Home Postcode finder VIC Avenel Avenel postcode VIC Avenel is a locality in Victoria covered by postcode 3664. Postcode 3664 State or territory Victoria (VIC) Region Vic Far Country Add a free Avenel business listing More business listings in Avenel Businesses in AvenelAvenel Primary SchoolLivingstone St · 03 57962264 Common questionsWhat is the postcode for Avenel?Avenel, VIC has the postcode 3664.What state is Avenel in?Avenel is in Victoria (VIC).Does postcode 3664 cover more than one suburb?Yes. Postcode 3664 covers 2 localities, so the postcode alone does not identify Avenel. Browse other postcodes in Victoria, or widen the search to every Australian postcode.