Home Postcode finder WA Balbarrup Balbarrup postcode WA Balbarrup is a locality in Western Australia covered by postcode 6258. Postcode 6258 State or territory Western Australia (WA) Region Wa Subs 3 Sth Rd Add a free Balbarrup business listing Be the first listing in Balbarrup Common questionsWhat is the postcode for Balbarrup?Balbarrup, WA has the postcode 6258.What state is Balbarrup in?Balbarrup is in Western Australia (WA).Does postcode 6258 cover more than one suburb?Yes. Postcode 6258 covers 22 localities, so the postcode alone does not identify Balbarrup. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.