Home Postcode finder WA Hazelvale Hazelvale postcode WA Hazelvale is a locality in Western Australia covered by postcode 6333. Postcode 6333 State or territory Western Australia (WA) Region Wa Subs 2 Gsr Add a free Hazelvale business listing Be the first listing in Hazelvale Common questionsWhat is the postcode for Hazelvale?Hazelvale, WA has the postcode 6333.What state is Hazelvale in?Hazelvale is in Western Australia (WA).Does postcode 6333 cover more than one suburb?Yes. Postcode 6333 covers 17 localities, so the postcode alone does not identify Hazelvale. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.