Home Postcode finder VIC Wonwondah Wonwondah postcode VIC Wonwondah is a locality in Victoria covered by postcode 3401. Postcode 3401 State or territory Victoria (VIC) Region Vic Far Country Add a free Wonwondah business listing Be the first listing in Wonwondah Common questionsWhat is the postcode for Wonwondah?Wonwondah, VIC has the postcode 3401.What state is Wonwondah in?Wonwondah is in Victoria (VIC).Does postcode 3401 cover more than one suburb?Yes. Postcode 3401 covers 33 localities, so the postcode alone does not identify Wonwondah. Browse other postcodes in Victoria, or widen the search to every Australian postcode.