Home Postcodes by state WA Warrachuppin Warrachuppin postcode WA Warrachuppin is a locality in Western Australia covered by postcode 6423. Postcode 6423 State or territory Western Australia (WA) Region Wa Subs 1 G Flds Council area Westonia Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Add a free Warrachuppin business listing Be the first listing in Warrachuppin Suburbs near WarrachuppinStraight-line distance between locality centres.WarralakinWA 6421 · 11.0 kmBoodarockinWA 6423 · 19.0 kmNorth BodallinWA 6424 · 22.7 km Also in postcode 6423BoodarockinWA 6423CarrabinWA 6423WestoniaWA 6423 Common questionsWhat is the postcode for Warrachuppin?Warrachuppin, WA has the postcode 6423.What state is Warrachuppin in?Warrachuppin is in Western Australia (WA).What council is Warrachuppin in?Warrachuppin is in the Westonia local government area.Does postcode 6423 cover more than one suburb?Yes. Postcode 6423 covers 4 localities, so the postcode alone does not identify Warrachuppin.What suburbs are near Warrachuppin?The closest are Warralakin (11.0 km), Boodarockin (19.0 km) and North Bodallin (22.7 km). Distances are straight lines between locality centres. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.