AOK
| Arkansas-Oklahoma Railroad | 3 |
ATW
| Atlantic and Western | 2 |
BNSF
| BNSF Railway | 15 |
CBFX
| THE CIT GROUP/EQUIPMENT FINANCING INC | 6 |
CHTT
| Chicago Heights Terminal Transfer | 7 |
CNW
| Chicago & Northwestern | 2 |
CRLE
| Coe Rail Incorporated | 1 |
FSRR
| FerroSur | 1 |
HS
| H and S Railroad Company | 2 |
IHB
| Indiana Harbor Belt | 1 |
KCS
| Kansas City Southern | 2 |
MBKX
| Mitsui Rail Capital | 2 |
MP
| Missouri Pacific | 3 |
MULX
| MULX | 1 |
NS
| Norfolk Southern | 3 |
SP
| Southern Pacific | 2 |
TFM
| Kansas City Southern De Mexico | 1 |
TR
| Tomahawk Railway L.P. | 2 |
UP
| Union Pacific Railroad Company | 34 |
WE
| Wheeling & Lake Erie | 1 |
WFRX
| WELLS FARGO RAIL CORPORATION | 1 |
WRWK
| Providence & Worchester Railroad | 1 |