Home Postcode finder WA Glencoe Glencoe postcode WA Glencoe is a locality in Western Australia covered by postcode 6316. Postcode 6316 State or territory Western Australia (WA) Region Wa Subs 2 Gsr Add a free Glencoe business listing Be the first listing in Glencoe Common questionsWhat is the postcode for Glencoe?Glencoe, WA has the postcode 6316.What state is Glencoe in?Glencoe is in Western Australia (WA).Does postcode 6316 cover more than one suburb?Yes. Postcode 6316 covers 6 localities, so the postcode alone does not identify Glencoe. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.