Country Code: +39
International Call Prefix: 00
Trunk Prefix: None. Leading 0 is dialed both within and from outside Italy, just because it is now part of the actual number and no longer the trunk prefix.

Area codes in Italy are administered by Telecom Italia:

Zone 1 - Liguria, Piedmont, and Aosta Valley
 010 – City of Genoa and surroundings
 011 – City of Turin and surroundings
 0122 – Metropolitan City of Turin – Susa Valley area
 0123 – Metropolitan City of Turin – Lanzo Valleys area
 0124 – Metropolitan City of Turin – Rivarolo Canavese and Orco Valley areas
 0125 – Metropolitan City of Turin – Ivrea area
 0131 – Province of Alessandria, including its capital Alessandria
 0141 – Province of Asti, including its capital Asti
 015 – Province of Biella, including its capital Biella
 0161 – Province of Vercelli, including its capital Vercelli
 0163 – Province of Vercelli – Valsesia
 0165 – Aosta Valley – regional capital Aosta and Courmayeur
 0166 – Aosta Valley – Cervinia
 0171 – Province of Cuneo, including its capital Cuneo
 0183 – Province of Imperia, including its capital Imperia
0184 – Province of Imperia – Sanremo
 0185 – Metropolitan City of Genoa, except its capital Genoa
 0187 – Province of La Spezia, including its capital La Spezia and Cinque Terre
 019 – Province of Savona, including its capital Savona

Zone 2 - City of Milan and nearby areas
 02 – City of Milan and surroundings, parts of the Province of Varese and Como

Zone 3 - Eastern Piedmont and Rest of Lombardy
 030 – City of Brescia, Franciacorta, valle Trompia and southern Province
 031 – Province of Como, including its capital Como
 0321 – Province of Novara, including its capital Novara
 0322 – Province of Novara – Borgomanero area
 0324 – Province of Verbano-Cusio-Ossola
 0331 – Province of Varese – Busto Arsizio area
 0332 – Province of Varese, including its capital Varese
 0341 – Province of Lecco, including its capital Lecco
 0342 – Province of Sondrio, including its capital Sondrio
 0343 – Province of Sondrio – area of Chiavenna
 0344 – Province of Como – area of Menaggio
 0345 – Province of Bergamo, except its capital Bergamo
 035 – City of Bergamo and surroundings
 0362 – Province of Monza – area of Seregno
 0363 – Provinces of Bergamo and Cremona
 0364 – Province of Brescia – areas of Valle Camonica and Breno
 0365 – Province of Brescia – Lake Garda and Valle Sabbia, area of Salò)
 0371 – City and Province of Lodi and a few towns in the Metropolitan City of Milan
 0372 – Province of Cremona, including its capital Cremona
 0373 – Province of Cremona – area of Crema
 0375 – Province of Cremona and part of the Province of Mantua
 0376 – Province of Mantua, including its capital Mantua
 0382 – Province of Pavia, including its capital Pavia
 039 – Province of Monza and Brianza, including its capital Monza

Zone 4 - Friuli-Venezia Giulia, Trentino-Alto Adige/Südtirol and Veneto
 040 – City and Province of Trieste
 041 – City of Venice, including landside Mestre area
 0421 – Metropolitan city of Venice – area of San Donà di Piave
 0422 – Province of Treviso, including its capital Treviso
 0423 – Province of Treviso – area of Montebelluna
 0424 – Province of Vicenza – area of Bassano del Grappa
 0425 – Province of Rovigo – area of Rovigo
 0426 – Province of Rovigo – area of Adria
 0432 – Province of Udine, including its capital udine
 0434 - Province of Pordenone, including its capital Pordenone
 0438 - Province of Treviso – area of Conegliano, Vittorio Veneto and Pieve di Soligo
 0444 – Province of Vicenza, including provincial capital
 0445 – Province of Vicenza – area of Schio
 045 – Province of Verona, including its capital Verona
 0461 – Province of Trento, including its capital Trento
 0471 – Province of Bolzano, including its capital Bolzano
 0481 – Province of Gorizia, including its capital Gorizia
 049 – Province of Padua, including its capital Padua

Zone 5 - Emilia-Romagna and Tuscany
 050 – City of Pisa and surroundings
 051 – Metropolitan City of Bologna, including its capital Bologna
 0522 – Province of Reggio Emilia, including its capital Reggio Emilia
 0521 – Province of Parma, including its capital Parma
 0523 – Province of Piacenza, including its capital Piacenza
 0532 – Province of Ferrara, including its capital Ferrara
 0535 – Town of Mirandola and surroundings
 0536 – Industrial district of Sassuolo, Formigine, Fiorano Modenese, Maranello and Prigniano sulla Secchia and for the comunità montana (lit. mountain community) of Frignano
 0541 – Province of Rimini
 0543 – Province of Forlì-Cesena - Forlì area
 0544 – Province of Ravenna
 0545 – Province of Ravenna
 0547 – Province of Forlì-Cesena - Cesena area
 0549 – Republic of San Marino (only Telecom Italia San Marino landlines)
 055 – City of Florence and surroundings
 0564 – Province of Grosseto, including its capital Grosseto
 0565 – Southernmost part of the Province of Livorno and Isola d'Elba
 0566 – District of Follonica and northernmost part of Province of Grosseto
 0571 – District of Empoli, Province of Florence and part of Province of Pisa
 0572 – District of Montecatini Terme, Province of Pistoia, and Villa Basilica, Province of Lucca
 0573 – Province of Pistoia, including its capital Pistoia
 0574 – Province of Prato, including its capital Prato
 0575 – Province of Arezzo, including its capital Arezzo
 0577 – Province of Siena, including its capital Siena
 0578 – Southernmost part of Province of Siena and the town of Città della Pieve in the Province of Perugia
 0583 – City of Lucca and most of its Province
 0584 – Town of Viareggio and Versilia
 0585 – Province of Massa and Carrara, including its capitals Massa and Carrara
 0586 – Province of Livorno, including its capital Livorno
 0587 – Area of Pontedera and surroundings, Province of Pisa
 0588 – Area of Volterra, Province of Pisa
 059 – Province of Modena, including its capital Modena

Zone 6 - City of Rome, Vatican City and nearby areas
 06 – City of Rome and surroundings, including Vatican City

Zone 7 - Marche, Lazio, Umbria and Sardinia
 070 – Province of Cagliari, including its capital Cagliari
 071 – Province of Ancona, including its capital ancona
 0721 – Province of Pesaro and Urbino, including its capitals Pesaro and Urbino
 0731 – Province of Ancona – area of Jesi
 0732 – Province of Ancona – area of Fabriano
 0733 – Province of Macerata, including its capital Macerata
 0734 – Province of Fermo, including its capital Fermo
 0735 – Province of Ascoli Piceno – area of San Benedetto del Tronto
 0736 – Province of Ascoli Piceno
 0737 – Province of Macerata – area of Camerino
 075 – Province of Perugia
 0761 – Province of Viterbo
 0765 - Province of Rieti – area of Poggio Mirteto
 0771 – Province of Latina – areas of Formia and Fondi
 0773 – Province of Latina
 0774 – Province of Rome – area of Tivoli
 0775 – Province of Frosinone
 0776 – Province of Frosinone – area of Cassino
 0782 – Province of Nuoro – area of Ogliastra
 0783 – Province of Oristano
 0784 – Province of Nuoro
 0789 – Province of Sassari - areas of Olbia and Costa Smeralda
 079 – Province of Sassari, including provincial capital and Alghero

Zone 8 - Abruzzo, Molise, Campania and Apulia
 080 – City of Bari and surroundings
 081 – City of Naples and surroundings
 0823 – Province of Caserta
 0824 – Province of Benevento
 0825 – Province of Avellino
 0832 – Province of Lecce
 085 – Province of Pescara
 0861 – Province of Teramo
 0862 – Province of L'Aquila
 0865 – Province of Isernia
 0874 – Province of Campobasso
 0881 – Province of Foggia, including provincial capital
 0882 – Province of Foggia - areas of Apricena, San Giovanni Rotondo and Tremiti isles
 0883 – Province of Barletta-Andria-Trani
 0884 – Province of Foggia - areas of Rodi Garganico, Vieste and Manfredonia
 089 – Province of Salerno

Zone 9 - Calabria, Sicily, Basilicata, rest of Apulia
 0835 - Province of Matera
 090 - Metropolitan City of Messina
 091 - City of Palermo and surroundings
 0921 - Metropolitan City of Palermo
 0931 - Province of Siracusa
 0932 - Province of Ragusa
 0933 - Province of Caltanissetta
 0923 - Province of Trapani
 0922 - Province of Agrigento
 0925 - Province of Agrigento
 0934 - Provinces of Caltanissetta and Enna
 0941 - Novara di Sicilia
 0942 - Province of Messina - area of Taormina
 095 - City of Catania and surroundings
 0961 - Province of Catanzaro
 0962 - Province of Crotone
 0963 - Province of Vibo Valentia
 0965 - Province of Reggio Calabria
 0974 - Province of Salerno
 0975 - Province of Potenza
 099 - Province of Taranto
 0984 - City of Cosenza - area of Cosenza

References
ITU allocations list
The telephone area codes in Italy
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