- Source: Netro, Piedmont
Netro is a comune (municipality) in the Province of Biella in the Italian region Piedmont, located about 110 kilometres (68 mi) northeast of Turin and about 50 kilometres (31 mi) northeast of Biella. As of 31 December 2004, it had a population of 1,010 and an area of 12.6 square kilometres (4.9 sq mi).
The municipality of Netro contains the frazioni (subdivisions, mainly villages and hamlets) Castellazzo and Colla di Netro.
Netro borders the following municipalities: Donato, Graglia, Mongrando.