Home Postcode finder WA Brookhampton Brookhampton postcode WA Brookhampton is a locality in Western Australia covered by postcode 6239. Postcode 6239 State or territory Western Australia (WA) Region Wa Subs 3 Sth Rd Add a free Brookhampton business listing Be the first listing in Brookhampton Common questionsWhat is the postcode for Brookhampton?Brookhampton, WA has the postcode 6239.What state is Brookhampton in?Brookhampton is in Western Australia (WA).Does postcode 6239 cover more than one suburb?Yes. Postcode 6239 covers 11 localities, so the postcode alone does not identify Brookhampton. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.