There is one place named Mason Rock in Australia.
All places in the world called "Mason Rock".
Hamilton (5)
Kingston (5)
Gladstone (5)
Springfield (4)
Darlington (4)
Woodstock (4)
Rosedale (4)
Richmond (4)
Gordon (4)
Windsor (4)
Newstead (4)
Cremorne (4)
Apsley (3)
Mangalore (3)
Scarborough (3)
Southern Cross (3)
Belmont (3)
Campbelltown (3)
Waratah (3)
Fitzroy (3)
Hampton (3)
Killarney (3)
Lilydale (3)
Raglan (3)
Sunnyside (3)
Woodford (3)
Denison (3)
Longford (3)
Saint Helens (3)
Stanley (3)