AOK
| Arkansas-Oklahoma Railroad | 2 |
BN
| Burlington Northern | 1 |
BNSF
| BNSF Railway | 10 |
CGLX
| GATX Rail Canada | 2 |
CHTT
| Chicago Heights Terminal Transfer | 3 |
CIGX
| THE CIT GROUP/CAPITAL FINANCE, INC. | 3 |
CN
| Canadian National Railways | 1 |
COER
| Crab Orchard & Egyptian | 2 |
CP
| Canadian Pacific Railway | 7 |
CR
| Conrail | 1 |
CSX
| CSX Railroad | 2 |
FURX
| First Union Rail | 1 |
GRW
| Gary Railway | 2 |
GTW
| Grand Trunk Western | 5 |
IHB
| Indiana Harbor Belt | 14 |
KCS
| Kansas City Southern | 1 |
LW
| Louisville and Wadley Railway Company | 2 |
MBKX
| Mitsui Rail Capital | 6 |
NDYX
| First Union Rail | 1 |
NOKL
| Northwestern Oklahoma | 2 |
NS
| Norfolk Southern | 9 |
NW
| Norfolk & Western | 4 |
NYC
| New York Central | 3 |
TR
| Tomahawk Railway L.P. | 3 |
UP
| Union Pacific Railroad Company | 13 |
WRWK
| Providence & Worchester Railroad | 1 |