Home Postcode finder WA Warner Glen Warner Glen postcode WA Warner Glen is a locality in Western Australia covered by postcode 6288. Postcode 6288 State or territory Western Australia (WA) Region Wa Subs 3 Sth Rd Add a free Warner Glen business listing Be the first listing in Warner Glen Common questionsWhat is the postcode for Warner Glen?Warner Glen, WA has the postcode 6288.What state is Warner Glen in?Warner Glen is in Western Australia (WA).Does postcode 6288 cover more than one suburb?Yes. Postcode 6288 covers 7 localities, so the postcode alone does not identify Warner Glen. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.