COER
| Crab Orchard & Egyptian | 10 |
HS
| H and S Railroad Company | 2 |
IC
| Illinois Central | 1 |
KCS
| Kansas City Southern | 2 |
KCSM
| Kansas City Southern De Mexico | 13 |
LFCD
| Linea Coahuila Durango S.A. de C.V. | 5 |
MP
| Missouri Pacific | 6 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 44 |
NS
| Norfolk Southern | 2 |
SP
| Southern Pacific | 7 |
SSW
| St Louis Southwestern (Cotton Belt) | 3 |
TR
| Tomahawk Railway L.P. | 6 |
UP
| Union Pacific Railroad Company | 5 |