Home Postcode finder WA Abba River Abba River postcode WA Abba River is a locality in Western Australia covered by postcode 6280. Postcode 6280 State or territory Western Australia (WA) Region Wa Subs 3 Sth Rd Add a free Abba River business listing Be the first listing in Abba River Common questionsWhat is the postcode for Abba River?Abba River, WA has the postcode 6280.What state is Abba River in?Abba River is in Western Australia (WA).Does postcode 6280 cover more than one suburb?Yes. Postcode 6280 covers 34 localities, so the postcode alone does not identify Abba River. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.