AOK
| Arkansas-Oklahoma Railroad | 1 |
ATW
| Atlantic and Western | 1 |
BNSF
| BNSF Railway | 8 |
BOX
| BOX | 1 |
CP
| Canadian Pacific Railway | 6 |
CSX
| CSX Railroad | 1 |
FBOX
| TTX Company | 2 |
KCS
| Kansas City Southern | 5 |
LW
| Louisville and Wadley Railway Company | 2 |
MTNR
| Mississippi Tennessee Railroad LLC | 4 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 1 |
NOKL
| Northwestern Oklahoma | 1 |
NS
| Norfolk Southern | 7 |
NYC
| New York Central | 1 |
SNC
| Saratoga & North Creek Railway | 1 |
TBOX
| TTX Company | 438 |
TOBX
| TTX Company - Box Cars | 6 |
UCRY
| Utah Central | 1 |
UP
| Union Pacific Railroad Company | 5 |