ABOX
| TTX Company | 5 |
AERC
| Albany and Eastern Railroad Company | 1 |
AGR
| Alabama and Gulf Coast | 63 |
AKMD
| Arkansas Midland Railroad Company | 2 |
ALM
| Arkansas Louisiana and Mississippi Railr | 9 |
AM
| Arkansas & Missouri | 4 |
AMTK
| Amtrak | 7 |
ANR
| Angelina and Neches River Railroad | 16 |
AOK
| Arkansas-Oklahoma Railroad | 39 |
ATSF
| Atchison Topeka & Santa Fe | 23 |
ATW
| Atlantic and Western | 34 |
BAEX
| Andersons | 7 |
BAR
| Bangor & Aroostook | 3 |
BCLR
| Bay Colony | 3 |
BCOL
| Canadian National Railways | 7 |
BKTY
| Union Pacific Railroad Company | 35 |
BM
| Boston & Maine | 39 |
BN
| Burlington Northern | 9 |
BNSF
| BNSF Railway | 37 |
BPRR
| Buffalo and Pittsburgh | 6 |
BR
| Buffalo and Pittsburgh | 8 |
CBQ
| Chicago Burlington & Quincy | 3 |
CIBX
| CIT Group/Capital Finance, Inc | 1 |
CIC
| Cedar Rapids & Iowa City | 4 |
CIRR
| Chattahoochee Industrial Railroad | 7 |
CMHX
| CarMath Incorporated | 13 |
CMQ
| CENTRAL MAINE & QUEBEC RAILWAY | 2 |
CN
| Canadian National Railways | 30 |
CNA
| Canadian National Railways | 31 |
CNIS
| Canadian National Railways | 12 |
CNW
| Chicago & Northwestern | 7 |
CO
| Chesapeake & Ohio | 2 |
COER
| Crab Orchard & Egyptian | 46 |
CP
| Canadian Pacific Railway | 95 |
CPAA
| Canadian Pacific Railway | 17 |
CR
| Conrail | 4 |
CRLE
| Coe Rail Incorporated | 44 |
CSX
| CSX Railroad | 123 |
CTN
| Canton Railroad Company | 2 |
CUOH
| Columbus and Ohio River Railroad Company | 8 |
CV
| Central Vermont | 3 |
CVC
| Canadian National Railways | 2 |
DJTX
| Joseph Transportation Incorporated | 1 |
DME
| Dakota, Minnesota and Eastern | 3 |
DMM
| Dansville and Mount Morris Railroad Comp | 1 |
DRGW
| Denver & Rio Grande Western | 11 |
DWC
| Canadian National Railways | 29 |
EEC
| East Erie Commercial Railroad | 176 |
FBOX
| TTX Company | 16 |
FGLK
| Finger Lakes Railway | 38 |
FP
| Fordyce & Princeton Railroad Company | 4 |
FRR
| Falls Road Railroad Company Incorporated | 2 |
FSRR
| FerroSur | 2 |
FXE
| Ferromex | 18 |
GACX
| General American Marks Company | 18 |
GFRR
| Georgia and Florida Railnet | 2 |
GMRC
| Green Mountain RR | 55 |
GNRR
| Georgia Northeastern | 13 |
GNWR
| Genesee and Wyoming Railroad Company | 24 |
GTRA
| Golden Triangle Railroad | 19 |
GTW
| Grand Trunk Western | 28 |
GVSR
| Galveston Railroad L.P. | 1 |
HCRY
| Huron Central Railway | 1 |
HKRX
| HKRX | 2 |
HLMX
| Helm Financial Corporation | 2 |
HPJX
| Helm-Pacific Leasing | 3 |
HS
| H and S Railroad Company | 183 |
IANR
| Iowa Northern Ry | 34 |
IATR
| Iowa Traction Railroad Company | 9 |
IBT
| International Bridge and Terminal Company | 58 |
IC
| Illinois Central | 5 |
KCS
| Kansas City Southern | 86 |
KCSM
| Kansas City Southern De Mexico | 1 |
KWT
| KWT Railway | 1 |
KXHR
| Knoxville & Holston River RR | 2 |
LBR
| Lowville and Beaver River Railroad Compa | 31 |
LN
| Louisville & Nashville | 1 |
LNAC
| Chattahoochee Bay Railroad, LLC | 1 |
LRS
| Laurinburg and Southern | 58 |
LVRC
| Lamoille Valley | 3 |
LW
| Louisville and Wadley Railway Company | 19 |
MB
| Meridian & Bigbee | 1 |
MCVX
| Massuchusetts Call/Volunteer Firefighters Assoc. | 1 |
MDW
| Minnesota Dakota and Western Railway Com | 8 |
MEC
| Maine Central | 89 |
MNA
| Missouri and Northern Arkansas | 2 |
MP
| Missouri Pacific | 24 |
MQT
| Marquette Rail | 7 |
MRL
| Montana Rail Link | 2 |
MSDR
| Knoxville & Holston River Railroad | 6 |
MSRC
| Kansas City Southern | 1 |
MTNR
| Mississippi Tennessee Railroad LLC | 1 |
MVRY
| Mahoning Valley Ry | 1 |
MWCX
| Midwest Railcar Corporation | 16 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 2 |
NOKL
| Northwestern Oklahoma | 16 |
NP
| Northern Pacific | 3 |
NRLX
| CIT Group/Capital Finance, Inc | 6 |
NS
| Norfolk Southern | 209 |
NW
| Norfolk & Western | 15 |
NYC
| New York Central | 5 |
OAR
| Old Augusta Railroad | 9 |
ONT
| Ontario Northland Railway | 1 |
PAL
| Paducah & Louisville | 1 |
PC
| Penn Central | 1 |
PDRR
| Pee Dee River RR | 1 |
PRR
| Pennsylvania Railroad | 10 |
QC
| Quebec Central | 10 |
QGRY
| Quebec Gatineau Railway Incorporated | 5 |
RBMN
| Reading Blue Mountain & Northern | 10 |
RBOX
| Railbox Company | 28 |
RVRX
| RVRX | 2 |
S0U
| S0U | 1 |
SAL
| Seaboard Air Line | 1 |
SGLR
| Seminole Gulf | 10 |
SIRX
| Southern Illinois Railcar Company | 4 |
SLC
| San Luis Central Railroad Company | 3 |
SLGG
| Progress Rail Services Corporation | 1 |
SLR
| St Lawrence & Atlantic | 9 |
SLSF
| Saint Louis-San Francisco | 2 |
SMW
| St Marys Railway West LLC | 4 |
SNC
| Saratoga & North Creek Railway | 11 |
SO
| South Orient | 1 |
SOO
| Soo Line | 3 |
SOU
| Southern | 423 |
SP
| Southern Pacific | 81 |
SRN
| Sabine River & Northern | 10 |
SRY
| Southern Railway of British Columbia Lim | 28 |
SSAM
| Sault Ste. Marie Bridge Company (Canadia | 1 |
SSW
| St Louis Southwestern (Cotton Belt) | 19 |
TBOX
| TTX Company | 48 |
TFM
| Kansas City Southern De Mexico | 2 |
TIMX
| Trinity Industries Leasing Company | 1 |
TOBX
| TTX Company - Box Cars | 4 |
TOE
| Texas Oklahoma and Eastern RR Company | 7 |
TOFX
| TTX Company - Box Cars | 12 |
TP
| Texas & Pacific | 1 |
TR
| Tomahawk Railway L.P. | 56 |
UP
| Union Pacific Railroad Company | 18 |
WC
| Wisconsin Central | 46 |
WCCL
| Wisconsin Central | 1 |
WCOR
| Wellsboro and Corning Railroad Company | 5 |
WGCR
| Wiregrass Central Railroad. Incorporated | 2 |
WLO
| Waterloo Railway Company (Illinois Central) | 1 |
WP
| Western Pacific | 6 |
WRWK
| Providence & Worchester Railroad | 29 |
WSOR
| Wisconsin & Southern | 1 |
YARR
| Youngstown and Austintown Railroad | 4 |
YKR
| York Rail | 21 |
YVRR
| Yadkin Valley | 19 |