Home Postcode finder VIC Mount Moriac Mount Moriac postcode VIC Mount Moriac is a locality in Victoria covered by postcode 3240. Postcode 3240 State or territory Victoria (VIC) Region Vic Far Country Add a free Mount Moriac business listing Be the first listing in Mount Moriac Common questionsWhat is the postcode for Mount Moriac?Mount Moriac, VIC has the postcode 3240.What state is Mount Moriac in?Mount Moriac is in Victoria (VIC).Does postcode 3240 cover more than one suburb?Yes. Postcode 3240 covers 6 localities, so the postcode alone does not identify Mount Moriac. Browse other postcodes in Victoria, or widen the search to every Australian postcode.