Home Postcode finder VIC Wy Yung Wy Yung postcode VIC Wy Yung is a locality in Victoria covered by postcode 3875. Postcode 3875 State or territory Victoria (VIC) Region Vic Far Country Add a free Wy Yung business listing Be the first listing in Wy Yung Common questionsWhat is the postcode for Wy Yung?Wy Yung, VIC has the postcode 3875.What state is Wy Yung in?Wy Yung is in Victoria (VIC).Does postcode 3875 cover more than one suburb?Yes. Postcode 3875 covers 34 localities, so the postcode alone does not identify Wy Yung. Browse other postcodes in Victoria, or widen the search to every Australian postcode.