There is one place named Helensburgh in Australia.
All places in the world called "Helensburgh".
Gladstone (5)
Hamilton (5)
Kingston (5)
Rosedale (4)
Richmond (4)
Gordon (4)
Windsor (4)
Newstead (4)
Cremorne (4)
Springfield (4)
Darlington (4)
Woodstock (4)
Black Springs (3)
Flinders (3)
Huntly (3)
Sassafras (3)
Somerton (3)
Wattle Flat (3)
Auburn (3)
Clarendon (3)
Derby (3)
Epping (3)
Georgetown (3)
Melrose (3)
Bangor (3)
Rosebery (3)
Waterloo (3)
Brighton (3)
Buxton (3)
Clare (3)