How many places in Australia are called Lock?

There is one place named Lock in Australia.

All places in the world called "Lock".

Location Lock:

• South Australia

Cities

Gladstone (5)
Hamilton (5)
Kingston (5)
Windsor (4)
Newstead (4)
Cremorne (4)
Springfield (4)
Woodstock (4)
Darlington (4)
Rosedale (4)
Richmond (4)
Gordon (4)
Homebush (3)
Stratford (3)
Bald Hills (3)
Inglewood (3)
Greenmount (3)
Laura (3)
Lyndhurst (3)
Mount Pleasant (3)
Oakwood (3)
Seymour (3)
Stonehenge (3)
Windermere (3)
Alberton (3)
Broughton (3)
Donnybrook (3)
Mangalore (3)
Scarborough (3)
Southern Cross (3)