Home Postcode finder WA Boorabbin Boorabbin postcode WA Boorabbin is a locality in Western Australia covered by postcode 6429. Postcode 6429 State or territory Western Australia (WA) Region Wa Subs 1 G Flds Add a free Boorabbin business listing Be the first listing in Boorabbin Common questionsWhat is the postcode for Boorabbin?Boorabbin, WA has the postcode 6429.What state is Boorabbin in?Boorabbin is in Western Australia (WA).Does postcode 6429 cover more than one suburb?Yes. Postcode 6429 covers 8 localities, so the postcode alone does not identify Boorabbin. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.