Home Postcode finder VIC Balliang Balliang postcode VIC Balliang is a locality in Victoria covered by postcode 3340. Postcode 3340 State or territory Victoria (VIC) Region Melbourne North West Add a free Balliang business listing Be the first listing in Balliang Common questionsWhat is the postcode for Balliang?Balliang, VIC has the postcode 3340.What state is Balliang in?Balliang is in Victoria (VIC).Does postcode 3340 cover more than one suburb?Yes. Postcode 3340 covers 12 localities, so the postcode alone does not identify Balliang. Browse other postcodes in Victoria, or widen the search to every Australian postcode.