Home Postcode finder VIC Swanwater Swanwater postcode VIC Swanwater is a locality in Victoria covered by postcode 3477. Postcode 3477 State or territory Victoria (VIC) Region Vic Far Country Add a free Swanwater business listing Be the first listing in Swanwater Common questionsWhat is the postcode for Swanwater?Swanwater, VIC has the postcode 3477.What state is Swanwater in?Swanwater is in Victoria (VIC).Does postcode 3477 cover more than one suburb?Yes. Postcode 3477 covers 30 localities, so the postcode alone does not identify Swanwater. Browse other postcodes in Victoria, or widen the search to every Australian postcode.