ADCX
| Adolph Coors | 2 |
ARMN
| Union Pacific Railroad Company | 99 |
BNFE
| Burlington Northern Fruit Express | 1 |
BNSF
| BNSF Railway | 11 |
CRYX
| Cryo-Trans Incorporated | 17 |
DMIR
| Duluth Missabe & Iron Range | 1 |
DRGW
| Denver & Rio Grande Western | 2 |
GARX
| General American Marks Company | 2 |
GPEX
| General American Pfaudler | 5 |
HFPX
| HFPX | 1 |
MDT
| Merchants Despatch Transportation | 8 |
NMF
| NMF | 4 |
NRDX
| Rail Logistics, LC | 3 |
REX
| Railway Express Agency, Inc. | 3 |
TILX
| Trinity Industries Leasing Company | 1 |
URTX
| Union Refrigerator Transit Co. | 12 |
UTRX
| UTRX | 2 |
WCLX
| Wilson Car Lines | 1 |