Home Postcode finder VIC Mount Prospect Mount Prospect postcode VIC Mount Prospect is a locality in Victoria covered by postcode 3364. Postcode 3364 State or territory Victoria (VIC) Region Vic Far Country Add a free Mount Prospect business listing Be the first listing in Mount Prospect Common questionsWhat is the postcode for Mount Prospect?Mount Prospect, VIC has the postcode 3364.What state is Mount Prospect in?Mount Prospect is in Victoria (VIC).Does postcode 3364 cover more than one suburb?Yes. Postcode 3364 covers 23 localities, so the postcode alone does not identify Mount Prospect. Browse other postcodes in Victoria, or widen the search to every Australian postcode.