AOK
| Arkansas-Oklahoma Railroad | 4 |
ATW
| Atlantic and Western | 1 |
BNSF
| BNSF Railway | 1 |
CIGX
| THE CIT GROUP/CAPITAL FINANCE, INC. | 2 |
CN
| Canadian National Railways | 1 |
CP
| Canadian Pacific Railway | 1 |
CR
| Conrail | 2 |
CSS
| Chicago South Shore And South Bend | 2 |
CSX
| CSX Railroad | 76 |
GRW
| Gary Railway | 1 |
IC
| Illinois Central | 4 |
IHB
| Indiana Harbor Belt | 2 |
KCS
| Kansas City Southern | 1 |
LRS
| Laurinburg and Southern | 1 |
LW
| Louisville and Wadley Railway Company | 1 |
MBKX
| Mitsui Rail Capital | 1 |
NOKL
| Northwestern Oklahoma | 3 |
NS
| Norfolk Southern | 26 |
NYC
| New York Central | 2 |
WE
| Wheeling & Lake Erie | 2 |
WRWK
| Providence & Worchester Railroad | 1 |