There is one place named Powis Island in Canada.
All places in the world called "Powis Island".
Wellington (4)
Windsor (4)
Havelock (3)
Centreville (3)
Sidney (3)
Borden (3)
Princeton (3)
Westport (3)
Milton (3)
Richmond (3)
Benton (3)
Saint Andrews (3)
Selkirk (3)
Tracadie (3)
Kingston (3)
Victoria (3)
Beaumont (2)
Caledonia (2)
Coleman (2)
Emerald (2)
Lloydminster (2)
Nelson (2)
Riverside (2)
Saint Vincent (2)
Swift Current (2)
Weston (2)
Benton Station (2)
Delisle (2)
Frobisher (2)
Keswick (2)