Home Postcode finder WA Baynton Baynton postcode WA Baynton is a locality in Western Australia covered by postcode 6714. Postcode 6714 State or territory Western Australia (WA) Region North West Suburbs Add a free Baynton business listing Be the first listing in Baynton Common questionsWhat is the postcode for Baynton?Baynton, WA has the postcode 6714.What state is Baynton in?Baynton is in Western Australia (WA).Does postcode 6714 cover more than one suburb?Yes. Postcode 6714 covers 20 localities, so the postcode alone does not identify Baynton. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.