AOK
| Arkansas-Oklahoma Railroad | 1 |
ATW
| Atlantic and Western | 1 |
CNA
| Canadian National Railways | 4 |
CNIS
| Canadian National Railways | 1 |
CRLE
| Coe Rail Incorporated | 50 |
CSX
| CSX Railroad | 3 |
FBOX
| TTX Company | 177 |
KCS
| Kansas City Southern | 5 |
LW
| Louisville and Wadley Railway Company | 5 |
NOKL
| Northwestern Oklahoma | 1 |
NS
| Norfolk Southern | 11 |
ONT
| Ontario Northland Railway | 1 |
QGRY
| Quebec Gatineau Railway Incorporated | 11 |
SLGG
| Progress Rail Services Corporation | 1 |
SLR
| St Lawrence & Atlantic | 7 |
TR
| Tomahawk Railway L.P. | 113 |
TRN
| TRN | 1 |
WC
| Wisconsin Central | 13 |
YARR
| Youngstown and Austintown Railroad | 2 |
YKLR
| YKLR | 1 |
YKR
| York Rail | 123 |