ABOX
| TTX Company | 1 |
AGR
| Alabama and Gulf Coast | 14 |
ALM
| Arkansas Louisiana and Mississippi Railr | 2 |
ANR
| Angelina and Neches River Railroad | 5 |
AOCX
| Aluminum Company of America | 1 |
AOK
| Arkansas-Oklahoma Railroad | 15 |
ASAB
| Bay Line Railroad LLC | 1 |
ATSF
| Atchison Topeka & Santa Fe | 2 |
ATW
| Atlantic and Western | 10 |
BCOL
| Canadian National Railways | 1 |
BKTY
| Union Pacific Railroad Company | 16 |
BN
| Burlington Northern | 2 |
BNSF
| BNSF Railway | 11 |
BR
| Buffalo and Pittsburgh | 2 |
CAGY
| Columbus & Greenville Railway | 1 |
CAIX
| CAI Rail Inc. | 1 |
CIBX
| CIT Group/Capital Finance, Inc | 3 |
CIL
| Chicago Indianapolis & Louisville (Monon | 1 |
CIRR
| Chattahoochee Industrial Railroad | 3 |
CN
| Canadian National Railways | 5 |
CNA
| Canadian National Railways | 11 |
CNIS
| Canadian National Railways | 7 |
CNW
| Chicago & Northwestern | 1 |
COER
| Crab Orchard & Egyptian | 7 |
CP
| Canadian Pacific Railway | 11 |
CPAA
| Canadian Pacific Railway | 3 |
CRLE
| Coe Rail Incorporated | 3 |
CSX
| CSX Railroad | 30 |
DMM
| Dansville and Mount Morris Railroad Comp | 1 |
DWC
| Canadian National Railways | 3 |
EEC
| East Erie Commercial Railroad | 26 |
FBOX
| TTX Company | 13 |
GA
| Georgia Railroad | 3 |
GACX
| General American Marks Company | 2 |
GMRC
| Green Mountain RR | 2 |
GTRA
| Golden Triangle Railroad | 3 |
GTW
| Grand Trunk Western | 2 |
HCRY
| Huron Central Railway | 1 |
HESR
| Huron and Eastern | 1 |
HPJX
| Helm-Pacific Leasing | 1 |
HS
| H and S Railroad Company | 10 |
IANR
| Iowa Northern Ry | 1 |
IATR
| Iowa Traction Railroad Company | 1 |
IBT
| International Bridge and Terminal Company | 7 |
IC
| Illinois Central | 1 |
KCS
| Kansas City Southern | 24 |
KCSM
| Kansas City Southern De Mexico | 1 |
KLRX
| KOCH RAIL LLC | 1 |
KXHR
| Knoxville & Holston River RR | 6 |
LRS
| Laurinburg and Southern | 12 |
LW
| Louisville and Wadley Railway Company | 2 |
MBKX
| Mitsui Rail Capital | 2 |
MEC
| Maine Central | 1 |
MP
| Missouri Pacific | 1 |
MQT
| Marquette Rail | 5 |
MRL
| Montana Rail Link | 1 |
MSDR
| Knoxville & Holston River Railroad | 1 |
MWCX
| Midwest Railcar Corporation | 1 |
NADX
| General Electric Rail Services | 3 |
NCYR
| Nash County Railroad Corporation | 1 |
NDYX
| First Union Rail | 3 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 3 |
NOKL
| Northwestern Oklahoma | 9 |
NS
| Norfolk Southern | 65 |
NSHR
| North Shore | 2 |
ONT
| Ontario Northland Railway | 1 |
PMRX
| Progress Metal Reclamation Company | 3 |
QC
| Quebec Central | 1 |
RBOX
| Railbox Company | 16 |
RFP
| Richmond Fredericksburg & Potomac | 1 |
RJCM
| R.J. Corman Railroad Company/ Memphis Li | 1 |
SBD
| Seaboard System | 1 |
SMW
| St Marys Railway West LLC | 4 |
SNC
| Saratoga & North Creek Railway | 1 |
SOU
| Southern | 39 |
SP
| Southern Pacific | 5 |
SRBX
| SRBX | 1 |
SRN
| Sabine River & Northern | 2 |
TBOX
| TTX Company | 53 |
TFM
| Kansas City Southern De Mexico | 2 |
TOBX
| TTX Company - Box Cars | 3 |
TOE
| Texas Oklahoma and Eastern RR Company | 4 |
TR
| Tomahawk Railway L.P. | 4 |
UCRY
| Utah Central | 2 |
UP
| Union Pacific Railroad Company | 3 |
WC
| Wisconsin Central | 13 |
WCCL
| Wisconsin Central | 1 |
WCOR
| Wellsboro and Corning Railroad Company | 2 |
WFRX
| WELLS FARGO RAIL CORPORATION | 4 |
WGCR
| Wiregrass Central Railroad. Incorporated | 4 |
WLO
| Waterloo Railway Company (Illinois Central) | 1 |
WP
| Western Pacific | 1 |
WRWK
| Providence & Worchester Railroad | 3 |
YARR
| Youngstown and Austintown Railroad | 1 |
YVRR
| Yadkin Valley | 4 |