Home Postcode finder VIC Wingan River Wingan River postcode VIC Wingan River is a locality in Victoria covered by postcode 3891. Postcode 3891 State or territory Victoria (VIC) Region Vic Far Country Add a free Wingan River business listing Be the first listing in Wingan River Common questionsWhat is the postcode for Wingan River?Wingan River, VIC has the postcode 3891.What state is Wingan River in?Wingan River is in Victoria (VIC).Does postcode 3891 cover more than one suburb?Yes. Postcode 3891 covers 7 localities, so the postcode alone does not identify Wingan River. Browse other postcodes in Victoria, or widen the search to every Australian postcode.