Home Postcode finder VIC Greta South Greta South postcode VIC Greta South is a locality in Victoria covered by postcode 3675. Postcode 3675 State or territory Victoria (VIC) Region Vic Far Country Add a free Greta South business listing More business listings in Greta South Businesses in Greta SouthGreta Valley Primary SchoolGreta Rd · 03 57666344 Common questionsWhat is the postcode for Greta South?Greta South, VIC has the postcode 3675.What state is Greta South in?Greta South is in Victoria (VIC).Does postcode 3675 cover more than one suburb?Yes. Postcode 3675 covers 10 localities, so the postcode alone does not identify Greta South. Browse other postcodes in Victoria, or widen the search to every Australian postcode.