The following post offices were operating in Cavalier County during the
Years Indicated.

1886          1939
----          ----
Alma          Alsen
Easby         Calio
Elgin         Calvin
Elkwood       Clyde
Gertrude      Dresden
Hannah        Easby
Lemon         Hannah
Maida         Langdon
McHugh        Loma
Milton        Maida
Mona          Milton
Olga          Mount Carmel
Osnabrock     Munich
Ridgefield    Nekoma
Romfo         Olga
              Osnabrock
              Sarles
              Union
              Wales
              Weaver