Home Postcode finder WA Boxwood Hill Boxwood Hill postcode WA Boxwood Hill is a locality in Western Australia covered by postcode 6338. Postcode 6338 State or territory Western Australia (WA) Region Wa Subs 2 Gsr Add a free Boxwood Hill business listing Be the first listing in Boxwood Hill Common questionsWhat is the postcode for Boxwood Hill?Boxwood Hill, WA has the postcode 6338.What state is Boxwood Hill in?Boxwood Hill is in Western Australia (WA).Does postcode 6338 cover more than one suburb?Yes. Postcode 6338 covers 9 localities, so the postcode alone does not identify Boxwood Hill. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.