Home Postcode finder WA Dudawa Dudawa postcode WA Dudawa is a locality in Western Australia covered by postcode 6519. Postcode 6519 State or territory Western Australia (WA) Region Wa Subs 4 Coast Add a free Dudawa business listing Be the first listing in Dudawa Common questionsWhat is the postcode for Dudawa?Dudawa, WA has the postcode 6519.What state is Dudawa in?Dudawa is in Western Australia (WA).Does postcode 6519 cover more than one suburb?Yes. Postcode 6519 covers 6 localities, so the postcode alone does not identify Dudawa. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.