Home Postcodes by state SA Olympic Dam Olympic Dam postcode SA Olympic Dam 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 Olympic Dam business listing Be the first listing in Olympic Dam Suburbs near Olympic DamStraight-line distance between locality centres.Roxby DownsSA 5725 · 9.5 km Also in postcode 5725Roxby DownsSA 5725 Common questionsWhat is the postcode for Olympic Dam?Olympic Dam, SA has the postcode 5725.What state is Olympic Dam in?Olympic Dam is in South Australia (SA).What council is Olympic Dam in?Olympic Dam 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 Olympic Dam.What suburbs are near Olympic Dam?The closest are Roxby Downs (9.5 km). Distances are straight lines between locality centres. Browse other postcodes in South Australia, or widen the search to every Australian postcode.