Home Postcode finder VIC Balook Balook postcode VIC Balook is a locality in Victoria covered by postcode 3971. Postcode 3971 State or territory Victoria (VIC) Region Vic Far Country Add a free Balook business listing Be the first listing in Balook Common questionsWhat is the postcode for Balook?Balook, VIC has the postcode 3971.What state is Balook in?Balook is in Victoria (VIC).Does postcode 3971 cover more than one suburb?Yes. Postcode 3971 covers 21 localities, so the postcode alone does not identify Balook. Browse other postcodes in Victoria, or widen the search to every Australian postcode.