South German Railway Company ended in 1954.
South Devon Railway Company ended in 1876.
South Indian Railway Company ended in 1951.
Donegal Railway Company ended in 1906.
Oriental Railway Company ended in 1935.
Rhenish Railway Company ended in 1881.
South Leicestershire Railway ended in 1867.
South Yorkshire Railway ended in 1864.
South Wales Railway ended in 1862.
South Carolina Railway ended in 1894.
Cologne-Minden Railway Company ended in 1881.
Federal Railway Signal Company ended in 1908.
Bergisch-Märkische Railway Company ended in 1882.