Home Postcode finder VIC Barmah Barmah postcode VIC Barmah is a locality in Victoria covered by postcode 3639. Postcode 3639 State or territory Victoria (VIC) Region Vic Far Country Add a free Barmah business listing Be the first listing in Barmah Common questionsWhat is the postcode for Barmah?Barmah, VIC has the postcode 3639.What state is Barmah in?Barmah is in Victoria (VIC).Does postcode 3639 cover more than one suburb?Yes. Postcode 3639 covers 4 localities, so the postcode alone does not identify Barmah. Browse other postcodes in Victoria, or widen the search to every Australian postcode.