Home Postcode finder WA Glenoran Glenoran postcode WA Glenoran is a locality in Western Australia covered by postcode 6258. Postcode 6258 State or territory Western Australia (WA) Region Wa Subs 3 Sth Rd Add a free Glenoran business listing Be the first listing in Glenoran Common questionsWhat is the postcode for Glenoran?Glenoran, WA has the postcode 6258.What state is Glenoran in?Glenoran is in Western Australia (WA).Does postcode 6258 cover more than one suburb?Yes. Postcode 6258 covers 22 localities, so the postcode alone does not identify Glenoran. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.