ARMN
| Union Pacific Railroad Company | 59 |
ATSF
| Atchison Topeka & Santa Fe | 2 |
BNFE
| Burlington Northern Fruit Express | 3 |
BNSF
| BNSF Railway | 11 |
CGFX
| Consolidated Gas Company of Florida | 1 |
CRYX
| Cryo-Trans Incorporated | 8 |
JRSX
| J.R. Simplot Company | 1 |
MDT
| Merchants Despatch Transportation | 8 |
REX
| Railway Express Agency, Inc. | 5 |
SFRD
| Santa Fe Refridgerator Line | 4 |
TPIX
| Tropicana Transportation Corp | 1 |
URTX
| Union Refrigerator Transit Co. | 4 |
WCLX
| Wilson Car Lines | 5 |