ALY
| Allegheny and Eastern Railroad Incorpora | 5 |
AOK
| Arkansas-Oklahoma Railroad | 1 |
ATW
| Atlantic and Western | 7 |
BN
| Burlington Northern | 1 |
BNSF
| BNSF Railway | 10 |
BVRY
| Brandywine Valley Railroad Company | 12 |
CANX
| CANAC International | 4 |
CN
| Canadian National Railways | 4 |
CP
| Canadian Pacific Railway | 1 |
CW
| Colorado and Wyoming | 5 |
FCEN
| Florida Central | 1 |
GMRC
| Green Mountain RR | 1 |
HPJX
| Helm-Pacific Leasing | 1 |
IC
| Illinois Central | 8 |
ICG
| Illinois Central Gulf | 13 |
IHB
| Indiana Harbor Belt | 2 |
LW
| Louisville and Wadley Railway Company | 2 |
MBCX
| Chicago Freight Car Leasing Co | 3 |
NOKL
| Northwestern Oklahoma | 10 |
NS
| Norfolk Southern | 12 |
SH
| Steelton and Highspire Railroad Company | 10 |
SOU
| Southern | 18 |
SSW
| St Louis Southwestern (Cotton Belt) | 5 |
TOPX
| TOPX | 1 |
TRLX
| Texas Railcar Leasing Company | 1 |
TTJX
| TTX Company-Bulkhead Flats | 11 |
TTPX
| TTX Company - Bulkhead Flats | 34 |
UMP
| Upper Merion and Plymouth Railroad | 2 |
UP
| Union Pacific Railroad Company | 3 |
WC
| Wisconsin Central | 1 |
WCTR
| WCTU Company White City Terminal Railway | 1 |
YARR
| Youngstown and Austintown Railroad | 1 |