Home Postcode finder VIC Hawthorn Hawthorn postcode VIC Hawthorn is a locality in Victoria covered by postcode 3122. Postcode 3122 State or territory Victoria (VIC) Region Hawthorn Add a free Hawthorn business listing More business listings in Hawthorn Businesses in HawthornAppliance Repair Richmond - Do-All Appliance ServiHawthorn · 1300 366 365Art Hung20 Bowler Street · 0412 956 936Atlantic Australasia13-25 Church Street · (03) 9852 9599 Common questionsWhat is the postcode for Hawthorn?Hawthorn, VIC has the postcode 3122.What state is Hawthorn in?Hawthorn is in Victoria (VIC).Does postcode 3122 cover more than one suburb?Yes. Postcode 3122 covers 5 localities, so the postcode alone does not identify Hawthorn. Browse other postcodes in Victoria, or widen the search to every Australian postcode.