Home Postcode finder VIC Maramingo Creek Maramingo Creek postcode VIC Maramingo Creek is a locality in Victoria covered by postcode 3891. Postcode 3891 State or territory Victoria (VIC) Region Vic Far Country Add a free Maramingo Creek business listing Be the first listing in Maramingo Creek Common questionsWhat is the postcode for Maramingo Creek?Maramingo Creek, VIC has the postcode 3891.What state is Maramingo Creek in?Maramingo Creek 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 Maramingo Creek. Browse other postcodes in Victoria, or widen the search to every Australian postcode.