Home Postcode finder VIC Gundowring Gundowring postcode VIC Gundowring is a locality in Victoria covered by postcode 3691. Postcode 3691 State or territory Victoria (VIC) Region Vic Far Country Add a free Gundowring business listing Be the first listing in Gundowring Common questionsWhat is the postcode for Gundowring?Gundowring, VIC has the postcode 3691.What state is Gundowring in?Gundowring is in Victoria (VIC).Does postcode 3691 cover more than one suburb?Yes. Postcode 3691 covers 34 localities, so the postcode alone does not identify Gundowring. It also appears in 2 states or territories, so it does not identify a state either. Browse other postcodes in Victoria, or widen the search to every Australian postcode.