Home Postcode finder WA Green Range Green Range postcode WA Green Range is a locality in Western Australia covered by postcode 6328. Postcode 6328 State or territory Western Australia (WA) Region Wa Subs 2 Gsr Add a free Green Range business listing Be the first listing in Green Range Common questionsWhat is the postcode for Green Range?Green Range, WA has the postcode 6328.What state is Green Range in?Green Range is in Western Australia (WA).Does postcode 6328 cover more than one suburb?Yes. Postcode 6328 covers 8 localities, so the postcode alone does not identify Green Range. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.