Home Postcode finder WA Riverton Riverton postcode WA Riverton is a locality in Western Australia covered by postcode 6148. Postcode 6148 State or territory Western Australia (WA) Region Wa Subs 4 Coast Add a free Riverton business listing More business listings in Riverton Businesses in RivertonKai.C Bookkeeping101 Modillion Avenue South · 0459 303 600Queen of Apostles School108 Tribute St East · 08 94574913Riverton Education Support Centre255 Corinthian Rd East · 08 94578307 Common questionsWhat is the postcode for Riverton?Riverton, WA has the postcode 6148.What state is Riverton in?Riverton is in Western Australia (WA).Does postcode 6148 cover more than one suburb?Yes. Postcode 6148 covers 4 localities, so the postcode alone does not identify Riverton. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.