Home Postcode finder WA Wungong Wungong postcode WA Wungong is a locality in Western Australia covered by postcode 6112. Postcode 6112 State or territory Western Australia (WA) Region North West Suburbs Add a free Wungong business listing Be the first listing in Wungong Common questionsWhat is the postcode for Wungong?Wungong, WA has the postcode 6112.What state is Wungong in?Wungong is in Western Australia (WA).Does postcode 6112 cover more than one suburb?Yes. Postcode 6112 covers 12 localities, so the postcode alone does not identify Wungong. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.