Home Postcode finder WA Gorrie Gorrie postcode WA Gorrie is a locality in Western Australia covered by postcode 6556. Postcode 6556 State or territory Western Australia (WA) Region Wa Subs 4 Coast Add a free Gorrie business listing Be the first listing in Gorrie Common questionsWhat is the postcode for Gorrie?Gorrie, WA has the postcode 6556.What state is Gorrie in?Gorrie is in Western Australia (WA).Does postcode 6556 cover more than one suburb?Yes. Postcode 6556 covers 5 localities, so the postcode alone does not identify Gorrie. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.