How many places in Australia are called Williamstown?

There are 3 places named Williamstown in Australia.

All places in the world called "Williamstown".

Location Williamstown:

• South Australia
• Victoria
• Western Australia

Cities

Gladstone (5)
Hamilton (5)
Kingston (5)
Rosedale (4)
Richmond (4)
Gordon (4)
Windsor (4)
Newstead (4)
Cremorne (4)
Springfield (4)
Darlington (4)
Woodstock (4)
Middleton (3)
Warburton (3)
Williamstown (3)
Flinders (3)
Huntly (3)
Sassafras (3)
Somerton (3)
Wattle Flat (3)
Black Springs (3)
Clarendon (3)
Derby (3)
Epping (3)
Georgetown (3)
Melrose (3)
Auburn (3)
Rosebery (3)
Waterloo (3)
Bangor (3)