Ponte in Valtellina is a comune in the Province of Sondrio in the Italian region Lombardy, located about 100 kilometres northeast of Milan an…Ponte in Valtellina is a comune in the Province of Sondrio in the Italian region Lombardy, located about 100 kilometres northeast of Milan and about 9 kilometres east of Sondrio. As of 31 December 2004, it had a population of 2,222 and an area of 69.5 square kilometres.