AMTK
| Amtrak | 9 |
ATSF
| Atchison Topeka & Santa Fe | 1 |
BNSF
| BNSF Railway | 4 |
BO
| Baltimore & Ohio | 1 |
CEFX
| CIT Group/Capital Finance, Inc | 1 |
CR
| Conrail | 33 |
CSS
| Chicago South Shore And South Bend | 9 |
CSX
| CSX Railroad | 17 |
DEEX
| Detroit Edison Company | 71 |
DETX
| Detroit Edison Company | 13 |
DJJX
| Joseph Transportation Incorporated | 9 |
DJTX
| Joseph Transportation Incorporated | 1 |
EAMX
| Everest Railcar Services, Inc | 3 |
GONX
| Railgon Company | 1 |
GRW
| Gary Railway | 2 |
IAIS
| Iowa Interstate | 1 |
ICG
| Illinois Central Gulf | 1 |
IHB
| Indiana Harbor Belt | 14 |
ISGX
| International Steel Group | 15 |
KCSM
| Kansas City Southern De Mexico | 1 |
LN
| Louisville & Nashville | 1 |
MBKX
| Mitsui Rail Capital | 1 |
METX
| METRA | 9 |
MP
| Missouri Pacific | 3 |
MWCX
| Midwest Railcar Corporation | 1 |
NDKX
| NDKX | 1 |
NOKL
| Northwestern Oklahoma | 6 |
NORX
| Northern Indiana Public Service Company | 21 |
NS
| Norfolk Southern | 26 |
NSAX
| National Steel Corporation | 1 |
NW
| Norfolk & Western | 23 |
NYC
| New York Central | 6 |
OFOX
| RESIDCO | 12 |
OMNX
| OmniSource Corp | 2 |
PC
| Penn Central | 2 |
RBMN
| Reading Blue Mountain & Northern | 1 |
RMGX
| Andersons - Railgroup | 1 |
SBD
| Seaboard System | 1 |
SCL
| Seaboard Coast Line | 3 |
SHNX
| Sins Hugo Neu | 2 |
SOO
| Soo Line | 1 |
SOU
| Southern | 18 |
SP
| Southern Pacific | 1 |
SPSX
| Progress Rail Services Corp | 6 |
TFM
| Kansas City Southern De Mexico | 1 |
TFOX
| RESIDCO | 3 |
UP
| Union Pacific Railroad Company | 1 |
WCRC
| Washington Central | 1 |