Home Postcode finder VIC Grampians Grampians postcode VIC Grampians is a locality in Victoria covered by postcode 3314. Postcode 3314 State or territory Victoria (VIC) Region Vic Far Country Add a free Grampians business listing Be the first listing in Grampians Common questionsWhat is the postcode for Grampians?Grampians, VIC has the postcode 3314.What state is Grampians in?Grampians is in Victoria (VIC).Does postcode 3314 cover more than one suburb?Yes. Postcode 3314 covers 5 localities, so the postcode alone does not identify Grampians. Browse other postcodes in Victoria, or widen the search to every Australian postcode.