APPX
| Appalachian Railcar Services | 3 |
ATSF
| Atchison Topeka & Santa Fe | 1 |
BCNE
| Canadian National Railway | 2 |
BNSF
| BNSF Railway | 3 |
BO
| Baltimore & Ohio | 1 |
CHTT
| Chicago Heights Terminal Transfer | 1 |
CO
| Chesapeake & Ohio | 3 |
COGX
| Rail Connection, Inc. | 1 |
CP
| Canadian Pacific Railway | 2 |
CPOX
| Consumers Power Company (Mich.) | 3 |
CR
| Conrail | 9 |
CSX
| CSX Railroad | 16 |
DJJX
| Joseph Transportation Incorporated | 2 |
EL
| Erie Lackawanna | 1 |
ETRX
| Arkansas Power and Light Company | 5 |
GBRX
| Greenbrier Leasing Corporation | 9 |
GONX
| Railgon Company | 1 |
JOSX
| Rail Connection, Inc | 4 |
JTIX
| David J Joseph Company | 2 |
MCHX
| Trinity Rail Management Incorporated | 1 |
MKT
| Missouri-Kansas-Texas | 1 |
MWCX
| Midwest Railcar Corporation | 1 |
NDYX
| First Union Rail | 1 |
NW
| Norfolk & Western | 2 |
NYC
| New York Central | 8 |
RFP
| Richmond Fredericksburg & Potomac | 1 |
SBD
| Seaboard System | 1 |
SEMX
| Seminole Electric Cooperative | 1 |
SGLR
| Seminole Gulf | 1 |
SLSF
| Saint Louis-San Francisco | 1 |
SMPX
| Commercial Metal Company | 1 |
SP
| Southern Pacific | 1 |
SPEX
| SOUTHERN PARTS & EQUIPMENT INC. | 1 |
SRNJ
| Southern Railroad Company of New Jersey | 4 |
SULX
| Sultran Limited | 2 |
TFM
| Kansas City Southern De Mexico | 1 |
TILX
| Trinity Industries Leasing Company | 1 |
UP
| Union Pacific Railroad Company | 2 |
WCRC
| Washington Central | 1 |