ALAB
| Alabama Railroad | 3 |
AOK
| Arkansas-Oklahoma Railroad | 87 |
ARR
| Alaska Railroad | 4 |
BFBX
| Bakery Feeds, Division of Griffin Indust | 8 |
CHTT
| Chicago Heights Terminal Transfer | 93 |
CMHX
| CarMath Incorporated | 19 |
CNW
| Chicago & Northwestern | 4 |
CR
| Conrail | 7 |
CRLE
| Coe Rail Incorporated | 6 |
CSX
| CSX Railroad | 4 |
DME
| Dakota, Minnesota and Eastern | 4 |
FSR
| Fort Smith Railroad Company | 1 |
GMRY
| Great Miami | 4 |
GTW
| Grand Trunk Western | 1 |
HKRX
| HKRX | 2 |
HLMX
| Helm Financial Corporation | 1 |
HPJX
| Helm-Pacific Leasing | 3 |
IBT
| International Bridge and Terminal Company | 88 |
KCS
| Kansas City Southern | 66 |
KELX
| Kellogg Company | 55 |
MP
| Missouri Pacific | 229 |
MWCX
| Midwest Railcar Corporation | 10 |
NRLX
| CIT Group/Capital Finance, Inc | 7 |
NS
| Norfolk Southern | 364 |
NW
| Norfolk & Western | 7 |
NYC
| New York Central | 4 |
RJCM
| R.J. Corman Railroad Company/ Memphis Li | 73 |
SKRX
| Schuylkill Railcar L.P. | 2 |
SOU
| Southern | 9 |
TR
| Tomahawk Railway L.P. | 2 |
UP
| Union Pacific Railroad Company | 144 |
WCOR
| Wellsboro and Corning Railroad Company | 3 |
YARR
| Youngstown and Austintown Railroad | 1 |