AOK
| Arkansas-Oklahoma Railroad | 6 |
ATW
| Atlantic and Western | 1 |
BNSF
| BNSF Railway | 1 |
CIGX
| THE CIT GROUP/CAPITAL FINANCE, INC. | 4 |
CN
| Canadian National Railways | 3 |
CP
| Canadian Pacific Railway | 3 |
CR
| Conrail | 16 |
CSS
| Chicago South Shore And South Bend | 2 |
CSX
| CSX Railroad | 114 |
DRHY
| Durham Transport Incorporated | 2 |
GRW
| Gary Railway | 3 |
GTW
| Grand Trunk Western | 10 |
IC
| Illinois Central | 4 |
IHB
| Indiana Harbor Belt | 2 |
KCS
| Kansas City Southern | 1 |
LRS
| Laurinburg and Southern | 11 |
LW
| Louisville and Wadley Railway Company | 1 |
MBKX
| Mitsui Rail Capital | 1 |
NOKL
| Northwestern Oklahoma | 3 |
NS
| Norfolk Southern | 47 |
NW
| Norfolk & Western | 12 |
NYC
| New York Central | 92 |
SMW
| St Marys Railway West LLC | 2 |
SOO
| Soo Line | 1 |
SOU
| Southern | 2 |
TFM
| Kansas City Southern De Mexico | 2 |
UP
| Union Pacific Railroad Company | 1 |
WE
| Wheeling & Lake Erie | 2 |
WRWK
| Providence & Worchester Railroad | 1 |