ALAB
| Alabama Railroad | 3 |
ASHX
| Solvay Chemicals, Inc. | 3 |
ATSF
| Atchison Topeka & Santa Fe | 3 |
BN
| Burlington Northern | 5 |
BNSF
| BNSF Railway | 3 |
BORX
| U.S. Borax Incorporated | 1 |
CGLX
| GATX Rail Canada | 4 |
CN
| Canadian National Railways | 3 |
CNA
| Canadian National Railways | 3 |
DGHX
| Searles Valley Minerals Operations, Inc. | 1 |
GACX
| General American Marks Company | 1 |
HLMX
| Helm Financial Corporation | 1 |
HPJX
| Helm-Pacific Leasing | 1 |
IAIS
| Iowa Interstate | 20 |
IATR
| Iowa Traction Railroad Company | 9 |
NAHX
| General Electric Rail Services | 5 |
NOKL
| Northwestern Oklahoma | 8 |
NRI
| Nebkota Railway Incorporated | 21 |
PLCX
| General Electric Rail Services | 1 |
PREX
| Pioneer Rail Equipment | 1 |
PTLX
| General Electric Rail Services | 1 |
UELX
| ADM Transportation Company | 1 |
UP
| Union Pacific Railroad Company | 1 |
USLX
| General Electric Rail Services | 1 |