AOK
| Arkansas-Oklahoma Railroad | 27 |
ATW
| Atlantic and Western | 8 |
BNSF
| BNSF Railway | 29 |
CIGX
| THE CIT GROUP/CAPITAL FINANCE, INC. | 2 |
COER
| Crab Orchard & Egyptian | 25 |
CW
| Colorado and Wyoming | 1 |
DJJX
| Joseph Transportation Incorporated | 1 |
GNTX
| TTX Company | 5 |
TILX
| Trinity Industries Leasing Company | 11 |