Home Postcode finder WA Usher Usher postcode WA Usher is a locality in Western Australia covered by postcode 6230. Postcode 6230 State or territory Western Australia (WA) Region Wa Subs 2 Gsr Add a free Usher business listing More business listings in Usher Businesses in UsherSt Joseph's School124 Parade Rd · 08 97957312 Common questionsWhat is the postcode for Usher?Usher, WA has the postcode 6230.What state is Usher in?Usher is in Western Australia (WA).Does postcode 6230 cover more than one suburb?Yes. Postcode 6230 covers 13 localities, so the postcode alone does not identify Usher. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.