ABOX
| TTX Company | 17 |
AGR
| Alabama and Gulf Coast | 27 |
AKMD
| Arkansas Midland Railroad Company | 1 |
ALM
| Arkansas Louisiana and Mississippi Railr | 5 |
ALY
| Allegheny and Eastern Railroad Incorpora | 1 |
AN
| Apalachicola Northern | 4 |
AOK
| Arkansas-Oklahoma Railroad | 26 |
ASAB
| Bay Line Railroad LLC | 1 |
ATSF
| Atchison Topeka & Santa Fe | 5 |
ATW
| Atlantic and Western | 72 |
AZER
| Arizona Eastern Railway Company | 1 |
BAEX
| Andersons | 8 |
BCOL
| Canadian National Railways | 4 |
BM
| Boston & Maine | 2 |
BN
| Burlington Northern | 9 |
BNSF
| BNSF Railway | 20 |
CCR
| Corinth & Counce | 1 |
CEFX
| CIT Group/Capital Finance, Inc | 3 |
CHTT
| Chicago Heights Terminal Transfer | 1 |
CIC
| Cedar Rapids & Iowa City | 4 |
CIRR
| Chattahoochee Industrial Railroad | 8 |
CMHX
| CarMath Incorporated | 3 |
CN
| Canadian National Railways | 17 |
CNA
| Canadian National Railways | 19 |
CNW
| Chicago & Northwestern | 6 |
COER
| Crab Orchard & Egyptian | 4 |
CP
| Canadian Pacific Railway | 5 |
CR
| Conrail | 15 |
CRLE
| Coe Rail Incorporated | 4 |
CSX
| CSX Railroad | 206 |
CUOH
| Columbus and Ohio River Railroad Company | 103 |
CV
| Central Vermont | 2 |
DME
| Dakota, Minnesota and Eastern | 1 |
DMM
| Dansville and Mount Morris Railroad Comp | 1 |
DRGW
| Denver & Rio Grande Western | 1 |
DWC
| Canadian National Railways | 3 |
EEC
| East Erie Commercial Railroad | 43 |
FBOX
| TTX Company | 15 |
FGLK
| Finger Lakes Railway | 21 |
FRR
| Falls Road Railroad Company Incorporated | 1 |
FXE
| Ferromex | 6 |
GACX
| General American Marks Company | 1 |
GARX
| General American Marks Company | 1 |
GMRC
| Green Mountain RR | 9 |
GNRR
| Georgia Northeastern | 2 |
GNWR
| Genesee and Wyoming Railroad Company | 11 |
GTRA
| Golden Triangle Railroad | 1 |
GTW
| Grand Trunk Western | 8 |
GVSR
| Galveston Railroad L.P. | 3 |
HATX
| Helm Financial Corporation | 3 |
HESR
| Huron and Eastern | 1 |
HLMX
| Helm Financial Corporation | 2 |
HPJX
| Helm-Pacific Leasing | 6 |
HS
| H and S Railroad Company | 30 |
IATR
| Iowa Traction Railroad Company | 6 |
IBT
| International Bridge and Terminal Company | 7 |
IC
| Illinois Central | 7 |
ICG
| Illinois Central Gulf | 2 |
IFRX
| Infinity Rail LLC | 1 |
KCS
| Kansas City Southern | 56 |
KRR
| Kiamichi | 1 |
KYLE
| Kyle Railroad | 2 |
LBR
| Lowville and Beaver River Railroad Compa | 5 |
LRS
| Laurinburg and Southern | 4 |
LRWN
| Little Rock & Western | 12 |
LSRC
| Lake State Railway Company | 1 |
LW
| Louisville and Wadley Railway Company | 6 |
MDW
| Minnesota Dakota and Western Railway Com | 1 |
MEC
| Maine Central | 3 |
MP
| Missouri Pacific | 10 |
MQT
| Marquette Rail | 7 |
MRL
| Montana Rail Link | 2 |
MSDR
| Knoxville & Holston River Railroad | 3 |
MSRC
| Kansas City Southern | 2 |
MVRY
| Mahoning Valley Ry | 1 |
MWCX
| Midwest Railcar Corporation | 4 |
NADX
| General Electric Rail Services | 1 |
NDYX
| First Union Rail | 1 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 2 |
NOKL
| Northwestern Oklahoma | 9 |
NOPB
| New Orleans Public Belt Railroad | 1 |
NRLX
| CIT Group/Capital Finance, Inc | 2 |
NS
| Norfolk Southern | 51 |
NW
| Norfolk & Western | 2 |
NYC
| New York Central | 20 |
PAL
| Paducah & Louisville | 2 |
PDRR
| Pee Dee River RR | 5 |
POHC
| Pittsburgh & Ohio Central | 3 |
PRL
| Penn Eastern Rail Lines Incorporated | 1 |
PSMX
| Esco Corporation | 1 |
QC
| Quebec Central | 4 |
RBOX
| Railbox Company | 247 |
RVPR
| Riverport R.R., L.L.C. | 1 |
SGLR
| Seminole Gulf | 1 |
SIRX
| Southern Illinois Railcar Company | 6 |
SLGG
| Progress Rail Services Corporation | 1 |
SLSF
| Saint Louis-San Francisco | 1 |
SMW
| St Marys Railway West LLC | 1 |
SOO
| Soo Line | 5 |
SOU
| Southern | 61 |
SP
| Southern Pacific | 41 |
SRN
| Sabine River & Northern | 5 |
SRY
| Southern Railway of British Columbia Lim | 4 |
SSW
| St Louis Southwestern (Cotton Belt) | 18 |
TBOX
| TTX Company | 57 |
TFM
| Kansas City Southern De Mexico | 1 |
TOBX
| TTX Company - Box Cars | 1 |
TR
| Tomahawk Railway L.P. | 7 |
UP
| Union Pacific Railroad Company | 14 |
VCY
| Galveston Railroad, L.P. | 2 |
WC
| Wisconsin Central | 18 |
WCCL
| Wisconsin Central | 3 |
WCOR
| Wellsboro and Corning Railroad Company | 2 |
WE
| Wheeling & Lake Erie | 14 |
WGCR
| Wiregrass Central Railroad. Incorporated | 1 |
WLO
| Waterloo Railway Company (Illinois Central) | 5 |
WP
| Western Pacific | 4 |
WSOR
| Wisconsin & Southern | 3 |
WTRM
| Warren and Trumbull Railroad Company | 6 |
YB
| Youngstown Belt Railroad Company | 10 |
YKR
| York Rail | 3 |