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

Hamilton (5)
Kingston (5)
Gladstone (5)
Springfield (4)
Woodstock (4)
Darlington (4)
Rosedale (4)
Richmond (4)
Gordon (4)
Windsor (4)
Newstead (4)
Cremorne (4)
Saint Helens (3)
Stanley (3)
Denison (3)
Longford (3)
Winton (3)
Croydon (3)
Kensington (3)
Oxley (3)
Salisbury (3)
Stony Creek (3)
Dundas (3)
Kangaroo Flat (3)
Red Hill (3)
Swan Reach (3)
Beaconsfield (3)
Bridgewater (3)
Elliott (3)
Forest Hill (3)