ALL
| America Latina Logistica | 2 |
BCOL
| Canadian National Railways | 2 |
BNSF
| BNSF Railway | 2 |
CO
| Chesapeake & Ohio | 1 |
CP
| Canadian Pacific Railway | 5 |
CPAA
| Canadian Pacific Railway | 1 |
CR
| Conrail | 1 |
CRLE
| Coe Rail Incorporated | 1 |
CSX
| CSX Railroad | 3 |
DWC
| Canadian National Railways | 1 |
EEC
| East Erie Commercial Railroad | 1 |
ERIE
| Erie Railroad | 1 |
FBOX
| TTX Company | 3 |
GNWR
| Genesee and Wyoming Railroad Company | 1 |
HS
| H and S Railroad Company | 2 |
IC
| Illinois Central | 1 |
KCS
| Kansas City Southern | 4 |
LBR
| Lowville and Beaver River Railroad Compa | 1 |
MEC
| Maine Central | 2 |
NW
| Norfolk & Western | 1 |
PRR
| Pennsylvania Railroad | 1 |
RBMN
| Reading Blue Mountain & Northern | 1 |
RBNX
| Fruit Growers Express Co. | 1 |
RBOX
| Railbox Company | 4 |
SLC
| San Luis Central Railroad Company | 1 |
SOO
| Soo Line | 1 |
SOU
| Southern | 3 |
SP
| Southern Pacific | 1 |
SRY
| Southern Railway of British Columbia Lim | 1 |
WC
| Wisconsin Central | 1 |
WP
| Western Pacific | 1 |