Home Postcode finder WA Buniche Buniche postcode WA Buniche is a locality in Western Australia covered by postcode 6353. Postcode 6353 State or territory Western Australia (WA) Region Wa Subs 2 Gsr Add a free Buniche business listing Be the first listing in Buniche Common questionsWhat is the postcode for Buniche?Buniche, WA has the postcode 6353.What state is Buniche in?Buniche is in Western Australia (WA).Does postcode 6353 cover more than one suburb?Yes. Postcode 6353 covers 10 localities, so the postcode alone does not identify Buniche. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.