Home Postcode finder WA Alma Alma postcode WA Alma is a locality in Western Australia covered by postcode 6535. Postcode 6535 State or territory Western Australia (WA) Region Wa Subs 4 Coast Add a free Alma business listing Be the first listing in Alma Common questionsWhat is the postcode for Alma?Alma, WA has the postcode 6535.What state is Alma in?Alma is in Western Australia (WA).Does postcode 6535 cover more than one suburb?Yes. Postcode 6535 covers 10 localities, so the postcode alone does not identify Alma. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.