ABOX
| TTX Company | 7 |
ACL
| Atlantic Coast Line | 3 |
AGR
| Alabama and Gulf Coast | 99 |
ALAB
| Alabama Railroad | 1 |
ALM
| Arkansas Louisiana and Mississippi Railr | 27 |
ALY
| Allegheny and Eastern Railroad Incorpora | 2 |
AN
| Apalachicola Northern | 3 |
ANR
| Angelina and Neches River Railroad | 1 |
AOK
| Arkansas-Oklahoma Railroad | 11 |
ASAB
| Bay Line Railroad LLC | 29 |
ATSF
| Atchison Topeka & Santa Fe | 17 |
ATW
| Atlantic and Western | 105 |
BAEX
| Andersons | 6 |
BAYL
| Bay Line, LLC | 4 |
BB
| Buckingham Branch | 1 |
BCOL
| Canadian National Railways | 3 |
BN
| Burlington Northern | 6 |
BNSF
| BNSF Railway | 103 |
BPRR
| Buffalo and Pittsburgh | 1 |
CAGY
| Columbus & Greenville Railway | 13 |
CFWR
| Caney Fork and Western Railroad | 4 |
CIRR
| Chattahoochee Industrial Railroad | 32 |
CMHX
| CarMath Incorporated | 51 |
CN
| Canadian National Railways | 38 |
CNA
| Canadian National Railways | 41 |
CNIS
| Canadian National Railways | 4 |
CNW
| Chicago & Northwestern | 7 |
CO
| Chesapeake & Ohio | 1 |
COER
| Crab Orchard & Egyptian | 12 |
CP
| Canadian Pacific Railway | 6 |
CPAA
| Canadian Pacific Railway | 2 |
CR
| Conrail | 22 |
CRLE
| Coe Rail Incorporated | 3 |
CSX
| CSX Railroad | 236 |
CV
| Central Vermont | 1 |
DODX
| Department Of Defense | 1 |
DRGW
| Denver & Rio Grande Western | 5 |
DWC
| Canadian National Railways | 23 |
EEC
| East Erie Commercial Railroad | 49 |
FBOX
| TTX Company | 54 |
FCRD
| First Coast Railway | 20 |
FLOX
| CIT Group/Capital Finance, Inc | 8 |
FP
| Fordyce & Princeton Railroad Company | 1 |
FSRR
| FerroSur | 2 |
FXE
| Ferromex | 4 |
GATX
| General American Marks Company | 1 |
GBRX
| Greenbrier Leasing Corporation | 5 |
GFRR
| Georgia and Florida Railnet | 77 |
GMRC
| Green Mountain RR | 14 |
GMSR
| Kansas City Southern | 2 |
GNWR
| Genesee and Wyoming Railroad Company | 12 |
GTRA
| Golden Triangle Railroad | 14 |
GTW
| Grand Trunk Western | 10 |
HATX
| Helm Financial Corporation | 1 |
HCSX
| Helm Chesapeake LLP | 2 |
HLMX
| Helm Financial Corporation | 3 |
HPJX
| Helm-Pacific Leasing | 23 |
HS
| H and S Railroad Company | 60 |
IBT
| International Bridge and Terminal Company | 2 |
IC
| Illinois Central | 2 |
ICG
| Illinois Central Gulf | 3 |
KCS
| Kansas City Southern | 48 |
LBR
| Lowville and Beaver River Railroad Compa | 4 |
LN
| Louisville & Nashville | 1 |
LW
| Louisville and Wadley Railway Company | 4 |
MB
| Meridian & Bigbee | 38 |
MCSA
| Moscow Camden and San Augustine Railroad | 4 |
MCVX
| Massuchusetts Call/Volunteer Firefighters Assoc. | 3 |
MDW
| Minnesota Dakota and Western Railway Com | 16 |
MEC
| Maine Central | 2 |
MMA
| Montreal, Maine & Atlantic | 2 |
MP
| Missouri Pacific | 69 |
MQT
| Marquette Rail | 1 |
MRL
| Montana Rail Link | 2 |
MWCX
| Midwest Railcar Corporation | 1 |
NADX
| General Electric Rail Services | 6 |
NERR
| Nashville and Eastern | 2 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 5 |
NOKL
| Northwestern Oklahoma | 17 |
NRLX
| CIT Group/Capital Finance, Inc | 36 |
NS
| Norfolk Southern | 242 |
NW
| Norfolk & Western | 7 |
NWR
| Nashville & Western Railroad Corp. | 2 |
NYC
| New York Central | 14 |
PAL
| Paducah & Louisville | 1 |
PDRR
| Pee Dee River RR | 2 |
PGR
| Progressive Rail, Inc | 1 |
RBOX
| Railbox Company | 49 |
RFP
| Richmond Fredericksburg & Potomac | 1 |
RJCC
| R.J. Corman Railroad/Kentucky Lines | 1 |
SCFE
| South Central Florida Express Incorporated | 1 |
SCL
| Seaboard Coast Line | 6 |
SGLR
| Seminole Gulf | 1 |
SIRX
| Southern Illinois Railcar Company | 31 |
SLGG
| Progress Rail Services Corporation | 1 |
SLSF
| Saint Louis-San Francisco | 1 |
SM
| St. Marys Railroad | 7 |
SMW
| St Marys Railway West LLC | 2 |
SOO
| Soo Line | 4 |
SOU
| Southern | 144 |
SP
| Southern Pacific | 20 |
SRN
| Sabine River & Northern | 3 |
SRY
| Southern Railway of British Columbia Lim | 1 |
SSW
| St Louis Southwestern (Cotton Belt) | 22 |
STE
| Stockton Terminal and Eastern RR | 1 |
SXT
| SXT | 1 |
TASD
| Terminal Alabama State Docks | 3 |
TBOX
| TTX Company | 65 |
TFM
| Kansas City Southern De Mexico | 1 |
TOFX
| TTX Company - Box Cars | 2 |
TR
| Tomahawk Railway L.P. | 36 |
UP
| Union Pacific Railroad Company | 25 |
UPP
| Union Pacific Passenger | 1 |
VR
| Valdosta Railway | 104 |
WC
| Wisconsin Central | 22 |
WCCL
| Wisconsin Central | 7 |
WCTR
| WCTU Company White City Terminal Railway | 1 |
WE
| Wheeling & Lake Erie | 1 |
WLO
| Waterloo Railway Company (Illinois Central) | 6 |
WP
| Western Pacific | 4 |
WRWK
| Providence & Worchester Railroad | 1 |
YKR
| York Rail | 3 |