Home Postcode finder VIC Harston Harston postcode VIC Harston is a locality in Victoria covered by postcode 3616. Postcode 3616 State or territory Victoria (VIC) Region Vic Far Country Add a free Harston business listing More business listings in Harston Businesses in HarstonHarston Primary School155 Harston Rd · 03 58548317 Common questionsWhat is the postcode for Harston?Harston, VIC has the postcode 3616.What state is Harston in?Harston is in Victoria (VIC).Does postcode 3616 cover more than one suburb?Yes. Postcode 3616 covers 8 localities, so the postcode alone does not identify Harston. Browse other postcodes in Victoria, or widen the search to every Australian postcode.