ABS
| Alabama Southern Railroad | 2 |
ATW
| Atlantic and Western | 1 |
BCOL
| Canadian National Railways | 3 |
BLHX
| SMBC RAIL SERVICES LLC | 3 |
BNSF
| BNSF Railway | 1 |
CN
| Canadian National Railways | 11 |
CP
| Canadian Pacific Railway | 2 |
CSX
| CSX Railroad | 1 |
GNWR
| Genesee and Wyoming Railroad Company | 1 |
GPSX
| Georgia-Pacific Corporation Eastern Wood Products Mfg.Divisi | 1 |
IANR
| Iowa Northern Ry | 2 |
JOBX
| Tealinc Limited | 6 |
JTSX
| Joseph Transportation Incorporated | 1 |
KXHR
| Knoxville & Holston River RR | 5 |
LMIC
| Lake Michigan & Indiana Railroad | 2 |
LRS
| Laurinburg and Southern | 2 |
MCEX
| Midwest Railcar Equipment Company | 1 |
NS
| Norfolk Southern | 7 |
SBD
| Seaboard System | 1 |
SH
| Steelton and Highspire Railroad Company | 2 |
SOU
| Southern | 3 |
TFM
| Kansas City Southern De Mexico | 1 |
TTJX
| TTX Company-Bulkhead Flats | 4 |
TTKX
| TTX Company | 1 |
TTPX
| TTX Company - Bulkhead Flats | 1 |
WC
| Wisconsin Central | 1 |