Home Postcode finder VIC Coojar Coojar postcode VIC Coojar is a locality in Victoria covered by postcode 3315. Postcode 3315 State or territory Victoria (VIC) Region Vic Far Country Add a free Coojar business listing Be the first listing in Coojar Common questionsWhat is the postcode for Coojar?Coojar, VIC has the postcode 3315.What state is Coojar in?Coojar is in Victoria (VIC).Does postcode 3315 cover more than one suburb?Yes. Postcode 3315 covers 17 localities, so the postcode alone does not identify Coojar. Browse other postcodes in Victoria, or widen the search to every Australian postcode.