ABOX
| TTX Company | 1 |
AGR
| Alabama and Gulf Coast | 2 |
ALM
| Arkansas Louisiana and Mississippi Railr | 1 |
ANR
| Angelina and Neches River Railroad | 6 |
AOK
| Arkansas-Oklahoma Railroad | 8 |
ATSF
| Atchison Topeka & Santa Fe | 16 |
ATW
| Atlantic and Western | 7 |
AZER
| Arizona Eastern Railway Company | 5 |
BAYL
| Bay Line, LLC | 1 |
BCLR
| Bay Colony | 2 |
BKTY
| Union Pacific Railroad Company | 40 |
BLHX
| SMBC RAIL SERVICES LLC | 1 |
BN
| Burlington Northern | 3 |
BNSF
| BNSF Railway | 65 |
CAMY
| CAMP CHASE RAILWAY COMPANY, LLC | 3 |
CBQ
| Chicago Burlington & Quincy | 1 |
CIBX
| CIT Group/Capital Finance, Inc | 2 |
CMHX
| CarMath Incorporated | 7 |
CN
| Canadian National Railways | 12 |
CNW
| Chicago & Northwestern | 21 |
COER
| Crab Orchard & Egyptian | 13 |
CONX
| ConocoPhillips Company | 1 |
CP
| Canadian Pacific Railway | 8 |
CPAA
| Canadian Pacific Railway | 1 |
CR
| Conrail | 7 |
CRIX
| Citicorp Railmark, Inc. | 1 |
CRLE
| Coe Rail Incorporated | 4 |
CSX
| CSX Railroad | 22 |
DRGW
| Denver & Rio Grande Western | 6 |
DWC
| Canadian National Railways | 3 |
EEC
| East Erie Commercial Railroad | 4 |
FBOX
| TTX Company | 8 |
FCRD
| First Coast Railway | 5 |
FSRR
| FerroSur | 2 |
FXE
| Ferromex | 6 |
GACX
| General American Marks Company | 3 |
GN
| Great Northern | 2 |
GNRR
| Georgia Northeastern | 1 |
GNWR
| Genesee and Wyoming Railroad Company | 1 |
GTRA
| Golden Triangle Railroad | 3 |
GTW
| Grand Trunk Western | 2 |
HKRX
| HKRX | 3 |
HLMX
| Helm Financial Corporation | 4 |
HPJX
| Helm-Pacific Leasing | 2 |
HS
| H and S Railroad Company | 10 |
IANR
| Iowa Northern Ry | 10 |
IBT
| International Bridge and Terminal Company | 14 |
IC
| Illinois Central | 2 |
KCS
| Kansas City Southern | 16 |
KCSM
| Kansas City Southern De Mexico | 4 |
LRS
| Laurinburg and Southern | 11 |
LW
| Louisville and Wadley Railway Company | 6 |
MDW
| Minnesota Dakota and Western Railway Com | 4 |
MILW
| Milwaukee Road | 9 |
MISX
| Milwaukee Solvents and Chemicals Corporation | 1 |
MNA
| Missouri and Northern Arkansas | 1 |
MP
| Missouri Pacific | 20 |
MRL
| Montana Rail Link | 1 |
MTNR
| Mississippi Tennessee Railroad LLC | 4 |
MWCX
| Midwest Railcar Corporation | 6 |
NADX
| General Electric Rail Services | 2 |
NDYX
| First Union Rail | 1 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 10 |
NKP
| Nickel Plate | 3 |
NOKL
| Northwestern Oklahoma | 13 |
NP
| Northern Pacific | 1 |
NRI
| Nebkota Railway Incorporated | 2 |
NRLX
| CIT Group/Capital Finance, Inc | 3 |
NS
| Norfolk Southern | 13 |
NW
| Norfolk & Western | 4 |
NYC
| New York Central | 2 |
PC
| Penn Central | 1 |
PRR
| Pennsylvania Railroad | 3 |
RBOX
| Railbox Company | 32 |
RI
| RI | 4 |
RJCM
| R.J. Corman Railroad Company/ Memphis Li | 5 |
SCFX
| SCFX | 2 |
SGLR
| Seminole Gulf | 4 |
SMW
| St Marys Railway West LLC | 3 |
SOU
| Southern | 23 |
SP
| Southern Pacific | 39 |
SRN
| Sabine River & Northern | 10 |
SRY
| Southern Railway of British Columbia Lim | 2 |
SSW
| St Louis Southwestern (Cotton Belt) | 6 |
TBOX
| TTX Company | 142 |
TILX
| Trinity Industries Leasing Company | 1 |
TOBX
| TTX Company - Box Cars | 1 |
TOE
| Texas Oklahoma and Eastern RR Company | 5 |
TOFX
| TTX Company - Box Cars | 3 |
TR
| Tomahawk Railway L.P. | 8 |
UCRY
| Utah Central | 1 |
UP
| Union Pacific Railroad Company | 20 |
WAB
| Wabash | 3 |
WC
| Wisconsin Central | 1 |
WP
| Western Pacific | 3 |
WRWK
| Providence & Worchester Railroad | 9 |
WSOR
| Wisconsin & Southern | 4 |