Onsernone

Onsernone is a municipality of the district of Locarno in the canton of Ticino in Switzerland.

Onsernone was created in 1995 when the municipalities of Comologno, Crana and Russo joined together to become Onsernone.Amtliches Gemeindeverzeichnis der Schweiz published by the Swiss Federal Statistical Office  accessed 14 January 2010 On 10 April 2016, the former municipalities of Vergeletto, Gresso, Mosogno and Isorno merged into Onsernone.Amtliches Gemeindeverzeichnis der Schweiz published by the Swiss Federal Statistical Office  accessed 27 April 2016

 References 

 Other websites 

 Official website of the municipality of Onsernone