Varzo is a municipality with a population of 2,046 (December 31, 2015) in Simplon Valley, on the Italian side of the Simplon Pass, in the Italian province of Verbano-Cusio-Ossola (VB), Region Piedmont. The neighboring municipalities are Baceno, Crevoladossola, Crodo, Trasquera and Bognanco.Der patron saint of the town is San Giorgio.