Which main highway taking traffic to the north of Adelaide passes through this city of South Australia that belongs to Division of Wakefield? 
Division of Wakefield:  It includes the suburbs of Elizabeth, Craigmore, Munno Para, and part of Salisbury, and the towns of Balaklava, Clare, Freeling, Gawler, Kapunda, Mallala, Riverton, Tarlee, Virginia, Williamstown, and part of Port Wakefield. Virginia, South Australia: Virginia is a town on the rural outskirts of Adelaide, the capital city of South Australia. Virginia, South Australia:  Port Wakefield Road, the main highway taking traffic to the north of Adelaide, passes through the area and used to pass straight through Virginia.
Port Wakefield Road