AOK
| Arkansas-Oklahoma Railroad | 47 |
AOKX
| Greenbrier Management Services, LLC | 3 |
ATSF
| Atchison Topeka & Santa Fe | 1 |
ATW
| Atlantic and Western | 21 |
BN
| Burlington Northern | 31 |
BNSF
| BNSF Railway | 122 |
CAGY
| Columbus & Greenville Railway | 9 |
CBFX
| THE CIT GROUP/EQUIPMENT FINANCING INC | 3 |
CGLX
| GATX Rail Canada | 15 |
CHTT
| Chicago Heights Terminal Transfer | 55 |
CICX
| CICX | 1 |
CIGX
| THE CIT GROUP/CAPITAL FINANCE, INC. | 23 |
CN
| Canadian National Railways | 8 |
CNW
| Chicago & Northwestern | 28 |
COER
| Crab Orchard & Egyptian | 11 |
CP
| Canadian Pacific Railway | 6 |
CR
| Conrail | 302 |
CRLE
| Coe Rail Incorporated | 1 |
CSS
| Chicago South Shore And South Bend | 43 |
CSX
| CSX Railroad | 247 |
CTRN
| Union Pacific Railroad Company | 10 |
DLRX
| General Electric Rail Services | 5 |
FURX
| First Union Rail | 21 |
FXE
| Ferromex | 2 |
GACX
| General American Marks Company | 3 |
GRW
| Gary Railway | 45 |
GTW
| Grand Trunk Western | 36 |
HS
| H and S Railroad Company | 7 |
IANR
| Iowa Northern Ry | 1 |
IC
| Illinois Central | 1 |
IHB
| Indiana Harbor Belt | 47 |
ITFX
| INFINITY TRANSPORTATION III LLC | 1 |
KCS
| Kansas City Southern | 13 |
LRS
| Laurinburg and Southern | 2 |
LW
| Louisville and Wadley Railway Company | 35 |
MBKX
| Mitsui Rail Capital | 15 |
MKT
| Missouri-Kansas-Texas | 4 |
MP
| Missouri Pacific | 29 |
NDYX
| First Union Rail | 8 |
NKLX
| NKLX | 2 |
NOKL
| Northwestern Oklahoma | 10 |
NS
| Norfolk Southern | 916 |
NW
| Norfolk & Western | 49 |
NYC
| New York Central | 39 |
SCIH
| South Chicago & Indiana Harbor Railway C | 4 |
SMW
| St Marys Railway West LLC | 13 |
SOU
| Southern | 14 |
TFM
| Kansas City Southern De Mexico | 5 |
TR
| Tomahawk Railway L.P. | 9 |
UP
| Union Pacific Railroad Company | 175 |
WE
| Wheeling & Lake Erie | 1 |
WFRX
| WELLS FARGO RAIL CORPORATION | 3 |
WRFX
| White River Trading Incorporated | 1 |
WRWK
| Providence & Worchester Railroad | 19 |