1315 Km - Distance from Mount Barker SA 5251 to St Georges Basin NSW 2540 via Wellington SA 5259, Narrandera NSW 2700, Grong Grong NSW 2652, Ardlethan NSW 2665, Temora NSW 2666, Wallendbeen NSW 2588, Bowning NSW 2582, Marulan NSW 2579, Kangaroo Valley NSW 2577