Home Postcode finder WA Wellington Forest Wellington Forest postcode WA Wellington Forest is a locality in Western Australia covered by postcode 6236. Postcode 6236 State or territory Western Australia (WA) Region Wa Subs 3 Sth Rd Add a free Wellington Forest business listing Be the first listing in Wellington Forest Common questionsWhat is the postcode for Wellington Forest?Wellington Forest, WA has the postcode 6236.What state is Wellington Forest in?Wellington Forest is in Western Australia (WA).Does postcode 6236 cover more than one suburb?Yes. Postcode 6236 covers 8 localities, so the postcode alone does not identify Wellington Forest. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.