Vicolungo is a comune (municipality) in the Province of Novara in the Italian region Piedmont, located about 80 kilometres (50 mi) northeast of Turin and about 12 kilometres (7 mi) northwest of Novara. As of 31 December 2004, it had a population of 857 and an area of 13.4 square kilometres (5.2 sq mi).

Vicolungo borders the following municipalities: Arborio, Biandrate, Casaleggio Novara, Landiona, Mandello Vitta, Recetto, and San Pietro Mosezzo.