Montana Southern Railway was created in 1917.
Montana Central Railway ended in 1907.
Pittsburgh Southern Railway ended in 1884.
Tidewater Southern Railway ended in 1987.
Charleston Southern Railway ended in 1915.
Elkhorn Southern Railway ended in 1911.
Columbus Southern Railway ended in 1896.
Columbia Southern Railway ended in 1910.
Allegheny Southern Railway ended in 1984.
Abbeville Southern Railway ended in 1893.
Southern Railway in Mississippi ended in 1920.
Southern Railway - U.S. - ended in 1990.