Home Postcodes by state WA Mulga Downs Mulga Downs postcode WA Mulga Downs is a locality in Western Australia covered by postcode 6751. Postcode 6751 State or territory Western Australia (WA) Region North West Suburbs Council area Ashburton Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Add a free Mulga Downs business listing Be the first listing in Mulga Downs Also in postcode 6751ChichesterWA 6751InnawangaWA 6751Juna DownsWA 6751KarijiniWA 6751Mount SheilaWA 6751NanutarraWA 6751RockleaWA 6751Tom PriceWA 6751WittenoomWA 6751 Common questionsWhat is the postcode for Mulga Downs?Mulga Downs, WA has the postcode 6751.What state is Mulga Downs in?Mulga Downs is in Western Australia (WA).What council is Mulga Downs in?Mulga Downs is in the Ashburton local government area.Does postcode 6751 cover more than one suburb?Yes. Postcode 6751 covers 10 localities, so the postcode alone does not identify Mulga Downs. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.