ACL
| Atlantic Coast Line | 3 |
ADN
| Ashley Drew & Northern | 1 |
AGR
| Alabama and Gulf Coast | 1 |
ALM
| Arkansas Louisiana and Mississippi Railr | 1 |
AMTK
| Amtrak | 1 |
AN
| Apalachicola Northern | 1 |
ANR
| Angelina and Neches River Railroad | 1 |
ATW
| Atlantic and Western | 2 |
CIBX
| CIT Group/Capital Finance, Inc | 2 |
CIRR
| Chattahoochee Industrial Railroad | 2 |
CMHX
| CarMath Incorporated | 1 |
CNW
| Chicago & Northwestern | 1 |
CO
| Chesapeake & Ohio | 4 |
COER
| Crab Orchard & Egyptian | 2 |
CP
| Canadian Pacific Railway | 1 |
CR
| Conrail | 3 |
CSX
| CSX Railroad | 23 |
DODX
| Department Of Defense | 2 |
FBOX
| TTX Company | 4 |
FCRD
| First Coast Railway | 6 |
FEC
| Florida East Coast | 1 |
FXE
| Ferromex | 1 |
GA
| Georgia Railroad | 1 |
GATX
| General American Marks Company | 1 |
GC
| Georgia Central | 1 |
GNRR
| Georgia Northeastern | 1 |
HLMX
| Helm Financial Corporation | 1 |
IBT
| International Bridge and Terminal Company | 1 |
KCS
| Kansas City Southern | 3 |
LN
| Louisville & Nashville | 1 |
MEC
| Maine Central | 2 |
MILW
| Milwaukee Road | 3 |
MJ
| Manufacturers'' Junction Railway Company | 1 |
MP
| Missouri Pacific | 2 |
NOKL
| Northwestern Oklahoma | 1 |
NOPB
| New Orleans Public Belt Railroad | 1 |
NS
| Norfolk Southern | 7 |
NW
| Norfolk & Western | 3 |
NYC
| New York Central | 3 |
PGR
| Progressive Rail, Inc | 1 |
RBOX
| Railbox Company | 2 |
SAL
| Seaboard Air Line | 1 |
SBD
| Seaboard System | 4 |
SCL
| Seaboard Coast Line | 4 |
SLSF
| Saint Louis-San Francisco | 1 |
SOU
| Southern | 5 |
TBOX
| TTX Company | 11 |
TOE
| Texas Oklahoma and Eastern RR Company | 1 |
TOFX
| TTX Company - Box Cars | 1 |
TR
| Tomahawk Railway L.P. | 1 |
WFRX
| WELLS FARGO RAIL CORPORATION | 1 |
WRWK
| Providence & Worchester Railroad | 2 |