Home Postcode finder WA West Binnu West Binnu postcode WA West Binnu is a locality in Western Australia covered by postcode 6532. Postcode 6532 State or territory Western Australia (WA) Region Wa Subs 4 Coast Add a free West Binnu business listing Be the first listing in West Binnu Common questionsWhat is the postcode for West Binnu?West Binnu, WA has the postcode 6532.What state is West Binnu in?West Binnu is in Western Australia (WA).Does postcode 6532 cover more than one suburb?Yes. Postcode 6532 covers 59 localities, so the postcode alone does not identify West Binnu. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.