ALY
| Allegheny and Eastern Railroad Incorpora | 1 |
ATSF
| Atchison Topeka & Santa Fe | 1 |
BN
| Burlington Northern | 2 |
BNSF
| BNSF Railway | 4 |
CLC
| Columbia and Cowlitz Railway Company | 1 |
FBOX
| TTX Company | 4 |
GTW
| Grand Trunk Western | 1 |
KCS
| Kansas City Southern | 1 |
MCSA
| Moscow Camden and San Augustine Railroad | 2 |
MDW
| Minnesota Dakota and Western Railway Com | 1 |
MMA
| Montreal, Maine & Atlantic | 2 |
MRL
| Montana Rail Link | 1 |
QC
| Quebec Central | 1 |
QGRY
| Quebec Gatineau Railway Incorporated | 1 |
SLR
| St Lawrence & Atlantic | 1 |
SOU
| Southern | 1 |
SP
| Southern Pacific | 7 |
TOE
| Texas Oklahoma and Eastern RR Company | 6 |
UP
| Union Pacific Railroad Company | 2 |
VCY
| Galveston Railroad, L.P. | 1 |