Home Postcode finder WA Gingerah Gingerah postcode WA Gingerah is a locality in Western Australia covered by postcode 6725. Postcode 6725 State or territory Western Australia (WA) Region North West Suburbs Add a free Gingerah business listing Be the first listing in Gingerah Common questionsWhat is the postcode for Gingerah?Gingerah, WA has the postcode 6725.What state is Gingerah in?Gingerah is in Western Australia (WA).Does postcode 6725 cover more than one suburb?Yes. Postcode 6725 covers 10 localities, so the postcode alone does not identify Gingerah. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.