Er bestaan 2 plaatsen met de naam Sumner Island in Canada.
Alle plaatsen in de wereld die "Sumner Island" heten.
Windsor (4)
Wellington (4)
Princeton (3)
Borden (3)
Westport (3)
Milton (3)
Richmond (3)
Benton (3)
Saint Andrews (3)
Selkirk (3)
Tracadie (3)
Victoria (3)
Kingston (3)
Havelock (3)
Sidney (3)
Centreville (3)
Paris (2)
Saint Anthony (2)
Shelburne (2)
Trenton (2)
Woodstock (2)
Belmont (2)
Cartwright (2)
Deer (2)
Fort Hope (2)
Island Falls (2)
Lunenburg (2)
Read Island (2)
Saint Marys (2)
Stirling (2)