onsernone | Onsernone | 2016 |
| Gressy | Vaud | Incorporated into Yverdon-les-Bains | Yverdon-les-Bains | 2011 |
| Griesenberg | Thurgau | Merged with Amlikon, Bissegg and Strohwilen | Amlikon-Bissegg | 1995 |
| Grimentz | Valais | Merged with Ayer, Chandolin, Saint-Jean, Saint-Luc and Vissoie | Anniviers | 2009 |
| Grod | Solothurn | Incorporated into Gretzenbach | Gretzenbach | 1973 |
| Grossgurmels | Fribourg | Merged with Monterschu | Gurmels | 1978 |
| Grossguschelmuth | Fribourg | Merged with Kleinguschelmuth | Guschelmuth | 1978 |
| Grumo | Ticino | Incorporated into Torre | Torre | 1928 |
| Gründen | Valais | Incorporated into Ausserberg | Ausserberg | 1923 |
| Guarda | Grisons | Incorporated into Scuol | Scuol | 2015 |
| Gudo | Ticino | Incorporated into Bellinzona | Bellinzona | 2017 |
| Gumefens | Fribourg | Merged with Avry-devant-Pont and Le Bry | Pont-en-Ogoz | 2003 |
| Gündelhart-Hörhausen | Thurgau | Incorporated into Homburg | Homburg | 1999 |
| Guntershausen bei Aadorf | Thurgau | Incorporated into Aadorf | Aadorf | 1996 |
| Guntershausen bei Birwinken | Thurgau | Incorporated into Berg | Berg | 1995 |
| Guntmadingen | Schaffhausen | Incorporated into Beringen | Beringen | 2013 |
| Gunzwil | Lucerne | Incorporated into Beromünster | Beromünster | 2009 |
| Guschelmuth | Fribourg | Incorporated into Gurmels | Gurmels | 2003 |
| Gutenburg | Bern | Incorporated into Madiswil | Madiswil | 2007 |
| Guttet | Valais | Merged with Feschel | Guttet-Feschel | 2000 |
| Gysenstein | Bern | Merged with Stalden im Emmental | Konolfingen | 1933 |
| Halden | Thurgau | Incorporated into Bischofszell | Bischofszell | 1996 |
| Haldenstein | Grisons | Incorporated into Chur | Chur | 2021 |
| Hämikon | Lucerne | Incorporated into Hitzkirch | Hitzkirch | 2009 |
| Happerswil-Buch | Thurgau | Incorporated into Birwinken | Birwinken | 1995 |
| Harenwilen | Thurgau | Incorporated into Hüttlingen | Hüttlingen | 1999 |
| Haslen | Glarus | Merged with Betschwanden, Braunwald, Elm, Engi, Linthal, Luchsingen, Matt, Mitlödi, Rüti, Schwanden, Schwändi and Sool | Glarus Süd | 2011 |
| Hätzingen | Glarus | Incorporated into Luchsingen | Luchsingen | 2004 |
| Hauben | Bern | Incorporated into Oberdiessbach | Oberdiessbach | 1888 |
| Hauptwil | Thurgau | Merged with Gottshaus | Hauptwil-Gottshaus | 1996 |
| Haut-Vully | Fribourg | Merged with Bas-Vully | Mont-Vully | 2016 |
| Heiligkreuz | Thurgau | Incorporated into Wuppenau | Wuppenau | 1971 |
| Heinrichswil | Solothurn | Merged with Winistorf | Heinrichswil-Winistorf | 1993 |
| Heinrichswil-Winistorf | Solothurn | Merged with Hersiwil | Drei Höfe | 2013 |
| Heldswil | Thurgau | Incorporated into Hohentannen | Hohentannen | 1999 |
| Hemberg | St. Gallen | Incorporated into Neckertal | Neckertal | 2023 |
| Hemmental | Schaffhausen | Incorporated into Schaffhausen | Schaffhausen | 2009 |
| Hemmerswil | Thurgau | Incorporated into Amriswil | Amriswil | 1925 |
| Hennens | Fribourg | Merged with Billens | Billens-Hennens | 1998 |
| Herblingen | Schaffhausen | Incorporated into Schaffhausen | Schaffhausen | 1964 |
| Herlisberg | Lucerne | Incorporated into Römerswil | Römerswil | 2005 |
| Hermetschwil-Staffeln | Aargau | Incorporated into Bremgarten | Bremgarten | 2014 |
| Hermiswil | Bern | Incorporated into Seeberg | Seeberg | 2016 |
| Herrenhof | Thurgau | Incorporated into Langrickenbach | Langrickenbach | 1998 |
| Hersiwil | Solothurn | Merged with Heinrichswil-Winistorf | Drei Höfe | 2013 |
| Herten | Thurgau | Incorporated into Frauenfeld | Frauenfeld | 1919 |
| Herznach | Aargau | Merged with Ueken | Herznach-Ueken | 2023 |
| Hessenreuti | Thurgau | Incorporated into Sulgen | Sulgen | 1996 |
| Hessigkofen | Solothurn | Merged with Aetigkofen, Aetingen, Bibern, Brügglen, Gossliwil, Küttigkofen, Kyburg-Buchegg, Mühledorf and Tscheppach | Buchegg | 2014 |
| Hilfikon | Aargau | Incorporated into Villmergen | Villmergen | 2010 |
| Hinterrhein | Grisons | Merged with Nufenen and Splügen | Rheinwald | 2019 |
| Hirschberg | Appenzell Innerrhoden | Incorporated into Oberegg | Oberegg | 1872 |
| Hirslanden | Zürich | Incorporated into Zürich | Zürich | 1893 |
| Hirzel | Zürich | Incorporated into Horgen | Horgen | 2018 |
| Hof Chur | Grisons | Incorporated into Chur | Chur | 1852 |
| Hofen | Schaffhausen | Incorporated into Thayngen | Thayngen | 2009 |
| Höfen bei Thun | Bern | Merged with Niederstocken and Oberstocken | Stocken-Höfen | 2014 |
| Hofstetten | Zürich | Incorporated into Elgg | Elgg | 2018 |
| Hohtenn | Valais | Merged with Steg | Steg-Hohtenn | 2008 |
| Holzmannshaus | Thurgau | Split in two | Sirnach Oberhofen bei Münchwilen | 1871 |
| Höngg | Zürich | Incorporated into Zürich | Zürich | 1934 |
| Horben | Thurgau | Divided between several municipalities | Eschlikon Sirnach | 1919 |
| Horgenbach | Thurgau | Incorporated into Frauenfeld | Frauenfeld | 1919 |
| Hornussen | Aargau | Merged with Bözen, Effingen and Elfingen | Böztal | 2022 |
| Hosenruck | Thurgau | Incorporated into Wuppenau | Wuppenau | 1971 |
| Hottingen | Zürich | Incorporated into Zürich | Zürich | 1893 |
| Hottwil | Aargau | Merged with Etzgen, Mettau, Oberhofen and Wil | Mettauertal | 2010 |
| Huben | Thurgau | Incorporated into Frauenfeld | Frauenfeld | 1919 |
| Hugelshofen | Thurgau | Merged with Alterswilen, Altishausen, Dotnacht, Ellighausen, Lippoldswilen, Neuwilen and Siegershausen | Kemmental | 1996 |
| Humlikon | Zürich | Incorporated into Andelfingen | Andelfingen | 2023 |
| Hütten | Zürich | Incorporated into Wädenswil | Wädenswil | 2019 |
| Iberg | Schwyz | Split in two | Oberiberg Unteriberg | 1884 |
| Ichertswil | Solothurn | Merged with Lüterkofen | Lüterkofen-Ichertswil | 1961 |
| Igis | Grisons | Merged with Mastrils | Landquart | 2012 |
| Ilanz | Grisons | Merged with Castrisch, Duvin, Ladir, Luven, Pigniu, Pitasch, Riein, Rueun, Ruschein, Schnaus, Sevgein and Siat | Ilanz/Glion | 2014 |
| Illens | Fribourg | Incorporated into Rossens | Rossens | 1972 |
| Illhart | Thurgau | Incorporated into Wigoltingen | Wigoltingen | 1995 |
| Illighausen | Thurgau | Merged with Oberhofen bei Kreuzlingen | Lengwil | 1998 |
| Indemini | Ticino | Merged with Caviano, Contone, Gerra, Magadino, Piazzogna, San Nazzaro, Sant'Abbondio and Vira | Gambarogno | 2010 |
| Innerbirrmoos | Bern | Merged with Ausserbirrmoos and Otterbach | Linden | 1946 |
| Innerferrera | Grisons | Merged with Ausserferrera | Ferrera | 2008 |
| Insone | Ticino | Merged with Colla, Piandera, Scareglia and Signôra | Valcolla | 1956 |
| Intragna | Ticino | Merged with Borgnone and Palagnedra | Centovalli | 2009 |
| Iragna | Ticino | Merged with Cresciano, Lodrino and Osogna | Riviera | 2017 |
| Isenfluh | Bern | Incorporated into Lauterbrunnen | Lauterbrunnen | 1973 |
| Iseo | Ticino | Incorporated into Bioggio | Bioggio | 2008 |
| Islikon | Thurgau | Incorporated into Gachnang | Gachnang | 1998 |
| Isorno | Ticino | Incorporated into Onsernone | Onsernone | 2016 |
| Istighofen | Thurgau | Incorporated into Bürglen | Bürglen | 1995 |
| Ittenthal | Aargau | Incorporated into Kaisten | Kaisten | 2010 |
| Jeuss | Fribourg | Incorporated into Murten | Murten | 2016 |
| Jona | St. Gallen | Merged with Rapperswil | Rapperswil-Jona | 2007 |
| Kaiserstuhl | Aargau | Merged with Bad Zurzach, Baldingen, Böbikon, Rekingen, Rietheim, Rümikon and Wislikofen | Zurzach | 2022 |
| Kaltenbach | Thurgau | Incorporated into Wagenhausen | Wagenhausen | 1995 |
| Kalthäusern | Thurgau | Incorporated into Lommis | Lommis | 1995 |
| Kappel | St. Gallen | Merged with Ebnat | Ebnat-Kappel | 1965 |
| Kefikon | Thurgau | Incorporated into Gachnang | Gachnang | 1998 |
| Kempfhof | Aargau | Incorporated into Würenlos | Würenlos | 1900 |
| Kerenzen-Mühlehorn | Glarus | Split in three | Filzbach Mühlehorn Obstalden | 1887 |
| Kienersrüti | Bern | Incorporated into Uttigen | Uttigen | 2014 |
| Kirchenthurnen | Bern | Merged with Lohnstorf and Mühlethurnen | Thurnen | 2020 |
| Klarsreuti | Thurgau | Incorporated into Birwinken | Birwinken | 1995 |
| Kleindietwil | Bern | Incorporated into Madiswil | Madiswil | 2011 |
| Kleingurmels | Fribourg | Incorporated into Gurmels | Gurmels | 2000 |
| Kleinguschelmuth | Fribourg | Merged with Grossguschelmuth | Guschelmuth | 1978 |
| Kleinhüningen | Basel-City | Incorporated into Basel | Basel | 1908 |
| Kottwil | Lucerne | Incorporated into Ettiswil | Ettiswil | 2006 |
| Kradolf | Thurgau | Merged with Buhwil, Neukirch an der Thur and Schönenberg an der Thur | Kradolf-Schönenberg | 1996 |
| Krillberg | Thurgau | Incorporated into Wängi | Wängi | 1969 |
| Krinau | St. Gallen | Incorporated into Wattwil | Wattwil | 2013 |
| Krummenau | St. Gallen | Merged with Nesslau | Nesslau-Krummenau | 2005 |
| Kulmerau | Lucerne | Incorporated into Triengen | Triengen | 2005 |
| Kümmertshausen | Thurgau | Incorporated into Erlen | Erlen | 1995 |
| Kurzdorf | Thurgau | Incorporated into Frauenfeld | Frauenfeld | 1919 |
| Kurzrickenbach | Thurgau | Incorporated into Kreuzlingen | Kreuzlingen | 1927 |
| Küttigkofen | Solothurn | Merged with Aetigkofen, Aetingen, Bibern, Brügglen, Gossliwil, Hessigkofen, Kyburg-Buchegg, Mühledorf and Tscheppach | Buchegg | 2014 |
| Kyburg | Zürich | Incorporated into Illnau-Effretikon | Illnau-Effretikon | 2016 |
| Kyburg-Buchegg | Solothurn | Merged with Aetigkofen, Aetingen, Bibern, Brügglen, Gossliwil, Hessigkofen, Küttigkofen, Mühledorf and Tscheppach | Buchegg | 2014 |
| La Bâtiaz | Valais | Incorporated into Martigny-Ville | Martigny-Ville | 1956 |
| La Chaux-des-Breuleux | Jura | Incorporated into Les Breuleux | Les Breuleux | 2023 |
| La Corbaz | Fribourg | Merged with Cormagens and Lossy-Formangueires | La Sonnaz | 2004 |
| La Coudre | Neuchâtel | Incorporated into Neuchâtel | Neuchâtel | 1930 |
| La Folliaz | Fribourg | Merged with Villaz-Saint-Pierre | Villaz | 2020 |
| La Heutte | Bern | Merged with Péry | Péry-la-Heutte | 2015 |
| La Joux | Fribourg | Incorporated into Vuisternens-devant-Romont | Vuisternens-devant-Romont | 2003 |
| La Magne | Fribourg | Incorporated into Vuisternens-devant-Romont | Vuisternens-devant-Romont | 2003 |
| La Neirigue | Fribourg | Incorporated into Vuisternens-devant-Romont | Vuisternens-devant-Romont | 2004 |
| La Rogivue | Vaud | Incorporated into Maracon | Maracon | 2003 |
| La Rougève | Fribourg | Incorporated into Semsales | Semsales | 1968 |
| La Tour-de-Trême | Fribourg | Incorporated into Bulle | Bulle | 2006 |
| La Vounaise | Fribourg | Incorporated into Murist | Murist | 1981 |
| Ladir | Grisons | Merged with Castrisch, Duvin, Ilanz, Luven, Pigniu, Pitasch, Riein, Rueun, Ruschein, Schnaus, Sevgein and Siat | Ilanz/Glion | 2014 |
| Lamboing | Bern | Merged with Diesse and Prêles | Plateau de Diesse | 2014 |
| Landarenca | Grisons | Incorporated into Arvigo | Arvigo | 1980 |
| Landschlacht | Thurgau | Merged with a part of Scherzingen | Münsterlingen | 1994 |
| Langdorf | Thurgau | Incorporated into Frauenfeld | Frauenfeld | 1919 |
| Längenbühl | Bern | Merged with Forst | Forst-Längenbühl | 2007 |
| Langenhart [de] | Thurgau | Incorporated into Müllheim | Müllheim | 1967 |
| Langnau bei Reiden | Lucerne | Incorporated into Reiden | Reiden | 2006 |
| Langwies | Grisons | Incorporated into Arosa | Arosa | 2013 |
| Lanterswil | Thurgau | Incorporated into Bussnang | Bussnang | 1996 |
| Lanzenneunforn | Thurgau | Incorporated into Herdern | Herdern | 1998 |
| Largario | Ticino | Merged with Castro, Corzoneso, Dongio, Leontica, Lottigna, Marolta, Ponto Valentino and Prugiasco | Acquarossa | 2004 |
| Latsch | Grisons | Incorporated into Bergün | Bergün | 1912 |
| Laufen Stadt | Bern | Merged with Laufen Vorstadt | Laufen | 1852 |
| Laufen Vorstadt | Bern | Merged with Laufen Stadt | Laufen | 1852 |
| Lauffohr | Aargau | Incorporated into Brugg | Brugg | 1970 |
| Lavertezzo (Lavertezzo Valle) | Ticino | Merged with Brione, Corippo, Cugnasco-Gerra (Gerra Valle), Frasco, Sonogno and Vogorno | Verzasca | 2020 |
| Lavey | Vaud | Merged with Morcles | Lavey-Morcles | 1852 |
| Lavin | Grisons | Incorporated into Zernez | Zernez | 2015 |
| Le Bry | Fribourg | Merged with Avry-devant-Pont and Gumefens | Pont-en-Ogoz | 2003 |
| Le Crêt | Fribourg | Merged with Grattavache and Progens | La Verrerie | 2004 |
| Le Glèbe | Fribourg | Merged with Corpataux-Magnedens, Farvagny, Rossens and Vuisternens-en-Ogoz | Gibloux | 2016 |
| Le Pâquier | Neuchâtel | Merged with Boudevilliers, Cernier, Chézard-Saint-Martin, Coffrane, Dombresson, Engollon, Fenin-Vilars-Saules, Fontainemelon, Fontaines, Les Geneveys-sur-Coffrane, Les Hauts-Geneveys, Montmollin, Savagnier and Villiers | Val-de-Ruz | 2013 |
| Le Petit-Saconnex | Geneva | Incorporated into Geneva | Geneva | 1931 |
| Le Peuchapatte | Jura | Incorporated into Muriaux | Muriaux | 2009 |
| Le Saulgy | Fribourg | Incorporated into Siviriez | Siviriez | 1978 |
| Léchelles | Fribourg | Merged with Domdidier, Dompierre and Russy | Belmont-Broye | 2016 |
| Leggia | Grisons | Incorporated into Grono | Grono | 2017 |
| Leimbach | Thurgau | Incorporated into Bürglen | Bürglen | 1995 |
| Leimbach | Zürich | Incorporated into Zürich | Zürich | 1893 |
| Leimiswil | Bern | Incorporated into Madiswil | Madiswil | 2011 |
| Lentigny | Fribourg | Merged with Onnens and Lovens | La Brillaz | 2001 |
| Leontica | Ticino | Merged with Castro, Corzoneso, Dongio, Largario, Lottigna, Marolta, Ponto Valentino and Prugiasco | Acquarossa | 2004 |
| Les Agettes | Valais | Incorporated into Sion | Sion | 2017 |
| Les Bayards | Neuchâtel | Merged with Boveresse, Buttes, Couvet, Fleurier, Môtiers, Noiraigue, Saint-Sulpice and Travers | Val-de-Travers | 2009 |
| Les Brenets | Neuchâtel | Incorporated into Le Locle | Le Locle | 2021 |
| Les Cullayes | Vaud | Incorporated into Servion | Servion | 2012 |
| Les Ecasseys | Fribourg | Incorporated into Vuisternens-devant-Romont | Vuisternens-devant-Romont | 2003 |
| Les Eplatures | Neuchâtel | Incorporated into La Chaux-de-Fonds | La Chaux-de-Fonds | 1900 |
| Les Friques | Fribourg | Incorporated into Saint-Aubin | Saint-Aubin | 1991 |
| Les Geneveys-sur-Coffrane | Neuchâtel | Merged with Boudevilliers, Cernier, Chézard-Saint-Martin, Coffrane, Dombresson, Engollon, Fenin-Vilars-Saules, Fontainemelon, Fontaines, Le Pâquier, Les Hauts-Geneveys, Montmollin, Savagnier and Villiers | Val-de-Ruz | 2013 |
| Les Glânes | Fribourg | Incorporated into Romont | Romont | 1981 |
| Les Hauts-Geneveys | Neuchâtel | Merged with Boudevilliers, Cernier, Chézard-Saint-Martin, Coffrane, Dombresson, Engollon, Fenin-Vilars-Saules, Fontainemelon, Fontaines, Le Pâquier, Les Geneveys-sur-Coffrane, Montmollin, Savagnier and Villiers | Val-de-Ruz | 2013 |
| Les Pommerats | Jura | Incorporated into Saignelégier | Saignelégier | 2009 |
| Les Tavernes | Vaud | Merged with Bussigny-sur-Oron, Châtillens, Chesalles-sur-Oron, Écoteaux, Les Thioleyres, Oron-la-Ville, Oron-le-Châtel, Palézieux and Vuibroye | Oron | 2012 |
| Les Thioleyres | Vaud | Merged with Bussigny-sur-Oron, Châtillens, Chesalles-sur-Oron, Écoteaux, Les Tavernes, Oron-la-Ville, Oron-le-Châtel, Palézieux and Vuibroye | Oron | 2012 |
| Lessoc | Fribourg | Merged with Albeuve, Montbovon and Neirivue | Haut-Intyamon | 2002 |
| Leuggelbach | Glarus | Incorporated into Haslen | Haslen | 2006 |
| Liebistorf | Fribourg | Incorporated into Gurmels | Gurmels | 2003 |
| Lieffrens | Fribourg | Incorporated into Vuisternens-devant-Romont | Vuisternens-devant-Romont | 2003 |
| Lieli | Aargau | Incorporated into Oberwil | Oberwil | 1909 |
| Lieli | Lucerne | Incorporated into Hohenrain | Hohenrain | 2007 |
| Ligornetto | Ticino | Incorporated into Mendrisio | Mendrisio | 2013 |
| Limpach | Bern | Incorporated into Fraubrunnen | Fraubrunnen | 2014 |
| Linn | Aargau | Merged with Gallenkirch, Oberbözberg and Unterbözberg | Bözberg | 2013 |
| Linthal | Glarus | Merged with Betschwanden, Braunwald, Elm, Engi, Haslen, Luchsingen, Matt, Mitlödi, Rüti, Schwanden, Schwändi and Sool | Glarus Süd | 2011 |
| Lipperswil | Thurgau | Incorporated into Wäldi | Wäldi | 1995 |
| Lippoldswilen | Thurgau | Merged with Alterswilen, Altishausen, Dotnacht, Ellighausen, Hugelshofen, Neuwilen and Siegershausen | Kemmental | 1996 |
| Littau | Lucerne | Incorporated into Lucerne | Lucerne | 2010 |
| Loco | Ticino | Merged with Auressio and Berzona | Isorno | 2001 |
| Lodano | Ticino | Incorporated into Maggia | Maggia | 2004 |
| Lodrino | Ticino | Merged with Cresciano, Iragna and Osogna | Riviera | 2017 |
| Lohn | Grisons | Merged with Casti-Wergenstein, Donat and Mathon | Muntogna da Schons | 2021 |
| Lohn | Solothurn | Merged with Ammannsegg | Lohn-Ammannsegg | 1993 |
| Lohnstorf | Bern | Merged with Kirchenthurnen and Mühlethurnen | Thurnen | 2020 |
| Lopagno | Ticino | Merged with Cagiallo, Roveredo, Sala Capriasca, Tesserete and Vaglio | Capriasca | 2001 |
| Lossy | Fribourg | Merged with Formangueires | Lossy-Formangueires | 1982 |
| Lossy-Formangueires | Fribourg | Merged with Cormagens and La Corbaz | La Sonnaz | 2004 |
| Lottigna | Ticino | Merged with Castro, Corzoneso, Dongio, Largario, Leontica, Marolta, Ponto Valentino and Prugiasco | Acquarossa | 2004 |
| Lovens | Fribourg | Merged with Onnens and Lentigny | La Brillaz | 2001 |
| Lü | Grisons | Merged with Fuldera, Müstair, Santa Maria Val Müstair, Tschierv and Valchava | Val Müstair | 2009 |
| Luchsingen | Glarus | Merged with Betschwanden, Braunwald, Elm, Engi, Haslen, Linthal, Matt, Mitlödi, Rüti, Schwanden, Schwändi and Sool | Glarus Süd | 2011 |
| Ludiano | Ticino | Merged with Malvaglia and Semione | Serravalle | 2012 |
| Lüen | Grisons | Incorporated into Arosa | Arosa | 2013 |
| Lugaggia | Ticino | Incorporated into Capriasca | Capriasca | 2008 |
| Lugnez | Jura | Merged with Damphreux | Damphreux-Lugnez | 2023 |
| Lumbrein | Grisons | Merged with Cumbel, Degen, Morissen, Suraua, Vella, Vignogn and Vrin | Lumnezia | 2013 |
| Lurtigen | Fribourg | Incorporated into Murten | Murten | 2016 |
| Lüsai | Grisons | Incorporated into Lü | Lü | 1878 |
| Lussery | Vaud | Merged with Villars-Lussery | Lussery-Villars | 1999 |
| Lüsslingen | Solothurn | Merged with Nennigkofen | Lüsslingen-Nennigkofen | 2013 |
| Lussy | Fribourg | Merged with Villarimboud | La Folliaz | 2005 |
| Lustdorf | Thurgau | Incorporated into Thundorf | Thundorf | 1995 |
| Lüterkofen | Solothurn | Merged with Ichertswil | Lüterkofen-Ichertswil | 1961 |
| Lüterswil | Solothurn | Merged with Gächliwil | Lüterswil-Gächliwil | 1995 |
| Luven | Grisons | Merged with Castrisch, Duvin, Ilanz, Ladir, Pigniu, Pitasch, Riein, Rueun, Ruschein, Schnaus, Sevgein and Siat | Ilanz/Glion | 2014 |
| Macconnens | Fribourg | Incorporated into Villarimboud | Villarimboud | 1973 |
| Madretsch | Bern | Incorporated into Biel | Biel | 1920 |
| Magadino | Ticino | Merged with Caviano, Contone, Gerra, Indemini, Piazzogna, San Nazzaro, Sant'Abbondio and Vira | Gambarogno | 2010 |
| Magnedens | Fribourg | Merged with Corpataux | Corpataux-Magnedens | 1999 |
| Mairengo | Ticino | Incorporated into Faido | Faido | 2012 |
| Maladers | Grisons | Incorporated into Chur | Chur | 2020 |
| Malapalud | Vaud | Incorporated into Assens | Assens | 2009 |
| Malix | Grisons | Incorporated into Churwalden | Churwalden | 2010 |
| Malleray | Bern | Merged with Bévilard and Pontenet | Valbirse | 2015 |
| Malvaglia | Ticino | Merged with Ludiano and Semione | Serravalle | 2012 |
| Mannenbach | Thurgau | Incorporated into Salenstein | Salenstein | 1979 |
| Mannens-Grandsivaz | Fribourg | Incorporated into Montagny | Montagny | 2004 |
| Marbach | Lucerne | Merged with Escholzmatt | Escholzmatt-Marbach | 2013 |
| Marin | Neuchâtel | Merged with Epagnier | Marin-Epagnier | 1888 |
| Marin-Epagnier | Neuchâtel | Merged with Thielle-Wavre | La Tène | 2009 |
| Marly-le-Grand | Fribourg | Merged with Marly-le-Petit | Marly | 1970 |
| Marly-le-Petit | Fribourg | Merged with Marly-le-Grand | Marly | 1970 |
| Marmorera | Grisons | Merged with Bivio, Cunter, Mulegns, Riom-Parsonz, Salouf, Savognin, Sur and Tinizong-Rona | Surses | 2016 |
| Marnand | Vaud | Merged with Cerniaz, Combremont-le-Grand, Combremont-le-Petit, Granges-près-Marnand, Sassel, Seigneux and Villars-Bramard | Valbroye | 2011 |
| Maroggia | Ticino | Merged with Melano and Rovio | Val Mara | 2022 |
| Marolta | Ticino | Merged with Castro, Corzoneso, Dongio, Largario, Leontica, Lottigna, Ponto Valentino and Prugiasco | Acquarossa | 2004 |
| Martherenges | Vaud | Merged with Chanéaz, Chapelle-sur-Moudon, Correvon, Denezy, Neyruz-sur-Moudon, Peyres-Possens, Saint-Cierges and Thierrens | Montanaire | 2013 |
| Martigny-Bourg | Valais | Merged with Martigny-Ville | Martigny | 1964 |
| Martigny-Ville | Valais | Merged with Martigny-Bourg | Martigny | 1964 |
| Martisberg | Valais | Merged with Betten | Bettmeralp | 2014 |
| Märwil | Thurgau | Incorporated into Affeltrangen | Affeltrangen | 1995 |
| Mase | Valais | Merged with Nax and Vernamiège | Mont-Noble | 2011 |
| Mastrils | Grisons | Merged with Igis | Landquart | 2012 |
| Mathon | Grisons | Merged with Casti-Wergenstein, Donat and Lohn | Muntogna da Schons | 2021 |
| Matt | Glarus | Merged with Betschwanden, Braunwald, Elm, Engi, Haslen, Linthal, Luchsingen, Mitlödi, Rüti, Schwanden, Schwändi and Sool | Glarus Süd | 2011 |
| Mattwil | Thurgau | Incorporated into Birwinken | Birwinken | 1995 |
| Maules | Fribourg | Incorporated into Sâles | Sâles | 2001 |
| Mauren | Thurgau | Incorporated into Berg | Berg | 1995 |
| Medeglia | Ticino | Merged with Bironico, Camignolo, Rivera and Sigirino | Monteceneri | 2010 |
| Medels im Rheinwald | Grisons | Incorporated into Splügen | Splügen | 2006 |
| Melano | Ticino | Merged with Maroggia and Rovio | Val Mara | 2022 |
| Mellstorf | Aargau | Incorporated into Wislikofen | Wislikofen | 1899 |
| Menzonio | Ticino | Merged with Broglio, Brontallo, Fusio, Peccia and Prato-Sornico | Lavizzara | 2004 |
| Meride | Ticino | Incorporated into Mendrisio | Mendrisio | 2013 |
| Messen-Scheunen | Bern | Merged with Oberscheunen | Scheunen | 1912 |
| Mett | Bern | Incorporated into Biel | Biel | 1920 |
| Mett-Oberschlatt | Thurgau | Merged with Unterschlatt | Schlatt | 1999 |
| Mettau | Aargau | Merged with Etzgen, Hottwil, Oberhofen and Wil | Mettauertal | 2010 |
| Mettendorf | Thurgau | Incorporated into Hüttlingen | Hüttlingen | 1999 |
| Mettlen | Thurgau | Incorporated into Bussnang | Bussnang | 1996 |
| Mex | Valais | Incorporated into Saint-Maurice | Saint-Maurice | 2013 |
| Mézery-près-Donneloye | Vaud | Incorporated into Donneloye | Donneloye | 2008 |
| Mézières | Vaud | Merged with Carrouge and Ferlens | Jorat-Mézières | 2016 |
| Middes | Fribourg | Merged with Torny-le-Grand | Torny | 2004 |
| Miécourt | Jura | Merged with Asuel, Charmoille, Fregiécourt and Pleujouse | La Baroche | 2009 |
| Miège | Valais | Merged with Venthône and Veyras | Noble-Contrée | 2021 |
| Misery | Fribourg | Merged with Courtion, Cormérod and Cournillens | Misery-Courtion | 1997 |
| Mitlödi | Glarus | Merged with Betschwanden, Braunwald, Elm, Engi, Haslen, Linthal, Luchsingen, Matt, Rüti, Schwanden, Schwändi and Sool | Glarus Süd | 2011 |
| Mogelsberg | St. Gallen | Merged with Brunnadern and St. Peterzell | Neckertal | 2009 |
| Moghegno | Ticino | Incorporated into Maggia | Maggia | 2004 |
| Moleno | Ticino | Incorporated into Bellinzona | Bellinzona | 2017 |
| Molinis | Grisons | Incorporated into Arosa | Arosa | 2013 |
| Mollens | Valais | Merged with Chermignon, Montana and Randogne | Crans-Montana | 2017 |
| Mollis | Glarus | Merged with Bilten, Filzbach, Mühlehorn, Näfels, Niederurnen, Oberurnen and Obstalden | Glarus Nord | 2011 |
| Mon | Grisons | Merged with Alvaneu, Alvaschein, Brienz/Brinzauls, Stierva, Surava and Tiefencastel | Albula/Alvra | 2015 |
| Monible | Bern | Merged with Châtelat, Sornetan and Souboz | Petit-Val | 2015 |
| Monnaz | Vaud | Incorporated into Echichens | Echichens | 2011 |
| Montagnola | Ticino | Merged with Agra and Gentilino | Collina d'Oro | 2004 |
| Montagny-la-Ville | Fribourg | Merged with Montagny-les-Monts | Montagny | 2000 |
| Montagny-les-Monts | Fribourg | Merged with Montagny-la-Ville | Montagny | 2000 |
| Montalchez | Neuchâtel | Merged with Bevaix, Fresens, Gorgier, Saint-Aubin-Sauges and Vaumarcus | La Grande Béroche | 2018 |
| Montana | Valais | Merged with Chermignon, Mollens and Randogne | Crans-Montana | 2017 |
| Montaubion-Chardonney | Vaud | Merged with Peney-le-Jorat, Sottens, Villars-Mendraz and Villars-Tiercelin | Jorat-Menthue | 2011 |
| Montborget | Fribourg | Incorporated into Murist | Murist | 1981 |
| Montbovon | Fribourg | Merged with Albeuve, Lessoc and Neirivue | Haut-Intyamon | 2002 |
| Montbrelloz | Fribourg | Merged with Autavaux and Forel | Vernay | 2006 |
| Monte | Ticino | Incorporated into Castel San Pietro | Castel San Pietro | 2004 |
| Monte Carasso | Ticino | Incorporated into Bellinzona | Bellinzona | 2017 |
| Montécu | Fribourg | Incorporated into Bonnefontaine | Bonnefontaine | 1989 |
| Monteggio | Ticino | Merged with Croglio, Ponte Tresa and Sessa | Tresa | 2021 |
| Montenol | Jura | Merged with Epauvillers, Epiquerez, Montmelon, Ocourt, Saint-Ursanne and Seleute | Clos du Doubs | 2009 |
| Monterschu | Fribourg | Merged with Grossgurmels | Gurmels | 1978 |
| Montet | Fribourg | Merged with Aumont, Frasses and Granges-de-Vesin | Les Montets | 2004 |
| Montévraz | Fribourg | Merged with Bonnefontaine, Essert, Montévraz, Praroman and Zénauva | Le Mouret | 2003 |
| Montfavergier | Jura | Incorporated into Montfaucon | Montfaucon | 2009 |
| Montherod | Vaud | Incorporated into Aubonne | Aubonne | 2021 |
| Montignez | Jura | Merged with Buix and Courtemaîche | Basse-Allaine | 2009 |
| Montmagny | Vaud | Merged with Bellerive, Chabrey, Constantine, Mur, Vallamand and Villars-le-Grand | Vully-les-Lacs | 2011 |
| Montmelon | Jura | Merged with Epauvillers, Epiquerez, Montenol, Ocourt, Saint-Ursanne and Seleute | Clos du Doubs | 2009 |
| Montmollin | Neuchâtel | Merged with Boudevilliers, Cernier, Chézard-Saint-Martin, Coffrane, Dombresson, Engollon, Fenin-Vilars-Saules, Fontainemelon, Fontaines, Le Pâquier, Les Geneveys-sur-Coffrane, Les Hauts-Geneveys, Savagnier and Villiers | Val-de-Ruz | 2013 |
| Montreux-Châtelard | Vaud | Merged with Montreux-Planches | Montreux | 1962 |
| Montreux-Planches | Vaud | Merged with Montreux-Châtelard | Montreux | 1962 |
| Montsevelier | Jura | Merged with Vermes and Vicques | Val Terbi | 2013 |
| Montvoie | Bern | Incorporated into Ocourt | Ocourt | 1882 |
| Morbio Superiore | Ticino | Merged with Bruzella, Cabbio, Caneggio, Muggio and Sagno | Breggia | 2009 |
| Morcles | Vaud | Merged with Lavey | Lavey-Morcles | 1852 |
| Mörel | Valais | Merged with Filet | Mörel-Filet | 2009 |
| Morens | Fribourg | Merged with Bussy, Estavayer-le-Lac, Murist, Rueyres-les-Prés, Vernay and Vuissens | Estavayer | 2017 |
| Morissen | Grisons | Merged with Cumbel, Degen, Lumbrein, Suraua, Vella, Vignogn and Vrin | Lumnezia | 2013 |
| Morlens | Fribourg | Incorporated into Vuarmarens | Vuarmarens | 1991 |
| Mosen | Lucerne | Incorporated into Hitzkirch | Hitzkirch | 2009 |
| Mosogno | Ticino | Incorporated into Onsernone | Onsernone | 2016 |
| Mossel | Fribourg | Incorporated into Ursy | Ursy | 2001 |
| Môtiers | Neuchâtel | Merged with Boveresse, Buttes, Couvet, Fleurier, Les Bayards, Noiraigue, Saint-Sulpice and Travers | Val-de-Travers | 2009 |
| Mötschwil | Bern | Incorporated into Hindelbank | Hindelbank | 2021 |
| Mugena | Ticino | Merged with Arosio, Breno, Fescoggia and Vezio | Alto Malcantone | 2005 |
| Muggio | Ticino | Merged with Bruzella, Cabbio, Caneggio, Morbio Superiore and Sagno | Breggia | 2009 |
| Mühlebach | Valais | Incorporated into Ernen | Ernen | 2004 |
| Mühlebach bei Amriswil | Thurgau | Incorporated into Amriswil | Amriswil | 1932 |
| Mühledorf | Bern | Incorporated into Kirchdorf | Kirchdorf | 2018 |
| Mühledorf | Solothurn | Merged with Aetigkofen, Aetingen, Bibern, Brügglen, Gossliwil, Hessigkofen, Küttigkofen, Kyburg-Buchegg and Tscheppach | Buchegg | 2014 |
| Mühlehorn | Glarus | Merged with Bilten, Filzbach, Mollis, Näfels, Niederurnen, Oberurnen and Obstalden | Glarus Nord | 2011 |
| Mühlethal | Aargau | Incorporated into Zofingen | Zofingen | 2002 |
| Mühlethurnen | Bern | Merged with Kirchenthurnen and Lohnstorf | Thurnen | 2020 |
| Mülchi | Bern | Incorporated into Fraubrunnen | Fraubrunnen | 2014 |
| Mulegns | Grisons | Merged with Bivio, Cunter, Marmorera, Riom-Parsonz, Salouf, Savognin, Sur and Tinizong-Rona | Surses | 2016 |
| Mullen | Bern | Incorporated into Tschugg | Tschugg | 1946 |
| Münchringen | Bern | Incorporated into Jegenstorf | Jegenstorf | 2014 |
| Mund | Valais | Incorporated into Naters | Naters | 2013 |
| Mundaun | Grisons | Merged with Obersaxen | Obersaxen Mundaun | 2016 |
| Münster | Valais | Merged with Geschinen | Münster-Geschinen | 2004 |
| Münster-Geschinen | Valais | Merged with Blitzingen, Grafschaft, Niederwald and Reckingen-Gluringen | Goms | 2017 |
| Mur | Vaud | Merged with Bellerive, Chabrey, Constantine, Montmagny, Vallamand and Villars-le-Grand | Vully-les-Lacs | 2011 |
| Murist | Fribourg | Merged with Bussy, Estavayer-le-Lac, Morens, Rueyres-les-Prés, Vernay and Vuissens | Estavayer | 2017 |
| Müstair | Grisons | Merged with Fuldera, Lü, Santa Maria Val Müstair, Tschierv and Valchava | Val Müstair | 2009 |
| Müswangen | Lucerne | Incorporated into Hitzkirch | Hitzkirch | 2009 |
| Mutten | Grisons | Incorporated into Thusis | Thusis | 2018 |
| Näfels | Glarus | Merged with Bilten, Filzbach, Mollis, Mühlehorn, Niederurnen, Oberurnen and Obstalden | Glarus Nord | 2011 |
| Nax | Valais | Merged with Mase and Vernamiège | Mont-Noble | 2011 |
| Naz | Vaud | Merged with Dommartin, Poliez-le-Grand and Sugnens | Montilliez | 2011 |
| Neirivue | Fribourg | Merged with Albeuve, Lessoc and Montbovon | Haut-Intyamon | 2002 |
| Nennigkofen | Solothurn | Merged with Lüsslingen | Lüsslingen-Nennigkofen | 2013 |
| Nesselnbach | Aargau | Incorporated into Niederwil | Niederwil | 1901 |
| Nesslau | St. Gallen | Merged with Krummenau | Nesslau-Krummenau | 2005 |
| Nesslau-Krummenau | St. Gallen | Merged with Stein | Stein | 2013 |
| Netstal | Glarus | Incorporated into Glarus | Glarus | 2011 |
| Neudorf | Lucerne | Incorporated into Beromünster | Beromünster | 2013 |
| Neuhaus | Fribourg | Incorporated into Plasselb | Plasselb | 1971 |
| Neukirch an der Thur | Thurgau | Merged with Buhwil, Kradolf and Schönenberg an der Thur | Kradolf-Schönenberg | 1996 |
| Neuwilen | Thurgau | Merged with Alterswilen, Altishausen, Dotnacht, Ellighausen, Hugelshofen, Lippoldswilen and Siegershausen | Kemmental | 1996 |
| Neyruz-sur-Moudon | Vaud | Merged with Chanéaz, Chapelle-sur-Moudon, Correvon, Denezy, Martherenges, Peyres-Possens, Saint-Cierges and Thierrens | Montanaire | 2013 |
| Nidfurn | Glarus | Incorporated into Haslen | Haslen | 2006 |
| Niedererlinsbach | Solothurn | Merged with Obererlinsbach | Erlinsbach | 2006 |
| Niederernen | Valais | Incorporated into Ernen | Ernen | 1872 |
| Niederneunforn | Thurgau | Incorporated into Neunforn | Neunforn | 1996 |
| Niederösch | Bern | Incorporated into Ersigen | Ersigen | 2016 |
| Niederried bei Kallnach | Bern | Incorporated into Kallnach | Kallnach | 2013 |
| Niedersommeri | Thurgau | Merged with Obersommeri | Sommeri | 1967 |
| Niederstocken | Bern | Merged with Höfen bei Thun and Oberstocken | Stocken-Höfen | 2014 |
| Niederurdorf | Zürich | Merged with Oberurdorf | Urdorf | 1931 |
| Niederurnen | Glarus | Merged with Bilten, Filzbach, Mollis, Mühlehorn, Näfels, Oberurnen and Obstalden | Glarus Nord | 2011 |
| Niederwald | Valais | Merged with Blitzingen, Grafschaft, Münster-Geschinen and Reckingen-Gluringen | Goms | 2017 |
| Niederwichtrach | Bern | Merged with Oberwichtrach | Wichtrach | 2004 |
| Niederwil | Solothurn | Incorporated into Riedholz | Riedholz | 2011 |
| Niederwil | Thurgau | Incorporated into Gachnang | Gachnang | 1998 |
| Nierlet-les-Bois | Fribourg | Incorporated into Ponthaux | Ponthaux | 1981 |
| Noflen | Bern | Incorporated into Kirchdorf | Kirchdorf | 2018 |
| Noiraigue | Neuchâtel | Merged with Boveresse, Buttes, Couvet, Fleurier, Les Bayards, Môtiers, Saint-Sulpice and Travers | Val-de-Travers | 2009 |
| Noranco | Ticino | Merged with Pambio | Pambio-Noranco | 1904 |
| Noréaz | Fribourg | Merged with Corserey and Prez-vers-Noréaz | Prez | 2020 |
| Nufenen | Grisons | Merged with Hinterrhein and Splügen | Rheinwald | 2019 |
| Nussbaumen | Thurgau | Incorporated into Hüttwilen | Hüttwilen | 1997 |
| Oberaach | Thurgau | Incorporated into Amriswil | Amriswil | 1979 |
| Oberbözberg | Aargau | Merged with Gallenkirch, Linn and Unterbözberg | Bözberg | 2013 |
| Oberbussnang | Thurgau | Incorporated into Bussnang | Bussnang | 1996 |
| Oberehrendingen | Aargau | Merged with Unterehrendingen | Ehrendingen | 2006 |
| Obererlinsbach | Solothurn | Merged with Niedererlinsbach | Erlinsbach | 2006 |
| Oberflachs | Aargau | Merged with Schinznach-Dorf | Schinznach | 2014 |
| Obergesteln | Valais | Merged with Oberwald and Ulrichen | Obergoms | 2009 |
| Oberhelfenschwil | St. Gallen | Incorporated into Neckertal | Neckertal | 2023 |
| Oberhofen | Aargau | Merged with Etzgen, Hottwil, Mettau and Wil | Mettauertal | 2010 |
| Oberhofen bei Kreuzlingen | Thurgau | Merged with Illighausen | Lengwil | 1998 |
| Oberhofen bei Münchwilen | Thurgau | Incorporated into Münchwilen | Münchwilen | 1950 |
| Oberleibstadt | Aargau | Merged with Unterleibstadt | Leibstadt | 1866 |
| Oberneunforn | Thurgau | Incorporated into Neunforn | Neunforn | 1996 |
| Oberönz | Bern | Incorporated into Herzogenbuchsee | Herzogenbuchsee | 2008 |
| Oberösch | Bern | Incorporated into Ersigen | Ersigen | 2016 |
| Oberramsern | Solothurn | Incorporated into Messen | Messen | 2010 |
| Oberried | Fribourg | Merged with Bonnefontaine, Essert, Montévraz, Praroman and Zénauva | Le Mouret | 2003 |
| Obersaxen | Grisons | Merged with Mundaun | Obersaxen Mundaun | 2016 |
| Oberscheunen | Bern | Merged with Messen-Scheunen | Scheunen | 1912 |
| Oberschrot | Fribourg | Incorporated into Plaffeien | Plaffeien | 2017 |
| Obersommeri | Thurgau | Merged with Niedersommeri | Sommeri | 1967 |
| Oberstammheim | Zürich | Merged with Unterstammheim and Waltalingen | Stammheim | 2019 |
| Obersteckholz | Bern | Incorporated into Langenthal | Langenthal | 2021 |
| Oberstocken | Bern | Merged with Höfen bei Thun and Niederstocken | Stocken-Höfen | 2014 |
| Oberstrass | Zürich | Incorporated into Zürich | Zürich | 1893 |
| Oberurdorf | Zürich | Merged with Niederurdorf | Urdorf | 1931 |
| Oberurnen | Glarus | Merged with Bilten, Filzbach, Mollis, Mühlehorn, Näfels, Niederurnen and Obstalden | Glarus Nord | 2011 |
| Oberwald | Valais | Merged with Obergesteln and Ulrichen | Obergoms | 2009 |
| Oberwangen | Thurgau | Incorporated into Fischingen | Fischingen | 1972 |
| Oberwichtrach | Bern | Merged with Niederwichtrach | Wichtrach | 2004 |
| Oberwil | Thurgau | Incorporated into Gachnang | Gachnang | 1998 |
| Oberwinterthur | Zürich | Incorporated into Winterthur | Winterthur | 1922 |
| Obstalden | Glarus | Merged with Bilten, Filzbach, Mollis, Mühlehorn, Näfels, Niederurnen and Oberurnen | Glarus Nord | 2011 |
| Ocourt | Jura | Merged with Epauvillers, Epiquerez, Montenol, Montmelon, Saint-Ursanne and Seleute | Clos du Doubs | 2009 |
| Oerlikon | Zürich | Incorporated into Zürich | Zürich | 1934 |
| Oetlikon | Aargau | Incorporated into Würenlos | Würenlos | 1900 |
| Ohmstal | Lucerne | Incorporated into Schötz | Schötz | 2013 |
| Oleyres | Vaud | Incorporated into Avenches | Avenches | 2011 |
| Olivone | Ticino | Merged with Aquila, Campo Blenio, Ghirone and Torre | Blenio | 2006 |
| Olsberg | Basel-Country | Incorporated into Arisdorf | Arisdorf | 1882 |
| Onex-Confignon | Geneva | Split in two | Onex Confignon | 1851 |
| Onnens | Fribourg | Merged with Lentigny and Lovens | La Brillaz | 2001 |
| Opfershofen | Thurgau | Incorporated into Bürglen | Bürglen | 1995 |
| Opfertshofen | Schaffhausen | Incorporated into Thayngen | Thayngen | 2009 |
| Oppikon | Thurgau | Incorporated into Bussnang | Bussnang | 1996 |
| Oron-la-Ville | Vaud | Merged with Bussigny-sur-Oron, Châtillens, Chesalles-sur-Oron, Écoteaux, Les Tavernes, Les Thioleyres, Oron-le-Châtel, Palézieux and Vuibroye | Oron | 2012 |
| Oron-le-Châtel | Vaud | Merged with Bussigny-sur-Oron, Châtillens, Chesalles-sur-Oron, Écoteaux, Les Tavernes, Les Thioleyres, Oron-la-Ville, Palézieux and Vuibroye | Oron | 2012 |
| Orsonnens | Fribourg | Merged with Chavannes-sous-Orsonnens, Villargiroud and Villarsiviriaux | Villorsonnens | 2001 |
| Osco | Ticino | Incorporated into Faido | Faido | 2012 |
| Osogna | Ticino | Merged with Cresciano, Iragna and Lodrino | Riviera | 2017 |
| Osterfingen | Schaffhausen | Incorporated into Wilchingen | Wilchingen | 2005 |
| Otterbach | Bern | Merged with Ausserbirrmoos and Innerbirrmoos | Linden | 1946 |
| Ottoberg | Thurgau | Incorporated into Märstetten | Märstetten | 1975 |
| Oulens-sur-Lucens | Vaud | Incorporated into Lucens | Lucens | 2011 |
| Pagig | Grisons | Merged with St. Peter | St. Peter-Pagig | 2008 |
| Palagnedra | Ticino | Merged with Borgnone and Intragna | Centovalli | 2009 |
| Palézieux | Vaud | Merged with Bussigny-sur-Oron, Châtillens, Chesalles-sur-Oron, Écoteaux, Les Tavernes, Les Thioleyres, Oron-la-Ville, Oron-le-Châtel and Vuibroye | Oron | 2012 |
| Pambio | Ticino | Merged with Noranco | Pambio-Noranco | 1904 |
| Pambio-Noranco | Ticino | Incorporated into Lugano | Lugano | 2004 |
| Pampigny | Vaud | Merged with Apples, Bussy-Chardonney, Cottens, Reverolle and Sévery | Hautemorges | 2021 |
| Pany | Grisons | Incorporated into Luzein | Luzein | 1872 |
| Parpan | Grisons | Incorporated into Churwalden | Churwalden | 2010 |
| Parsonz | Grisons | Merged with Riom | Riom-Parsonz | 1979 |
| Paspels | Grisons | Merged with Almens, Pratval, Rodels and Tomils | Domleschg | 2015 |
| Patzen-Fardün | Grisons | Merged with Donath | Donat | 2003 |
| Pazzallo | Ticino | Incorporated into Lugano | Lugano | 2004 |
| Peccia | Ticino | Merged with Broglio, Brontallo, Fusio, Menzonio and Prato-Sornico | Lavizzara | 2004 |
| Pedrinate | Ticino | Incorporated into Chiasso | Chiasso | 1976 |
| Peiden | Grisons | Merged with Uors | Uors-Peiden | 1963 |
| Peist | Grisons | Incorporated into Arosa | Arosa | 2013 |
| Peney-le-Jorat | Vaud | Merged with Montaubion-Chardonney, Sottens, Villars-Mendraz and Villars-Tiercelin | Jorat-Menthue | 2011 |
| Péry | Bern | Merged with La Heutte | Péry-la-Heutte | 2015 |
| Peseux | Neuchâtel | Incorporated into Neuchâtel | Neuchâtel | 2021 |
| Peyres-Possens | Vaud | Merged with Chanéaz, Chapelle-sur-Moudon, Correvon, Denezy, Martherenges, Neyruz-sur-Moudon, Saint-Cierges and Thierrens | Montanaire | 2013 |
| Pfeffikon | Lucerne | Incorporated into Rickenbach | Rickenbach | 2013 |
| Piandera | Ticino | Merged with Colla, Insone, Scareglia and Signôra | Valcolla | 1956 |
| Pianezzo | Ticino | Incorporated into Bellinzona | Bellinzona | 2017 |
| Piazzogna | Ticino | Merged with Caviano, Contone, Gerra, Indemini, Magadino, San Nazzaro, Sant'Abbondio and Vira | Gambarogno | 2010 |
| Pignia | Grisons | Incorporated into Andeer | Andeer | 2009 |
| Pigniu | Grisons | Merged with Castrisch, Duvin, Ilanz, Ladir, Luven, Pitasch, Riein, Rueun, Ruschein, Schnaus, Sevgein and Siat | Ilanz/Glion | 2014 |
| Pitasch | Grisons | Merged with Castrisch, Duvin, Ilanz, Ladir, Luven, Pigniu, Riein, Rueun, Ruschein, Schnaus, Sevgein and Siat | Ilanz/Glion | 2014 |
| Pizy | Vaud | Incorporated into Aubonne | Aubonne | 2011 |
| Plagne | Bern | Merged with Vauffelin | Sauge | 2014 |
| Plainpalais | Geneva | Incorporated into Geneva | Geneva | 1931 |
| Plamboz | Neuchâtel | Merged with Brot-Dessus | Brot-Plamboz | 1875 |
| Pleujouse | Jura | Merged with Asuel, Charmoille, Frégiecourt and Miécourt | La Baroche | 2009 |
| Poliez-le-Grand | Vaud | Merged with Dommartin, Naz and Sugnens | Montilliez | 2011 |
| Pont | Fribourg | Merged with Bouloz and Porsel | Le Flon | 2004 |
| Pont-en-Ogoz | Fribourg | Merged with Villars-d'Avry | Le Bry | 1970 |
| Ponte Tresa | Ticino | Merged with Croglio, Monteggio and Sessa | Tresa | 2021 |
| Pontenet | Bern | Merged with Bévilard and Malleray | Valbirse | 2015 |
| Ponto Valentino | Ticino | Merged with Castro, Corzoneso, Dongio, Largario, Leontica, Lottigna, Marolta and Prugiasco | Acquarossa | 2004 |
| Porsel | Fribourg | Merged with Bouloz and Pont | Le Flon | 2004 |
| Portalban | Fribourg | Merged with Delley | Delley-Portalban | 2005 |
| Portein | Grisons | Incorporated into Cazis | Cazis | 2010 |
| Posat | Fribourg | Merged with Farvagny-le-Grand, Farvagny-le-Petit and Grenilles | Farvagny | 1996 |
| Posieux | Fribourg | Merged with Ecuvillens | Hauterive | 2001 |
| Praden | Grisons | Merged with Tschiertschen | Tschiertschen-Praden | 2009 |
| Prahins | Vaud | Incorporated into Donneloye | Donneloye | 2012 |
| Praratoud | Fribourg | Incorporated into Surpierre | Surpierre | 2005 |
| Praroman | Fribourg | Merged with Bonnefontaine, Essert, Montévraz, Oberried and Zénauva | Le Mouret | 2003 |
| Prato | Ticino | Merged with Sornico | Prato-Sornico | 1864 |
| Prato-Sornico | Ticino | Merged with Broglio, Brontallo, Fusio, Menzonio and Peccia | Lavizzara | 2004 |
| Pratval | Grisons | Merged with Almens, Paspels, Rodels and Tomils | Domleschg | 2015 |
| Präz | Grisons | Incorporated into Cazis | Cazis | 2010 |
| Pregassona | Ticino | Incorporated into Lugano | Lugano | 2004 |
| Prêles | Bern | Merged with Diesse and Lamboing | Plateau de Diesse | 2014 |
| Preonzo | Ticino | Incorporated into Bellinzona | Bellinzona | 2017 |
| Prez-vers-Noréaz | Fribourg | Merged with Corserey and Noréaz | Prez | 2020 |
| Prez-vers-Siviriez | Fribourg | Incorporated into Siviriez | Siviriez | 2004 |
| Progens | Fribourg | Merged with Grattavache and Le Crêt | La Verrerie | 2004 |
| Promasens | Fribourg | Incorporated into Rue | Rue | 2001 |
| Prugiasco | Ticino | Merged with Castro, Corzoneso, Dongio, Largario, Leontica, Lottigna, Marolta and Ponto Valentino | Acquarossa | 2004 |
| Putz | Grisons | Incorporated into Luzein | Luzein | 1872 |
| Raat-Schüpfheim | Zürich | Incorporated into Stadel | Stadel | 1907 |
| Ramosch | Grisons | Merged with Tschlin | Valsot | 2013 |
| Rancate | Ticino | Incorporated into Mendrisio | Mendrisio | 2009 |
| Randogne | Valais | Merged with Chermignon, Mollens and Montana | Crans-Montana | 2017 |
| Rapperswil | St. Gallen | Merged with Jona | Rapperswil-Jona | 2007 |
| Rasa | Ticino | Incorporated into Intragna | Intragna | 1972 |
| Räuchlisberg | Thurgau | Incorporated into Amriswil | Amriswil | 1979 |
| Ravecchia | Ticino | Incorporated into Bellinzona | Bellinzona | 1907 |
| Rebeuvelier | Jura | Incorporated into Courrendlin | Courrendlin | 2019 |
| Reckingen | Valais | Merged with Gluringen | Reckingen-Gluringen | 2004 |
| Reckingen-Gluringen | Valais | Merged with Blitzingen, Grafschaft, Münster-Geschinen and Niederwald | Goms | 2017 |
| Réclère | Jura | Merged with Chevenez, Damvant and Roche-d'Or | Haute-Ajoie | 2009 |
| Reiben | Bern | Incorporated into Büren an der Aare | Büren an der Aare | 1911 |
| Rein | Aargau | Incorporated into Rüfenach | Rüfenach | 1898 |
| Reischen | Grisons | Merged with Zillis | Zillis-Reischen | 1875 |
| Rekingen | Aargau | Merged with Bad Zurzach, Baldingen, Böbikon, Kaiserstuhl, Rietheim, Rümikon and Wislikofen | Zurzach | 2022 |
| Retschwil | Lucerne | Incorporated into Hitzkirch | Hitzkirch | 2009 |
| Retterswil | Aargau | Incorporated into Seon | Seon | 1899 |
| Reuti | Thurgau | Incorporated into Bussnang | Bussnang | 1996 |
| Reverolle | Vaud | Merged with Apples, Bussy-Chardonney, Cottens, Pampigny and Sévery | Hautemorges | 2021 |
| Rheinklingen | Thurgau | Incorporated into Wagenhausen | Wagenhausen | 1995 |
| Richensee | Lucerne | Incorporated into Hitzkirch | Hitzkirch | 1897 |
| Richenthal | Lucerne | Incorporated into Reiden | Reiden | 2006 |
| Ried-Mörel | Valais | Merged with Goppisberg and Greich | Riederalp | 2003 |
| Rieden | St. Gallen | Incorporated into Gommiswald | Gommiswald | 2013 |
| Rieden | Zürich | Incorporated into Wallisellen | Wallisellen | 1916 |
| Riedern | Glarus | Incorporated into Glarus | Glarus | 2011 |
| Riedt [de] | Thurgau | Incorporated into Erlen | Erlen | 1995 |
| Riein | Grisons | Merged with Castrisch, Duvin, Ilanz, Ladir, Luven, Pigniu, Pitasch, Rueun, Ruschein, Schnaus, Sevgein and Siat | Ilanz/Glion | 2014 |
| Riesbach | Zürich | Incorporated into Zürich | Zürich | 1893 |
| Rietheim | Aargau | Merged with Bad Zurzach, Baldingen, Böbikon, Kaiserstuhl, Rekingen, Rümikon and Wislikofen | Zurzach | 2022 |
| Riex | Vaud | Merged with Cully, Epesses, Grandvaux and Villette | Bourg-en-Lavaux | 2011 |
| Riken | Aargau | Merged with Balzenwil | Murgenthal | 1901 |
| Rinkenbach | Appenzell Innerrhoden | Split in three | Appenzell Gonten Schlatt-Haslen | 1872 |
| Riom | Grisons | Merged with Parsonz | Riom-Parsonz | 1979 |
| Riom-Parsonz | Grisons | Merged with Bivio, Cunter, Marmorera, Mulegns, Salouf, Savognin, Sur and Tinizong-Rona | Surses | 2016 |
| Ritzingen | Valais | Merged with Biel and Selkingen | Grafschaft | 2000 |
| Rivera | Ticino | Merged with Bironico, Camignolo, Medeglia and Sigirino | Monteceneri | 2010 |
| Robasacco | Ticino | Incorporated into Cadenazzo | Cadenazzo | 2005 |
| Roche-d'Or | Jura | Merged with Chevenez, Damvant and Réclère | Haute-Ajoie | 2009 |
| Rocourt | Jura | Incorporated into Haute-Ajoie | Haute-Ajoie | 2018 |
| Rodels | Grisons | Merged with Almens, Paspels, Pratval and Tomils | Domleschg | 2015 |
| Rohr | Aargau | Incorporated into Aarau | Aarau | 2010 |
| Rohr | Solothurn | Incorporated into Stüsslingen | Stüsslingen | 2021 |
| Rohrdorf | Aargau | Split in three | Niederrohrdorf Oberrohrdorf Remetschwil | 1854 |
| Romainmôtier | Vaud | Merged with Envy | Romainmôtier-Envy | 1970 |
| Romairon | Vaud | Merged with Fontanezier, Vaugondry and Villars-Burquin | Tévenon | 2011 |
| Romanens | Fribourg | Incorporated into Sâles | Sâles | 2001 |
| Rona | Grisons | Merged with Tinizong | Tinizong-Rona | 1998 |
| Rossens | Fribourg | Merged with Corpataux-Magnedens, Farvagny, Le Glèbe and Vuisternens-en-Ogoz | Gibloux | 2016 |
| Rossens | Vaud | Incorporated into Villarzel | Villarzel | 2006 |
| Rossura | Ticino | Incorporated into Faido | Faido | 2006 |
| Röthenbach bei Herzogenbuchsee | Bern | Incorporated into Heimenhausen | Heimenhausen | 2009 |
| Rothenhausen | Thurgau | Incorporated into Bussnang | Bussnang | 1996 |
| Roveredo | Ticino | Merged with Cagiallo, Lopagno, Sala Capriasca, Tesserete and Vaglio | Capriasca | 2001 |
| Rovio | Ticino | Merged with Maroggia and Melano | Val Mara | 2022 |
| Rubigen Gesamtgemeinde | Bern | Split in three | Rubigen Allmendingen bei Bern Trimstein | 1993 |
| Rueun | Grisons | Merged with Castrisch, Duvin, Ilanz, Ladir, Luven, Pigniu, Pitasch, Riein, Ruschein, Schnaus, Sevgein and Siat | Ilanz/Glion | 2014 |
| Rueyres-les-Prés | Fribourg | Merged with Bussy, Estavayer-le-Lac, Morens, Murist, Vernay and Vuissens | Estavayer | 2017 |
| Rueyres-Saint-Laurent | Fribourg | Merged with Estavayer-le-Gibloux, Villarlod and Villarsel-le-Gibloux | Le Glèbe | 2003 |
| Rueyres-Treyfayes | Fribourg | Incorporated into Sâles | Sâles | 2001 |
| Rümikon | Aargau | Merged with Bad Zurzach, Baldingen, Böbikon, Kaiserstuhl, Rekingen, Rietheim and Wislikofen | Zurzach | 2022 |
| Rümligen | Bern | Incorporated into Riggisberg | Riggisberg | 2021 |
| Ruppoldsried | Bern | Incorporated into Rapperswil | Rapperswil | 2013 |
| Ruschein | Grisons | Merged with Castrisch, Duvin, Ilanz, Ladir, Luven, Pigniu, Pitasch, Riein, Rueun, Schnaus, Sevgein and Siat | Ilanz/Glion | 2014 |
| Russo | Ticino | Merged with Comologno and Crana | Onsernone | 1995 |
| Russy | Fribourg | Merged with Domdidier, Dompierre and Léchelles | Belmont-Broye | 2016 |
| Rüte | Appenzell Innerrhoden | Merged with Schwende | Schwende-Rüte | 2022 |
| Rüti | Glarus | Merged with Betschwanden, Braunwald, Elm, Engi, Haslen, Linthal, Luchsingen, Matt, Mitlödi, Schwanden, Schwändi and Sool | Glarus Süd | 2011 |
| Rüti bei Riggisberg | Bern | Incorporated into Riggisberg | Riggisberg | 2009 |
| Saas im Prättigau | Grisons | Incorporated into Klosters | Klosters | 2016 |
| Safien | Grisons | Merged with Tenna, Valendas and Versam | Safiental | 2013 |
| Sagno | Ticino | Merged with Bruzella, Cabbio, Caneggio, Morbio Superiore and Muggio | Breggia | 2009 |
| Saint-Aubin | Neuchâtel | Merged with Sauges | Saint-Aubin-Sauges | 1888 |
| Saint-Aubin-Sauges | Neuchâtel | Merged with Bevaix, Fresens, Gorgier, Montalchez and Vaumarcus | La Grande Béroche | 2018 |
| Saint-Cierges | Vaud | Merged with Chanéaz, Chapelle-sur-Moudon, Correvon, Denezy, Martherenges, Neyruz-sur-Moudon, Peyres-Possens and Thierrens | Montanaire | 2013 |
| Saint-Jean | Valais | Merged with Ayer, Chandolin, Grimentz, Saint-Luc and Vissoie | Anniviers | 2009 |
| Saint-Légier-La Chiésaz | Vaud | Merged with Blonay | Blonay - Saint-Légier | 2022 |
| Saint-Luc | Valais | Merged with Ayer, Chandolin, Grimentz, Saint-Jean and Vissoie | Anniviers | 2009 |
| Saint-Saphorin-sur-Morges | Vaud | Incorporated into Echichens | Echichens | 2011 |
| Saint-Sulpice | Neuchâtel | Merged with Boveresse, Buttes, Couvet, Fleurier, Les Bayards, Môtiers, Noiraigue and Travers | Val-de-Travers | 2009 |
| Saint-Ursanne | Jura | Merged with Epauvillers, Epiquerez, Montenol, Montmelon, Ocourt and Seleute | Clos du Doubs | 2009 |
| Sala Capriasca | Ticino | Merged with Cagiallo, Lopagno, Roveredo, Tesserete and Vaglio | Capriasca | 2001 |
| Salen-Reutenen | Thurgau | Incorporated into Homburg | Homburg | 1999 |
| Sales | Fribourg | Incorporated into Ependes | Ependes | 1977 |
| Salins | Valais | Incorporated into Sion | Sion | 2013 |
| Salorino | Ticino | Incorporated into Mendrisio | Mendrisio | 2004 |
| Salouf | Grisons | Merged with Bivio, Cunter, Marmorera, Mulegns, Riom-Parsonz, Savognin, Sur and Tinizong-Rona | Surses | 2016 |
| Salvenach | Fribourg | Incorporated into Murten | Murten | 2016 |
| San Nazzaro | Ticino | Merged with Caviano, Contone, Gerra, Indemini, Magadino, Piazzogna, Sant'Abbondio and Vira | Gambarogno | 2010 |
| Sant'Abbondio | Ticino | Merged with Caviano, Contone, Gerra, Indemini, Magadino, Piazzogna, San Nazzaro and Vira | Gambarogno | 2010 |
| Sant'Antonio | Ticino | Incorporated into Bellinzona | Bellinzona | 2017 |
| Santa Domenica | Grisons | Incorporated into Rossa | Rossa | 1982 |
| Santa Maria Val Müstair | Grisons | Merged with Fuldera, Lü, Müstair, Tschierv and Valchava | Val Müstair | 2009 |
| Sarn | Grisons | Incorporated into Cazis | Cazis | 2010 |
| Sarzens | Vaud | Incorporated into Lucens | Lucens | 2017 |
| Sassel | Vaud | Merged with Cerniaz, Combremont-le-Grand, Combremont-le-Petit, Granges-près-Marnand, Marnand, Seigneux and Villars-Bramard | Valbroye | 2011 |
| Sauges | Neuchâtel | Merged with Saint-Aubin | Saint-Aubin-Sauges | 1888 |
| Saules | Neuchâtel | Merged with Fenin and Vilars | Fenin-Vilars-Saules | 1875 |
| Savagnier | Neuchâtel | Merged with Boudevilliers, Cernier, Chézard-Saint-Martin, Coffrane, Dombresson, Engollon, Fenin-Vilars-Saules, Fontainemelon, Fontaines, Le Pâquier, Les Geneveys-sur-Coffrane, Les Hauts-Geneveys, Montmollin and Villiers | Val-de-Ruz | 2013 |
| Savognin | Grisons | Merged with Bivio, Cunter, Marmorera, Mulegns, Riom-Parsonz, Salouf, Sur and Tinizong-Rona | Surses | 2016 |
| Says | Grisons | Incorporated into Trimmis | Trimmis | 2008 |
| Scareglia | Ticino | Merged with Colla, Insone, Piandera and Signôra | Valcolla | 1956 |
| Schachen | Lucerne | Incorporated into Werthenstein | Werthenstein | 1889 |
| Schalunen | Bern | Incorporated into Fraubrunnen | Fraubrunnen | 2014 |
| Scheid | Grisons | Merged with Feldis/Veulden, Trans and Tumegl/Tomils | Tomils | 2009 |
| Scherz | Aargau | Incorporated into Lupfig | Lupfig | 2018 |
| Scherzingen | Thurgau | Split in two, one part merged with Landschlacht | Bottighofen (split from Scherzingen) Münsterlingen (the rest of Scherzingen plus Landschlacht) | 1994 |
| Scheunen | Bern | Incorporated into Jegenstorf | Jegenstorf | 2014 |
| Schinznach-Bad | Aargau | Incorporated into Brugg | Brugg | 2020 |
| Schinznach-Dorf | Aargau | Merged with Oberflachs | Schinznach | 2014 |
| Schlans | Grisons | Incorporated into Trun | Trun | 2012 |
| Schlattingen | Thurgau | Merged with Basadingen | Basadingen-Schlattingen | 1999 |
| Schlosswil | Bern | Incorporated into Grosshöchstetten | Grosshöchstetten | 2018 |
| Schnaus | Grisons | Merged with Castrisch, Duvin, Ilanz, Ladir, Luven, Pigniu, Pitasch, Riein, Rueun, Ruschein, Sevgein and Siat | Ilanz/Glion | 2014 |
| Schocherswil | Thurgau | Incorporated into Amriswil | Amriswil | 1997 |
| Schönenbaumgarten | Thurgau | Incorporated into Langrickenbach | Langrickenbach | 1998 |
| Schönenberg | Zürich | Incorporated into Wädenswil | Wädenswil | 2019 |
| Schönenberg an der Thur | Thurgau | Merged with Buhwil, Kradolf and Neukirch an der Thur | Kradolf-Schönenberg | 1996 |
| Schönthal | Bern | Incorporated into Ausserbirrmoos | Ausserbirrmoos | 1888 |
| Schoren | Bern | Incorporated into Langenthal | Langenthal | 1898 |
| Schottikon | Zürich | Incorporated into Elsau | Elsau | 1922 |
| Schuders | Grisons | Incorporated into Schiers | Schiers | 1872 |
| Schwamendingen | Zürich | Incorporated into Zürich | Zürich | 1934 |
| Schwanden | Glarus | Merged with Betschwanden, Braunwald, Elm, Engi, Haslen, Linthal, Luchsingen, Matt, Mitlödi, Rüti, Schwändi and Sool | Glarus Süd | 2011 |
| Schwändi | Glarus | Merged with Betschwanden, Braunwald, Elm, Engi, Haslen, Linthal, Luchsingen, Matt, Mitlödi, Rüti, Schwanden and Sool | Glarus Süd | 2011 |
| Schwarzenbach | Lucerne | Incorporated into Beromünster | Beromünster | 2004 |
| Schweizersholz | Thurgau | Incorporated into Bischofszell | Bischofszell | 1996 |
| Schwende | Appenzell Innerrhoden | Merged with Rüte | Schwende-Rüte | 2022 |
| Schwendibach | Bern | Incorporated into Steffisburg | Steffisburg | 2020 |
| Sculms | Grisons | Incorporated into Versam | Versam | 1854 |
| Sédeilles | Vaud | Incorporated into Villarzel | Villarzel | 2006 |
| Seebach | Zürich | Incorporated into Zürich | Zürich | 1934 |
| Seen | Zürich | Incorporated into Winterthur | Winterthur | 1922 |
| Seigneux | Vaud | Merged with Cerniaz, Combremont-le-Grand, Combremont-le-Petit, Granges-près-Marnand, Marnand, Sassel and Villars-Bramard | Valbroye | 2011 |
| Seiry | Fribourg | Incorporated into Lully | Lully | 2006 |
| Seleute | Jura | Merged with Epauvillers, Epiquerez, Montenol, Montmelon, Ocourt and Saint-Ursanne | Clos du Doubs | 2009 |
| Selkingen | Valais | Merged with Biel and Ritzingen | Grafschaft | 2000 |
| Selma | Grisons | Merged with Arvigo, Braggio and Cauco | Calanca | 2015 |
| Sementina | Ticino | Incorporated into Bellinzona | Bellinzona | 2017 |
| Semione | Ticino | Merged with Ludiano and Malvaglia | Serravalle | 2012 |
| Senèdes | Fribourg | Merged with Arconciel and Épendes | Bois-d'Amont | 2021 |
| Sent | Grisons | Incorporated into Scuol | Scuol | 2015 |
| Serneus | Grisons | Incorporated into Klosters | Klosters | 1872 |
| Sessa | Ticino | Merged with Croglio, Monteggio and Ponte Tresa | Tresa | 2021 |
| Sévery | Vaud | Merged with Apples, Bussy-Chardonney, Cottens, Pampigny and Reverolle | Hautemorges | 2021 |
| Sevgein | Grisons | Merged with Castrisch, Duvin, Ilanz, Ladir, Luven, Pigniu, Pitasch, Riein, Rueun, Ruschein, Schnaus and Siat | Ilanz/Glion | 2014 |
| Siat | Grisons | Merged with Castrisch, Duvin, Ilanz, Ladir, Luven, Pigniu, Pitasch, Riein, Rueun, Ruschein, Schnaus and Sevgein | Ilanz/Glion | 2014 |
| Siegershausen | Thurgau | Merged with Alterswilen, Altishausen, Dotnacht, Ellighausen, Hugelshofen, Lippoldswilen and Neuwilen | Kemmental | 1996 |
| Sigg | Grisons | Incorporated into Valzeina | Valzeina | 1875 |
| Sigirino | Ticino | Merged with Bironico, Camignolo, Medeglia and Rivera | Monteceneri | 2010 |
| Signôra | Ticino | Merged with Colla, Insone, Piandera and Scareglia | Valcolla | 1956 |
| Sitterdorf | Thurgau | Merged with Zihlschlacht | Zihlschlacht-Sitterdorf | 1997 |
| Sobrio | Ticino | Incorporated into Faido | Faido | 2016 |
| Soglio | Grisons | Merged with Bondo, Castasegna, Stampa and Vicosoprano | Bregaglia | 2010 |
| Solduno | Ticino | Incorporated into Locarno | Locarno | 1928 |
| Someo | Ticino | Incorporated into Maggia | Maggia | 2004 |
| Sommentier | Fribourg | Incorporated into Vuisternens-devant-Romont | Vuisternens-devant-Romont | 2003 |
| Sonogno | Ticino | Merged with Brione, Corippo, Cugnasco-Gerra (Gerra Valle), Frasco, Lavertezzo (Lavertezzo Valle) and Vogorno | Verzasca | 2020 |
| Sonterswil | Thurgau | Incorporated into Wäldi | Wäldi | 1995 |
| Sonvico | Ticino | Incorporated into Lugano | Lugano | 2013 |
| Sool | Glarus | Merged with Betschwanden, Braunwald, Elm, Engi, Haslen, Linthal, Luchsingen, Matt, Mitlödi, Rüti, Schwanden and Schwändi | Glarus Süd | 2011 |
| Sornetan | Bern | Merged with Châtelat, Monible and Souboz | Petit-Val | 2015 |
| Sornico | Ticino | Merged with Prato | Prato-Sornico | 1864 |
| Sottens | Vaud | Merged with Montaubion-Chardonney, Peney-le-Jorat, Villars-Mendraz and Villars-Tiercelin | Jorat-Menthue | 2011 |
| Souboz | Bern | Merged with Châtelat, Monible and Sornetan | Petit-Val | 2015 |
| Soulce | Jura | Merged with Bassecourt, Courfaivre, Glovelier and Undervelier | Haute-Sorne | 2013 |
| Splügen | Grisons | Merged with Hinterrhein and Nufenen | Rheinwald | 2019 |
| St. Antoni | Fribourg | Incorporated into Tafers | Tafers | 2021 |
| St. Antönien | Grisons | Incorporated into Luzein | Luzein | 2016 |
| St. Antönien Ascharina | Grisons | Incorporated into St. Antönien | St. Antönien | 2007 |
| St. Antönien Castels | Grisons | Merged with St. Antönien Rüti | St. Antönien | 1979 |
| St. Antönien Rüti | Grisons | Merged with St. Antönien Castels | St. Antönien | 1979 |
| St. Gallenkappel | St. Gallen | Incorporated into Eschenbach | Eschenbach | 2013 |
| St. Margarethen | Thurgau | Incorporated into Münchwilen | Münchwilen | 1950 |
| St. Martin | Grisons | Incorporated into Vals | Vals | 2015 |
| St. Niklaus Dorf | Valais | Merged with St. Niklaus Matt | St. Niklaus | 1866 |
| St. Niklaus Matt | Valais | Merged with St. Niklaus Dorf | St. Niklaus | 1866 |
| St. Peter | Grisons | Merged with Pagig | St. Peter-Pagig | 2008 |
| St. Peter-Pagig | Grisons | Incorporated into Arosa | Arosa | 2013 |
| St. Peterzell | St. Gallen | Merged with Brunnadern and Mogelsberg | Neckertal | 2009 |
| Stalden im Emmental | Bern | Merged with Gysenstein | Konolfingen | 1933 |
| Stampa | Grisons | Merged with Bondo, Castasegna, Soglio and Vicosoprano | Bregaglia | 2010 |
| Stechlenegg | Appenzell Innerrhoden | Incorporated into Gonten | Gonten | 1872 |
| Steg | Valais | Merged with Hohtenn | Steg-Hohtenn | 2008 |
| Stein | St. Gallen | Merged with Nesslau-Krummenau | Nesslau-Krummenau | 2013 |
| Steinhaus | Valais | Incorporated into Ernen | Ernen | 2004 |
| Steinhof | Solothurn | Incorporated into Aeschi | Aeschi | 2012 |
| Sternenberg | Zürich | Incorporated into Bauma | Bauma | 2015 |
| Stierva | Grisons | Merged with Alvaneu, Alvaschein, Brienz/Brinzauls, Mon, Surava and Tiefencastel | Albula/Alvra | 2015 |
| Stilli | Aargau | Incorporated into Villigen | Villigen | 2006 |
| Strada | Grisons | Incorporated into Ilanz | Ilanz | 1978 |
| Strättligen | Bern | Incorporated into Thun | Thun | 1920 |
| Straubenzell | St. Gallen | Incorporated into St. Gallen | St. Gallen | 1918 |
| Strohwilen | Thurgau | Merged with Amlikon, Bissegg and Griesenberg | Amlikon-Bissegg | 1995 |
| Stuls | Grisons | Incorporated into Bergün | Bergün | 1920 |
| Sugnens | Vaud | Merged with Dommartin, Naz and Poliez-le-Grand | Montilliez | 2011 |
| Sulz | Aargau | Incorporated into Laufenburg | Laufenburg | 2010 |
| Sulz | Lucerne | Incorporated into Hitzkirch | Hitzkirch | 2009 |
| Sur | Grisons | Merged with Bivio, Cunter, Marmorera, Mulegns, Riom-Parsonz, Salouf, Savognin and Tinizong-Rona | Surses | 2016 |
| Suraua | Grisons | Merged with Cumbel, Degen, Lumbrein, Morissen, Vella, Vignogn and Vrin | Lumnezia | 2013 |
| Surava | Grisons | Merged with Alvaneu, Alvaschein, Brienz/Brinzauls, Mon, Stierva and Tiefencastel | Albula/Alvra | 2015 |
| Surcasti | Grisons | Merged with Camuns, Tersnaus and Uors-Peiden | Suraua | 2002 |
| Surcuolm | Grisons | Merged with Flond | Mundaun | 2009 |
| Susch | Grisons | Incorporated into Zernez | Zernez | 2015 |
| Tablat | St. Gallen | Incorporated into St. Gallen | St. Gallen | 1918 |
| Tägerschen | Thurgau | Merged with Tobel | Tobel-Tägerschen | 1999 |
| Tägertschi | Bern | Incorporated into Münsingen | Münsingen | 2017 |
| Tannegg | Thurgau | Incorporated into Fischingen | Fischingen | 1972 |
| Tannenbühl | Bern | Incorporated into Blumenstein | Blumenstein | 1859 |
| Tarasp | Grisons | Incorporated into Scuol | Scuol | 2015 |
| Tartar | Grisons | Incorporated into Cazis | Cazis | 2010 |
| Tegna | Ticino | Merged with Cavigliano and Verscio | Terre di Pedemonte | 2013 |
| Tenna | Grisons | Merged with Safien, Valendas and Versam | Safiental | 2013 |
| Tennwil | Aargau | Incorporated into Meisterschwanden | Meisterschwanden | 1900 |
| Tersnaus | Grisons | Merged with Camuns, Surcasti and Uors-Peiden | Suraua | 2002 |
| Tesserete | Ticino | Merged with Cagiallo, Lopagno, Roveredo, Sala Capriasca and Vaglio | Capriasca | 2001 |
| Thielle | Neuchâtel | Merged with Wavre | Thielle-Wavre | 1888 |
| Thielle-Wavre | Neuchâtel | Merged with Marin-Epagnier | La Tène | 2009 |
| Thierrens | Vaud | Merged with Chanéaz, Chapelle-sur-Moudon, Correvon, Denezy, Martherenges, Neyruz-sur-Moudon, Peyres-Possens and Saint-Cierges | Montanaire | 2013 |
| Thungschneit | Bern | Incorporated into Heimberg | Heimberg | 1869 |
| Tiefencastel | Grisons | Merged with Alvaneu, Alvaschein, Brienz/Brinzauls, Mon, Stierva and Surava | Albula/Alvra | 2015 |
| Tinizong | Grisons | Merged with Rona | Tinizong-Rona | 1998 |
| Tinizong-Rona | Grisons | Merged with Bivio, Cunter, Marmorera, Mulegns, Riom-Parsonz, Salouf, Savognin and Sur | Surses | 2016 |
| Tobel | Thurgau | Merged with Tägerschen | Tobel-Tägerschen | 1999 |
| Tomils | Grisons | Merged with Almens, Paspels, Pratval and Rodels | Domleschg | 2015 |
| Toos [de] | Thurgau | Incorporated into Schönholzerswilen | Schönholzerswilen | 1964 |
| Torre | Ticino | Merged with Aquila, Campo Blenio, Ghirone and Olivone | Blenio | 2006 |
| Töss | Zürich | Incorporated into Winterthur | Winterthur | 1922 |
| Torny-le-Grand | Fribourg | Merged with Middes | Torny | 2004 |
| Tramelan-Dessous | Bern | Merged with Tramelan-Dessos | Tramelan | 1952 |
| Tramelan-Dessos | Bern | Merged with Tramelan-Dessous | Tramelan | 1952 |
| Trans | Grisons | Merged with Feldis/Veulden, Scheid and Tumegl/Tomils | Tomils | 2009 |
| Travers | Neuchâtel | Merged with Boveresse, Buttes, Couvet, Fleurier, Les Bayards, Môtiers, Noiraigue and Saint-Sulpice | Val-de-Travers | 2009 |
| Tremona | Ticino | Incorporated into Mendrisio | Mendrisio | 2009 |
| Triboltingen | Thurgau | Incorporated into Ermatingen | Ermatingen | 1975 |
| Trimstein | Bern | Incorporated into Münsingen | Münsingen | 2013 |
| Tscheppach | Solothurn | Merged with Aetigkofen, Aetingen, Bibern, Brügglen, Gossliwil, Hessigkofen, Küttigkofen, Kyburg-Buchegg and Mühledorf | Buchegg | 2014 |
| Tschiertschen | Grisons | Merged with Praden | Tschiertschen-Praden | 2009 |
| Tschierv | Grisons | Merged with Fuldera, Lü, Müstair, Santa Maria Val Müstair and Valchava | Val Müstair | 2009 |
| Tschlin | Grisons | Merged with Ramosch | Valsot | 2013 |
| Tumegl/Tomils | Grisons | Merged with Feldis/Veulden, Scheid and Trans | Tomils | 2009 |
| Turtmann | Valais | Merged with Unterems | Turtmann-Unterems | 2013 |
| Tüscherz-Alfermée | Bern | Merged with Twann | Twann-Tüscherz | 2010 |
| Tuttwil | Thurgau | Incorporated into Wängi | Wängi | 1969 |
| Twann | Bern | Merged with Tüscherz-Alfermée | Twann-Tüscherz | 2010 |
| Ueken | Aargau | Merged with Herznach | Herznach-Ueken | 2023 |
| Uerschhausen | Thurgau | Incorporated into Hüttwilen | Hüttwilen | 1997 |
| Uesslingen | Thurgau | Merged with Buch bei Frauenfeld | Uesslingen-Buch | 1995 |
| Uffikon | Lucerne | Incorporated into Dagmersellen | Dagmersellen | 2006 |
| Ulrichen | Valais | Merged with Oberwald and Obergesteln | Obergoms | 2009 |
| Umiken | Aargau | Incorporated into Brugg | Brugg | 2010 |
| Undervelier | Jura | Merged with Bassecourt, Courfaivre, Glovelier and Soulce | Haute-Sorne | 2013 |
| Unterbözberg | Aargau | Merged with Gallenkirch, Linn and Oberbözberg | Bözberg | 2013 |
| Unterehrendingen | Aargau | Merged with Oberehrendingen | Ehrendingen | 2006 |
| Unterems | Valais | Merged with Turtmann | Turtmann-Unterems | 2013 |
| Unterendingen | Aargau | Incorporated into Endingen | Endingen | 2014 |
| Unterleibstadt | Aargau | Merged with Oberleibstadt | Leibstadt | 1866 |
| Unterschlatt | Thurgau | Merged with Mett-Oberschlatt | Schlatt | 1999 |
| Unterstammheim | Zürich | Merged with Oberstammheim and Waltalingen | Stammheim | 2019 |
| Untersteckholz | Bern | Incorporated into Langenthal | Langenthal | 2010 |
| Unterstrass | Zürich | Incorporated into Zürich | Zürich | 1893 |
| Uors | Grisons | Merged with Peiden | Uors-Peiden | 1963 |
| Uors-Peiden | Grisons | Merged with Camuns, Surcasti and Tersnaus | Suraua | 2002 |
| Vaglio | Ticino | Merged with Cagiallo, Lopagno, Roveredo, Sala Capriasca and Tesserete | Capriasca | 2001 |
| Vairano | Ticino | Merged with Casenzano | San Nazzaro | 1930 |
| Valangin | Neuchâtel | Incorporated into Neuchâtel | Neuchâtel | 2021 |
| Valchava | Grisons | Merged with Fuldera, Lü, Müstair, Santa Maria Val Müstair and Tschierv | Val Müstair | 2009 |
| Valcolla | Ticino | Incorporated into Lugano | Lugano | 2013 |
| Valendas | Grisons | Merged with Safien, Tenna and Versam | Safiental | 2013 |
| Vallamand | Vaud | Merged with Bellerive, Chabrey, Constantine, Montmagny, Mur and Villars-le-Grand | Vully-les-Lacs | 2011 |
| Valle Morobbia in Piano | Ticino | Incorporated into Giubiasco | Giubiasco | 1867 |
| Valpaschun | Grisons | Incorporated into Valchava | Valchava | 1879 |
| Valzeina | Grisons | Incorporated into Grüsch | Grüsch | 2011 |
| Vauderens | Fribourg | Incorporated into Ursy | Ursy | 2001 |
| Vauffelin | Bern | Merged with Plagne | Sauge | 2014 |
| Vaugondry | Vaud | Merged with Fontanezier, Romairon and Villars-Burquin | Tévenon | 2011 |
| Vaumarcus | Neuchâtel | Merged with Bevaix, Fresens, Gorgier, Montalchez and Saint-Aubin-Sauges | La Grande Béroche | 2018 |
| Vella | Grisons | Merged with Cumbel, Degen, Lumbrein, Morissen, Suraua, Vignogn and Vrin | Lumnezia | 2013 |
| Vellerat | Jura | Incorporated into Courrendlin | Courrendlin | 2019 |
| Veltheim | Zürich | Incorporated into Winterthur | Winterthur | 1922 |
| Venthône | Valais | Merged with Miège and Veyras | Noble-Contrée | 2021 |
| Verdabbio | Grisons | Incorporated into Grono | Grono | 2017 |
| Vergeletto | Ticino | Incorporated into Onsernone | Onsernone | 2016 |
| Vermes | Jura | Merged with Montsevelier and Vicques | Val Terbi | 2013 |
| Vernamiège | Valais | Merged with Mase and Nax | Mont-Noble | 2011 |
| Vernay | Fribourg | Merged with Bussy, Estavayer-le-Lac, Morens, Murist, Rueyres-les-Prés and Vuissens | Estavayer | 2017 |
| Vernéaz | Neuchâtel | Incorporated into Vaumarcus | Vaumarcus (known as Vaumarcus-Vernéaz until 1966) | 1875 |
| Versam | Grisons | Merged with Safien, Tenna and Valendas | Safiental | 2013 |
| Verscio | Ticino | Merged with Cavigliano and Tegna | Terre di Pedemonte | 2013 |
| Vesin | Fribourg | Incorporated into Cugy | Cugy | 2005 |
| Veyras | Valais | Merged with Miège and Venthône | Noble-Contrée | 2021 |
| Vezio | Ticino | Merged with Arosio, Breno, Fescoggia and Mugena | Alto Malcantone | 2005 |
| Vicosoprano | Grisons | Merged with Bondo, Castasegna, Soglio and Stampa | Bregaglia | 2010 |
| Vicques | Jura | Merged with Montsevelier and Vermes | Val Terbi | 2013 |
| Viganello | Ticino | Incorporated into Lugano | Lugano | 2004 |
| Vignogn | Grisons | Merged with Cumbel, Degen, Lumbrein, Morissen, Suraua, Vella and Vrin | Lumnezia | 2013 |
| Vilars | Neuchâtel | Merged with Fenin and Saules | Fenin-Vilars-Saules | 1875 |
| Villa Luganese | Ticino | Incorporated into Lugano | Lugano | 2008 |
| Villangeaux | Fribourg | Incorporated into Ecublens | Ecublens | 1969 |
| Villaraboud | Fribourg | Incorporated into Siviriez | Siviriez | 2004 |
| Villaranon | Fribourg | Incorporated into Siviriez | Siviriez | 1978 |
| Villarbeney | Fribourg | Incorporated into Botterens | Botterens | 2006 |
| Villarepos | Fribourg | Incorporated into Courtepin | Courtepin | 2017 |
| Villargiroud | Fribourg | Merged with Chavannes-sous-Orsonnens, Orsonnens and Villarsiviriaux | Villorsonnens | 2001 |
| Villariaz | Fribourg | Incorporated into Vuisternens-devant-Romont | Vuisternens-devant-Romont | 2003 |
| Villarimboud | Fribourg | Merged with Lussy | La Folliaz | 2005 |
| Villarlod | Fribourg | Merged with Estavayer-le-Gibloux, Rueyres-Saint-Laurent and Villarsel-le-Gibloux | Le Glèbe | 2003 |
| Villars-Bramard | Vaud | Merged with Cerniaz, Combremont-le-Grand, Combremont-le-Petit, Granges-près-Marnand, Marnand, Sassel and Seigneux | Valbroye | 2011 |
| Villars-Burquin | Vaud | Merged with Fontanezier, Romairon and Vaugondry | Tévenon | 2011 |
| Villars-d'Avry | Fribourg | Merged with Pont-en-Ogoz | Le Bry | 1970 |
| Villars-le-Grand | Vaud | Merged with Bellerive, Chabrey, Constantine, Montmagny, Mur and Vallamand | Vully-les-Lacs | 2011 |
| Villars-Lussery | Vaud | Merged with Lussery | Lussery-Villars | 1999 |
| Villars-Mendraz | Vaud | Merged with Montaubion-Chardonney, Peney-le-Jorat, Sottens and Villars-Tiercelin | Jorat-Menthue | 2011 |
| Villars-sous-Champvent | Vaud | Incorporated into Champvent | Champvent | 2012 |
| Villars-sous-Mont | Fribourg | Merged with Estavannens and Villars-sous-Mont | Bas-Intyamon | 2004 |
| Villars-Tiercelin | Vaud | Merged with Montaubion-Chardonney, Peney-le-Jorat, Sottens and Villars-Mendraz | Jorat-Menthue | 2011 |
| Villarsel-le-Gibloux | Fribourg | Merged with Estavayer-le-Gibloux, Rueyres-Saint-Laurent and Villarlod | Le Glèbe | 2003 |
| Villarsiviriaux | Fribourg | Merged with Chavannes-sous-Orsonnens, Orsonnens and Villargiroud | Villorsonnens | 2001 |
| Villarvolard | Fribourg | Incorporated into Corbières | Corbières | 2011 |
| Villaz-Saint-Pierre | Fribourg | Merged with La Folliaz | Villaz | 2020 |
| Villeneuve | Fribourg | Incorporated into Surpierre | Surpierre | 2017 |
| Villette | Vaud | Merged with Cully, Epesses, Grandvaux and Riex | Bourg-en-Lavaux | 2011 |
| Villiers | Neuchâtel | Merged with Boudevilliers, Cernier, Chézard-Saint-Martin, Coffrane, Dombresson, Engollon, Fenin-Vilars-Saules, Fontainemelon, Fontaines, Le Pâquier, Les Geneveys-sur-Coffrane, Les Hauts-Geneveys, Montmollin and Savagnier | Val-de-Ruz | 2013 |
| Vingelz | Bern | Incorporated into Biel | Biel | 1900 |
| Vira | Ticino | Merged with Caviano, Contone, Gerra, Indemini, Magadino, Piazzogna, San Nazzaro and Sant'Abbondio | Gambarogno | 2010 |
| Vissoie | Valais | Merged with Ayer, Chandolin, Grimentz, Saint-Jean and Saint-Luc | Anniviers | 2009 |
| Voëns-Maley | Neuchâtel | Incorporated into Saint-Blaise | Saint-Blaise | 1875 |
| Vogorno | Ticino | Merged with Brione, Corippo, Cugnasco-Gerra (Gerra Valle), Frasco, Lavertezzo (Lavertezzo Valle) and Sonogno | Verzasca | 2020 |
| Vollèges | Valais | Merged with Bagnes | Val de Bagnes | 2021 |
| Vrin | Grisons | Merged with Cumbel, Degen, Lumbrein, Morissen, Suraua, Vella and Vignogn | Lumnezia | 2013 |
| Vuarmarens | Fribourg | Incorporated into Ursy | Ursy | 2012 |
| Vuibroye | Vaud | Merged with Bussigny-sur-Oron, Châtillens, Chesalles-sur-Oron, Écoteaux, Les Tavernes, Les Thioleyres, Oron-la-Ville, Oron-le-Châtel and Palézieux | Oron | 2012 |
| Vuippens | Fribourg | Incorporated into Marsens | Marsens | 2001 |
| Vuissens | Fribourg | Merged with Bussy, Estavayer-le-Lac, Morens, Murist, Rueyres-les-Prés and Vernay | Estavayer | 2017 |
| Vuisternens-en-Ogoz | Fribourg | Merged with Corpataux-Magnedens, Farvagny, Le Glèbe and Rossens | Gibloux | 2016 |
| Wahlern | Bern | Merged with Albligen | Schwarzenburg | 2011 |
| Waldhäusern | Aargau | Split in two | Bünzen Waltenschwil | 1940 |
| Wallenbuch | Fribourg | Incorporated into Gurmels | Gurmels | 2003 |
| Wallenried | Fribourg | Incorporated into Courtepin | Courtepin | 2017 |
| Wallenwil | Thurgau | Incorporated into Eschlikon | Eschlikon | 1997 |
| Waltalingen | Zürich | Merged with Oberstammheim and Unterstammheim | Stammheim | 2019 |
| Waltensburg/Vuorz | Grisons | Incorporated into Breil/Brigels | Breil/Brigels | 2018 |
| Wanzwil | Bern | Incorporated into Heimenhausen | Heimenhausen | 2009 |
| Wavre | Neuchâtel | Merged with Thielle | Thielle-Wavre | 1888 |
| Warth | Thurgau | Merged with Weiningen | Warth-Weiningen | 1995 |
| Weerswilen | Thurgau | Incorporated into Weinfelden | Weinfelden | 1995 |
| Weingarten | Thurgau | Incorporated into Lommis | Lommis | 1995 |
| Weiningen | Thurgau | Merged with Warth | Warth-Weiningen | 1995 |
| Wellhausen | Thurgau | Merged with Felben | Felben-Wellhausen | 1983 |
| Welschenrohr | Solothurn | Merged with Gänsbrunnen | Welschenrohr-Gänsbrunnen | 2021 |
| Werd | Aargau | Incorporated into Rottenschwil | Rottenschwil | 1899 |
| Wergenstein | Grisons | Merged with Casti | Casti-Wergenstein | 1923 |
| Wetzikon | Thurgau | Incorporated into Thundorf | Thundorf | 1995 |
| Wiedikon | Zürich | Incorporated into Zürich | Zürich | 1893 |
| Wiesen | Grisons | Incorporated into Davos | Davos | 2009 |
| Wiezikon | Thurgau | Incorporated into Sirnach | Sirnach | 1997 |
| Wil | Aargau | Merged with Etzgen, Hottwil, Mettau and Oberhofen | Mettauertal | 2010 |
| Wil bei Koppigen | Bern | Incorporated into Alchenstorf | Alchenstorf | 1888 |
| Wildhaus | St. Gallen | Merged with Alt St. Johann | Wildhaus-Alt St. Johann | 2010 |
| Wilen bei Neunforn | Thurgau | Incorporated into Neunforn | Neunforn | 1996 |
| Wilihof | Lucerne | Incorporated into Triengen | Triengen | 2005 |
| Willisau Land | Lucerne | Merged with Willisau Stadt | Willisau | 2006 |
| Willisau Stadt | Lucerne | Merged with Willisau Land | Willisau | 2006 |
| Willisdorf | Thurgau | Incorporated into Diessenhofen | Diessenhofen | 2000 |
| Windlach | Zürich | Incorporated into Stadel | Stadel | 1907 |
| Winikon | Lucerne | Incorporated into Triengen | Triengen | 2009 |
| Winistorf | Solothurn | Merged with Heinrichswil | Heinrichswil-Winistorf | 1993 |
| Wipkingen | Zürich | Incorporated into Zürich | Zürich | 1893 |
| Wislikofen | Aargau | Merged with Bad Zurzach, Baldingen, Böbikon, Kaiserstuhl, Rekingen, Rietheim and Rümikon | Zurzach | 2022 |
| Witikon | Zürich | Incorporated into Zürich | Zürich | 1934 |
| Wittenwil | Thurgau | Incorporated into Aadorf | Aadorf | 1996 |
| Wittwil | Aargau | Incorporated into Staffelbach | Staffelbach | 1901 |
| Wolfisberg | Bern | Incorporated into Niederbipp | Niederbipp | 2020 |
| Wolhusen Markt | Lucerne | Incorporated into Werthenstein | Werthenstein | 1853 |
| Wollishofen | Zürich | Incorporated into Zürich | Zürich | 1893 |
| Wülflingen | Zürich | Incorporated into Winterthur | Winterthur | 1922 |
| Zauggenried | Bern | Incorporated into Fraubrunnen | Fraubrunnen | 2014 |
| Zénauva | Fribourg | Merged with Bonnefontaine, Essert, Montévraz, Oberried and Praroman | Le Mouret | 2003 |
| Zezikon | Thurgau | Incorporated into Affeltrangen | Affeltrangen | 1995 |
| Zihlschlacht | Thurgau | Merged with Sitterdorf | Zihlschlacht-Sitterdorf | 1997 |
| Zillis | Grisons | Merged with Reischen | Zillis-Reischen | 1875 |
| Zimmerwald | Bern | Merged with Englisberg | Wald | 2004 |
| Zuben | Thurgau | Incorporated into Langrickenbach | Langrickenbach | 1998 |
| Zumholz | Fribourg | Incorporated into Plaffeien | Plaffeien | 2017 |