ANGX
| Andersons - Railgroup | 3 |
AOK
| Arkansas-Oklahoma Railroad | 2 |
CN
| Canadian National Railways | 3 |
CP
| Canadian Pacific Railway | 2 |
CR
| Conrail | 56 |
CSX
| CSX Railroad | 26 |
EJE
| Elgin Joliet and Eastern | 2 |
FURX
| First Union Rail | 2 |
GTW
| Grand Trunk Western | 3 |
IHB
| Indiana Harbor Belt | 1 |
NOKL
| Northwestern Oklahoma | 1 |
NS
| Norfolk Southern | 127 |
NW
| Norfolk & Western | 15 |
NYC
| New York Central | 11 |
OHCR
| Ohio Central | 13 |
SOU
| Southern | 2 |
TR
| Tomahawk Railway L.P. | 2 |
WE
| Wheeling & Lake Erie | 4 |