Tronzano Vercellese (Tronsan in Piedmontese) is a comune (municipality) in the Province of Vercelli in the Italian region Piedmont, located about northeast of Turin and about west of Vercelli.
Tronzano Vercellese borders the following municipalities: Alice Castello, Bianzè, Borgo d'Ale, Crova, Ronsecco, San Germano Vercellese, and Santhià.
Twin towns Tronzano Vercellese is twinned with:
Eyguières, France
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