Home Postcode finder VIC Buffalo Buffalo postcode VIC Buffalo is a locality in Victoria covered by postcode 3958. Postcode 3958 State or territory Victoria (VIC) Region Vic Far Country Add a free Buffalo business listing Be the first listing in Buffalo Common questionsWhat is the postcode for Buffalo?Buffalo, VIC has the postcode 3958.What state is Buffalo in?Buffalo is in Victoria (VIC).Does postcode 3958 cover more than one suburb?No. Postcode 3958 covers Buffalo only, which is unusual - most Australian postcodes cover several localities. Browse other postcodes in Victoria, or widen the search to every Australian postcode.