Home Postcode finder VIC Bowser Bowser postcode VIC Bowser is a locality in Victoria covered by postcode 3678. Postcode 3678 State or territory Victoria (VIC) Region Vic Far Country Add a free Bowser business listing Be the first listing in Bowser Common questionsWhat is the postcode for Bowser?Bowser, VIC has the postcode 3678.What state is Bowser in?Bowser is in Victoria (VIC).Does postcode 3678 cover more than one suburb?Yes. Postcode 3678 covers 35 localities, so the postcode alone does not identify Bowser. Browse other postcodes in Victoria, or widen the search to every Australian postcode.