ALAB
| Alabama Railroad | 2 |
AOK
| Arkansas-Oklahoma Railroad | 34 |
BAEX
| Andersons | 2 |
BCOL
| Canadian National Railways | 26 |
BNSF
| BNSF Railway | 6 |
BR
| Buffalo and Pittsburgh | 2 |
CHTT
| Chicago Heights Terminal Transfer | 4 |
CIBX
| CIT Group/Capital Finance, Inc | 3 |
CIC
| Cedar Rapids & Iowa City | 5 |
CMHX
| CarMath Incorporated | 2 |
CNA
| Canadian National Railways | 20 |
COER
| Crab Orchard & Egyptian | 36 |
CPAA
| Canadian Pacific Railway | 10 |
CR
| Conrail | 436 |
CRLE
| Coe Rail Incorporated | 2 |
CSX
| CSX Railroad | 22 |
FLOX
| CIT Group/Capital Finance, Inc | 4 |
FP
| Fordyce & Princeton Railroad Company | 9 |
GATX
| General American Marks Company | 1 |
GMSR
| Kansas City Southern | 5 |
GTW
| Grand Trunk Western | 74 |
HLMX
| Helm Financial Corporation | 2 |
HPJX
| Helm-Pacific Leasing | 78 |
HS
| H and S Railroad Company | 94 |
IBT
| International Bridge and Terminal Company | 78 |
IC
| Illinois Central | 46 |
KCS
| Kansas City Southern | 21 |
LC
| Lancaster & Chester | 19 |
LW
| Louisville and Wadley Railway Company | 12 |
MB
| Meridian & Bigbee | 2 |
MDW
| Minnesota Dakota and Western Railway Com | 19 |
MKT
| Missouri-Kansas-Texas | 2 |
MP
| Missouri Pacific | 187 |
MRL
| Montana Rail Link | 10 |
MSRC
| Kansas City Southern | 11 |
MWCX
| Midwest Railcar Corporation | 11 |
NADX
| General Electric Rail Services | 1 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 1 |
NS
| Norfolk Southern | 157 |
NW
| Norfolk & Western | 23 |
NYC
| New York Central | 88 |
PSMX
| Esco Corporation | 4 |
SIRX
| Southern Illinois Railcar Company | 2 |
SOU
| Southern | 10 |
SP
| Southern Pacific | 4 |
SSW
| St Louis Southwestern (Cotton Belt) | 9 |
TFM
| Kansas City Southern De Mexico | 12 |
TR
| Tomahawk Railway L.P. | 8 |
UP
| Union Pacific Railroad Company | 30 |
VCY
| Galveston Railroad, L.P. | 3 |
WCOR
| Wellsboro and Corning Railroad Company | 1 |
WRWK
| Providence & Worchester Railroad | 6 |
WSOR
| Wisconsin & Southern | 3 |