Home Postcode finder VIC Byawatha Byawatha postcode VIC Byawatha is a locality in Victoria covered by postcode 3678. Postcode 3678 State or territory Victoria (VIC) Region Vic Far Country Add a free Byawatha business listing Be the first listing in Byawatha Common questionsWhat is the postcode for Byawatha?Byawatha, VIC has the postcode 3678.What state is Byawatha in?Byawatha is in Victoria (VIC).Does postcode 3678 cover more than one suburb?Yes. Postcode 3678 covers 35 localities, so the postcode alone does not identify Byawatha. Browse other postcodes in Victoria, or widen the search to every Australian postcode.