Home Postcode finder WA Anniebrook Anniebrook postcode WA Anniebrook is a locality in Western Australia covered by postcode 6280. Postcode 6280 State or territory Western Australia (WA) Region Wa Subs 3 Sth Rd Add a free Anniebrook business listing Be the first listing in Anniebrook Common questionsWhat is the postcode for Anniebrook?Anniebrook, WA has the postcode 6280.What state is Anniebrook in?Anniebrook is in Western Australia (WA).Does postcode 6280 cover more than one suburb?Yes. Postcode 6280 covers 34 localities, so the postcode alone does not identify Anniebrook. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.