The Commonwealth Electoral Division of Grey covers the area from the Western Australian, Northern Territory, Queensland and New South Wales borders to Marion Bay on the Yorke Peninsula and Eudunda in the South. Towns include Ceduna, Port Lincoln, Whyalla, Port Augusta, Roxby Downs, Coober Pedy, Port Pirie, Kadina, Maitland, Orroroo, Peterborough, Burra and Eudunda.