Home Postcode finder WA Denbarker Denbarker postcode WA Denbarker is a locality in Western Australia covered by postcode 6324. Postcode 6324 State or territory Western Australia (WA) Region Wa Subs 2 Gsr Add a free Denbarker business listing Be the first listing in Denbarker Common questionsWhat is the postcode for Denbarker?Denbarker, WA has the postcode 6324.What state is Denbarker in?Denbarker is in Western Australia (WA).Does postcode 6324 cover more than one suburb?Yes. Postcode 6324 covers 8 localities, so the postcode alone does not identify Denbarker. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.