How many places in Australia are called Porpoise Hill?

There is one place named Porpoise Hill in Australia.

All places in the world called "Porpoise Hill".

Location Porpoise Hill:

• Western Australia

Cities

Hamilton (5)
Kingston (5)
Gladstone (5)
Newstead (4)
Cremorne (4)
Springfield (4)
Woodstock (4)
Darlington (4)
Rosedale (4)
Richmond (4)
Gordon (4)
Windsor (4)
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)
Apsley (3)
Waratah (3)
Belmont (3)