ABOX
| TTX Company | 1 |
AGR
| Alabama and Gulf Coast | 1 |
BCOL
| Canadian National Railways | 1 |
BKTY
| Union Pacific Railroad Company | 1 |
CIRR
| Chattahoochee Industrial Railroad | 2 |
COER
| Crab Orchard & Egyptian | 1 |
CP
| Canadian Pacific Railway | 1 |
CRLE
| Coe Rail Incorporated | 3 |
DMM
| Dansville and Mount Morris Railroad Comp | 1 |
DRGW
| Denver & Rio Grande Western | 3 |
DWC
| Canadian National Railways | 5 |
GACX
| General American Marks Company | 1 |
GTW
| Grand Trunk Western | 4 |
HCRY
| Huron Central Railway | 2 |
HLMX
| Helm Financial Corporation | 1 |
HS
| H and S Railroad Company | 1 |
IBT
| International Bridge and Terminal Company | 2 |
ICG
| Illinois Central Gulf | 2 |
LRS
| Laurinburg and Southern | 3 |
LW
| Louisville and Wadley Railway Company | 2 |
MB
| Meridian & Bigbee | 1 |
MEC
| Maine Central | 4 |
MP
| Missouri Pacific | 1 |
MQT
| Marquette Rail | 2 |
NS
| Norfolk Southern | 2 |
PAEX
| PAEX | 1 |
RBOX
| Railbox Company | 2 |
SLR
| St Lawrence & Atlantic | 2 |
SNC
| Saratoga & North Creek Railway | 2 |
SOU
| Southern | 1 |
SP
| Southern Pacific | 4 |
SSW
| St Louis Southwestern (Cotton Belt) | 1 |
TBOX
| TTX Company | 2 |
WC
| Wisconsin Central | 13 |
WRWK
| Providence & Worchester Railroad | 2 |