Home Postcode finder WA Mount Burges Mount Burges postcode WA Mount Burges 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 Mount Burges business listing Be the first listing in Mount Burges Common questionsWhat is the postcode for Mount Burges?Mount Burges, WA has the postcode 6429.What state is Mount Burges in?Mount Burges 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 Mount Burges. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.