There is one place named Derval in Canada.
All places in the world called "Derval".
Windsor (4)
Wellington (4)
Borden (3)
Princeton (3)
Westport (3)
Milton (3)
Richmond (3)
Benton (3)
Tracadie (3)
Saint Andrews (3)
Selkirk (3)
Victoria (3)
Kingston (3)
Havelock (3)
Centreville (3)
Sidney (3)
Tompkins (2)
Bedford (2)
Canyon City (2)
Cowley (2)
Field (2)
Hudson (2)
Long Point (2)
North Branch (2)
Russell (2)
Seal Cove (2)
Wallace (2)
Alexandria (2)
Chesterville (2)
Drinkwater (2)