[1] The Muskogee Roads were the only Class I railroads to be headquartered in Oklahoma and had a major impact on the development and livelihood of the region.

The prehistory of the Muskogee Company might be said to begin with the building of the Choctaw, Oklahoma & Gulf Railroad in the 1890s by a group of Philadelphia businessmen headed by Charles Edward Ingersoll; that line ran from McAlester, Oklahoma to Hartford, Arkansas.

[2] The resulting Midland Valley Railroad Company was chartered in 1903, and the whole line was finished by 1906.

[4] Ownership passed into the hands of the Muskogee Company in 1926, and the line was soon generating a profit.

[2] The Oklahoma City-Ada-Atoka was sold to the Atchison, Topeka & Santa Fe that same year, while the others were consolidated into the Texas & Pacific.