Home Postcode finder WA North Greenbushes North Greenbushes postcode WA North Greenbushes is a locality in Western Australia covered by postcode 6254. Postcode 6254 State or territory Western Australia (WA) Region Wa Subs 3 Sth Rd Add a free North Greenbushes business listing Be the first listing in North Greenbushes Common questionsWhat is the postcode for North Greenbushes?North Greenbushes, WA has the postcode 6254.What state is North Greenbushes in?North Greenbushes is in Western Australia (WA).Does postcode 6254 cover more than one suburb?Yes. Postcode 6254 covers 2 localities, so the postcode alone does not identify North Greenbushes. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.