ATW
| Atlantic and Western | 4 |
BN
| Burlington Northern | 12 |
BNSF
| BNSF Railway | 36 |
CGLX
| GATX Rail Canada | 1 |
CHTT
| Chicago Heights Terminal Transfer | 4 |
CIGX
| THE CIT GROUP/CAPITAL FINANCE, INC. | 1 |
CNW
| Chicago & Northwestern | 1 |
COER
| Crab Orchard & Egyptian | 4 |
CR
| Conrail | 8 |
CSS
| Chicago South Shore And South Bend | 1 |
CSX
| CSX Railroad | 15 |
GACX
| General American Marks Company | 1 |
GRW
| Gary Railway | 2 |
GTW
| Grand Trunk Western | 7 |
HS
| H and S Railroad Company | 3 |
IC
| Illinois Central | 1 |
IHB
| Indiana Harbor Belt | 5 |
KCS
| Kansas City Southern | 3 |
LW
| Louisville and Wadley Railway Company | 5 |
MBKX
| Mitsui Rail Capital | 3 |
MKT
| Missouri-Kansas-Texas | 1 |
NKLX
| NKLX | 1 |
NOKL
| Northwestern Oklahoma | 1 |
NS
| Norfolk Southern | 17 |
NW
| Norfolk & Western | 3 |
NYC
| New York Central | 4 |
RVPR
| Riverport R.R., L.L.C. | 1 |
SMW
| St Marys Railway West LLC | 1 |
SP
| Southern Pacific | 3 |
TFM
| Kansas City Southern De Mexico | 1 |
TR
| Tomahawk Railway L.P. | 5 |
UP
| Union Pacific Railroad Company | 8 |
WRWK
| Providence & Worchester Railroad | 3 |