Home Postcodes by state SA Roxby Downs Roxby Downs postcode SA Roxby Downs is a locality in South Australia covered by postcode 5725. Postcode 5725 State or territory South Australia (SA) Region SA Outer Suburbs Council area Roxby Downs Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Add a free Roxby Downs business listing More business listings in Roxby Downs Suburbs near Roxby DownsStraight-line distance between locality centres.Olympic DamSA 5725 · 9.5 km Businesses in Roxby DownsRoxby Downs Area School7 Richardson Pl · 08 86710011St Barbara's Parish School78 Pioneer Drive · 08 86713207 Also in postcode 5725Olympic DamSA 5725 Common questionsWhat is the postcode for Roxby Downs?Roxby Downs, SA has the postcode 5725.What state is Roxby Downs in?Roxby Downs is in South Australia (SA).What council is Roxby Downs in?Roxby Downs is in the Roxby Downs local government area.Does postcode 5725 cover more than one suburb?Yes. Postcode 5725 covers 2 localities, so the postcode alone does not identify Roxby Downs.What suburbs are near Roxby Downs?The closest are Olympic Dam (9.5 km). Distances are straight lines between locality centres. Browse other postcodes in South Australia, or widen the search to every Australian postcode.