Postal Code 45030 covers 6 municipalities: Castelnovo Bariano,Crespino,Frassinelle Polesine,Gaiba,Occhiobell and San Martino di Venezze. 45030 is located in the Province of Rovigo and the Region of Veneto. Other locations within this postal code include Beverare,Calto,Guarda Veneta,Gurzone and Santa Maria Maddalena.