Home Postcode finder VIC Avalon Avalon postcode VIC Avalon is a locality in Victoria covered by postcode 3212. Postcode 3212 State or territory Victoria (VIC) Region Vic Country Add a free Avalon business listing More business listings in Avalon Businesses in AvalonGeelong Concrete CoatingsGeelong VIC, Australia · 0433 249 998 Common questionsWhat is the postcode for Avalon?Avalon, VIC has the postcode 3212.What state is Avalon in?Avalon is in Victoria (VIC).Does postcode 3212 cover more than one suburb?Yes. Postcode 3212 covers 3 localities, so the postcode alone does not identify Avalon. Browse other postcodes in Victoria, or widen the search to every Australian postcode.