There is one place named Otterbourne Island in Australia.
All places in the world called "Otterbourne Island".
Gladstone (5)
Hamilton (5)
Kingston (5)
Richmond (4)
Gordon (4)
Windsor (4)
Newstead (4)
Cremorne (4)
Springfield (4)
Woodstock (4)
Darlington (4)
Rosedale (4)
Melrose (3)
Auburn (3)
Clarendon (3)
Derby (3)
Epping (3)
Georgetown (3)
Rosebery (3)
Waterloo (3)
Bangor (3)
Mosquito Creek (3)
Spring Hill (3)
Brighton (3)
Buxton (3)
Clare (3)
Stratford (3)
Bald Hills (3)
Homebush (3)
Inglewood (3)