ADN
| Ashley Drew & Northern | 2 |
AEX
| Andersons | 1 |
AIMX
| AMERICAN IRON & METAL LP | 1 |
AMEX
| Allied Enterprises | 1 |
AMGX
| AMG Resources Corporation | 3 |
ASPX
| American Steel Processing Co | 2 |
ATSF
| Atchison Topeka & Santa Fe | 1 |
BCIX
| Blue Circle Incorporated | 1 |
BDPX
| BDPX | 2 |
BISX
| Brandenburg Industrial Service Co | 1 |
BNSF
| BNSF Railway | 2 |
CDEX
| Coastal Distribution, LLC | 1 |
CN
| Canadian National Railways | 1 |
CNW
| Chicago & Northwestern | 1 |
CO
| Chesapeake & Ohio | 1 |
CR
| Conrail | 110 |
CSS
| Chicago South Shore And South Bend | 1 |
CSX
| CSX Railroad | 34 |
CTR
| Clinton Terminal Railroad Company | 1 |
DJJX
| Joseph Transportation Incorporated | 3 |
EL
| Erie Lackawanna | 1 |
FEC
| Florida East Coast | 1 |
FPBX
| International Paper Corporation | 2 |
FSR
| Fort Smith Railroad Company | 1 |
FXE
| Ferromex | 7 |
GACX
| General American Marks Company | 1 |
GINX
| GINX | 1 |
GNTX
| TTX Company | 9 |
GWWR
| Gateway Western | 1 |
HPJX
| Helm-Pacific Leasing | 1 |
HZGX
| Herzog Contracting Corporation | 13 |
IHB
| Indiana Harbor Belt | 4 |
ITFX
| INFINITY TRANSPORTATION III LLC | 2 |
JMEX
| CALCIUM SILICATE CORP INC | 3 |
KCS
| Kansas City Southern | 2 |
LN
| Louisville & Nashville | 1 |
MP
| Missouri Pacific | 6 |
MQRX
| MACQUARIE RAIL, INC. | 1 |
MRRX
| Murphy Road Recycling LLC | 1 |
MWCX
| Midwest Railcar Corporation | 8 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 2 |
NOKL
| Northwestern Oklahoma | 1 |
NS
| Norfolk Southern | 12 |
NSSX
| National Salvage and Service Corporation | 13 |
NTKX
| VAE Nortrak North America Incorporated | 3 |
NW
| Norfolk & Western | 6 |
NYC
| New York Central | 7 |
PC
| Penn Central | 2 |
RGCX
| Rio Grande Chemical LTD | 2 |
SCL
| Seaboard Coast Line | 1 |
SGLR
| Seminole Gulf | 2 |
SIMX
| Sturgis Iron & Metal | 1 |
SMIX
| Structural Metals Incorporated | 2 |
SMW
| St Marys Railway West LLC | 1 |
SOU
| Southern | 1 |
SP
| Southern Pacific | 3 |
STKX
| STRICKLAND TRADING, INC. | 3 |
TFM
| Kansas City Southern De Mexico | 3 |
TILX
| Trinity Industries Leasing Company | 1 |
TROX
| Trojan Recycling Inc. | 1 |
UP
| Union Pacific Railroad Company | 6 |
WC
| Wisconsin Central | 3 |
YARR
| Youngstown and Austintown Railroad | 2 |
ZVBX
| Ferrous Processing and Trading Company | 1 |