ATSF
| Atchison Topeka & Santa Fe | 15 |
BN
| Burlington Northern | 4 |
BNSF
| BNSF Railway | 3 |
CMO
| Chicago St Paul Minneapolis & Omaha | 1 |
CNW
| Chicago & Northwestern | 37 |
CTRN
| Union Pacific Railroad Company | 7 |
DRGW
| Denver & Rio Grande Western | 8 |
EEAX
| EEAX | 1 |
ITFX
| INFINITY TRANSPORTATION III LLC | 4 |
KPLX
| Western Resources Incorporated (Kans.) | 9 |
LGEX
| L.G. Everist Incorporated | 1 |
MKT
| Missouri-Kansas-Texas | 1 |
MP
| Missouri Pacific | 37 |
PEFX
| Progress Energy Florida | 1 |
SP
| Southern Pacific | 2 |
WFAX
| Western Fuels Association Incorporated (Colo.) | 5 |