Home Postcode finder VIC Merriang South Merriang South postcode VIC Merriang South is a locality in Victoria covered by postcode 3737. Postcode 3737 State or territory Victoria (VIC) Region Vic Far Country Add a free Merriang South business listing Be the first listing in Merriang South Common questionsWhat is the postcode for Merriang South?Merriang South, VIC has the postcode 3737.What state is Merriang South in?Merriang South is in Victoria (VIC).Does postcode 3737 cover more than one suburb?Yes. Postcode 3737 covers 14 localities, so the postcode alone does not identify Merriang South. Browse other postcodes in Victoria, or widen the search to every Australian postcode.