ANGX
| Andersons - Railgroup | 3 |
ANKX
| A and K Railroad Materials Incorporated | 1 |
ATSF
| Atchison Topeka & Santa Fe | 1 |
BHRR
| Birmingham Terminal Railway | 14 |
BLE
| Bessemer & Lake Erie | 1 |
BN
| Burlington Northern | 5 |
BNSF
| BNSF Railway | 2 |
BS
| Birmingham Southern RR | 54 |
CN
| Canadian National Railways | 15 |
CNW
| Chicago & Northwestern | 10 |
COER
| Crab Orchard & Egyptian | 1 |
CP
| Canadian Pacific Railway | 7 |
CR
| Conrail | 449 |
CRDX
| Chicago Freight Car Leasing Company | 1 |
CSS
| Chicago South Shore And South Bend | 40 |
CSX
| CSX Railroad | 225 |
DRGW
| Denver & Rio Grande Western | 24 |
EJE
| Elgin Joliet and Eastern | 232 |
GRW
| Gary Railway | 409 |
IC
| Illinois Central | 2 |
IHB
| Indiana Harbor Belt | 204 |
MP
| Missouri Pacific | 39 |
NOKL
| Northwestern Oklahoma | 1 |
NS
| Norfolk Southern | 386 |
NSAX
| National Steel Corporation | 167 |
NW
| Norfolk & Western | 358 |
NYC
| New York Central | 83 |
RJCC
| R.J. Corman Railroad/Kentucky Lines | 1 |
SIRX
| Southern Illinois Railcar Company | 1 |
SOO
| Soo Line | 14 |
SOU
| Southern | 1 |
SP
| Southern Pacific | 10 |
THB
| Toronto Hamilton & Buffalo | 1 |
TVRR
| Tulare Valley Railroad Company | 2 |
UP
| Union Pacific Railroad Company | 14 |
WC
| Wisconsin Central | 3 |
YARR
| Youngstown and Austintown Railroad | 1 |