Gresso

Gresso was a municipality of the district Locarno in the canton of Ticino in Switzerland.

 History 
The municipality was made in 1882 by splitting from the municipality of Vergeletto. On 10 April 2016, the former municipalities of Gresso, Isorno, Mosogno and Vergeletto merged to form the municipality of Onsernone.Amtliches Gemeindeverzeichnis der Schweiz published by the Swiss Federal Statistical Office  accessed 27 April 2016

 References 

 Other websites 

Category:Former municipalities of Ticino
Category:2016 disestablishments in Switzerland