ACL
| Atlantic Coast Line | 4 |
AEX
| Andersons | 2 |
AIMX
| AMERICAN IRON & METAL LP | 5 |
AMGX
| AMG Resources Corporation | 9 |
APPX
| Appalachian Railcar Services | 5 |
BCLR
| Bay Colony | 1 |
BCOL
| Canadian National Railways | 1 |
BHRR
| Birmingham Terminal Railway | 1 |
BISX
| Brandenburg Industrial Service Co | 1 |
BLE
| Bessemer & Lake Erie | 2 |
BO
| Baltimore & Ohio | 60 |
BTCX
| Browner Turnout Company | 1 |
BVRY
| Brandywine Valley Railroad Company | 1 |
CEFX
| CIT Group/Capital Finance, Inc | 3 |
CFCX
| CRONIMET CORPORATION | 1 |
CIGX
| THE CIT GROUP/CAPITAL FINANCE, INC. | 4 |
CKIX
| C.K. Industries | 1 |
CMBX
| CMBX | 5 |
CN
| Canadian National Railways | 1 |
CO
| Chesapeake & Ohio | 24 |
CP
| Canadian Pacific Railway | 2 |
CR
| Conrail | 25 |
CSS
| Chicago South Shore And South Bend | 1 |
CSX
| CSX Railroad | 546 |
CVTX
| CVTX | 6 |
CW
| Colorado and Wyoming | 2 |
DJJX
| Joseph Transportation Incorporated | 1 |
DJTX
| Joseph Transportation Incorporated | 2 |
DLRX
| General Electric Rail Services | 1 |
DME
| Dakota, Minnesota and Eastern | 1 |
DREX
| Wilmot Transportation and Logistics | 1 |
DRGW
| Denver & Rio Grande Western | 1 |
EAMX
| Everest Railcar Services, Inc | 9 |
FPTX
| Ferrous Processing and Trading Company | 2 |
FURX
| First Union Rail | 1 |
FWTX
| AMERICAN RAILCAR LEASING LLC | 2 |
FXE
| Ferromex | 4 |
GACX
| General American Marks Company | 3 |
GNTX
| TTX Company | 9 |
GONX
| Railgon Company | 16 |
GRW
| Gary Railway | 19 |
GTW
| Grand Trunk Western | 1 |
HIRR
| Hainesport Industrial Railroad | 1 |
HKRX
| HKRX | 2 |
HPJX
| Helm-Pacific Leasing | 5 |
HPTX
| HAMPTON CAPITAL LLC | 1 |
HSTX
| Strauss Llc | 1 |
IC
| Illinois Central | 2 |
ICG
| Illinois Central Gulf | 6 |
IHB
| Indiana Harbor Belt | 2 |
ISGX
| International Steel Group | 29 |
ITFX
| INFINITY TRANSPORTATION III LLC | 4 |
JOSX
| Rail Connection, Inc | 1 |
JTLX
| CIT Group/Capital Finance, Inc | 1 |
JTSX
| Joseph Transportation Incorporated | 7 |
KCSM
| Kansas City Southern De Mexico | 1 |
KEYX
| Keywell Corporation | 1 |
LN
| Louisville & Nashville | 5 |
LT
| Lake Terminal Railroad Company | 1 |
LXOH
| Knoxville & Holston River Railroad | 1 |
MEAX
| METALICO TRANSPORT INC | 12 |
MKC
| McKeesport Connecting Railroad Company | 8 |
MLMX
| Metal Management Inc. | 1 |
MORX
| MORX | 4 |
MP
| Missouri Pacific | 2 |
MRRX
| Murphy Road Recycling LLC | 4 |
MVRY
| Mahoning Valley Ry | 1 |
MWCX
| Midwest Railcar Corporation | 14 |
NDYX
| First Union Rail | 2 |
NOKL
| Northwestern Oklahoma | 3 |
NORX
| Northern Indiana Public Service Company | 2 |
NS
| Norfolk Southern | 24 |
NW
| Norfolk & Western | 10 |
NYC
| New York Central | 67 |
OAKX
| OAKX | 7 |
OFOX
| RESIDCO | 7 |
PAL
| Paducah & Louisville | 6 |
PC
| Penn Central | 3 |
PEPX
| Potomac Electric Power Company | 1 |
PMRX
| Progress Metal Reclamation Company | 2 |
PPLX
| Pennsylvania Power and Light Company | 1 |
RFP
| Richmond Fredericksburg & Potomac | 2 |
RGCX
| Rio Grande Chemical LTD | 1 |
SBD
| Seaboard System | 26 |
SCL
| Seaboard Coast Line | 27 |
SHNX
| Sins Hugo Neu | 3 |
SIRX
| Southern Illinois Railcar Company | 1 |
SOM
| Somerset Railroad Corporation | 1 |
SOU
| Southern | 7 |
SOXX
| SMBC RAIL SERVICES LLC | 1 |
SPSX
| Progress Rail Services Corp | 1 |
SRXX
| Smith Railroad Company | 18 |
TCMX
| CIT Group/Capital Finance, Inc | 2 |
TFM
| Kansas City Southern De Mexico | 3 |
TFOX
| RESIDCO | 8 |
TR
| Tomahawk Railway L.P. | 2 |
TROX
| Trojan Recycling Inc. | 2 |
URR
| Union Railroad | 3 |
WC
| Wisconsin Central | 5 |
WCRC
| Washington Central | 9 |
WE
| Wheeling & Lake Erie | 28 |
WRWK
| Providence & Worchester Railroad | 1 |