Illinois River Railroad ended in 1864.
Illinois Parallel Railroad was created in 1851.
Illinois Central Railroad was created in 1851.
Illinois Terminal Railroad was created in 1895.
Illinois Central Gulf Railroad was created in 1972.
Hudson River Railroad was created in 1846.
Flint River Railroad was created in 1871.
West River Railroad was created in 1905.
Maurice River Railroad was created in 1887.
Red River Railroad was created in 1835.
Great River Railroad was created in 1981.
Cass River Railroad was created in 1871.