ABOX
| TTX Company | 5 |
AGR
| Alabama and Gulf Coast | 1 |
ATW
| Atlantic and Western | 2 |
AZER
| Arizona Eastern Railway Company | 4 |
BPRR
| Buffalo and Pittsburgh | 2 |
CN
| Canadian National Railways | 1 |
CNA
| Canadian National Railways | 1 |
CNIS
| Canadian National Railways | 1 |
CNW
| Chicago & Northwestern | 4 |
CO
| Chesapeake & Ohio | 1 |
CRLE
| Coe Rail Incorporated | 2 |
CSX
| CSX Railroad | 15 |
CVC
| Canadian National Railways | 1 |
DMM
| Dansville and Mount Morris Railroad Comp | 3 |
DRGW
| Denver & Rio Grande Western | 1 |
EEC
| East Erie Commercial Railroad | 6 |
FBOX
| TTX Company | 1 |
FCCH
| FCCH | 1 |
FGLK
| Finger Lakes Railway | 3 |
FXE
| Ferromex | 3 |
GMRC
| Green Mountain RR | 1 |
GNRW
| GNRW | 1 |
GNWR
| Genesee and Wyoming Railroad Company | 1 |
HLMX
| Helm Financial Corporation | 1 |
HS
| H and S Railroad Company | 8 |
KCS
| Kansas City Southern | 1 |
MEC
| Maine Central | 5 |
MMA
| Montreal, Maine & Atlantic | 2 |
MP
| Missouri Pacific | 5 |
MQT
| Marquette Rail | 1 |
NECR
| New England Central | 1 |
NOKL
| Northwestern Oklahoma | 1 |
NS
| Norfolk Southern | 3 |
PDRR
| Pee Dee River RR | 1 |
RBOX
| Railbox Company | 30 |
SGLR
| Seminole Gulf | 1 |
SIRX
| Southern Illinois Railcar Company | 1 |
SOU
| Southern | 7 |
SP
| Southern Pacific | 7 |
SRN
| Sabine River & Northern | 1 |
SRY
| Southern Railway of British Columbia Lim | 2 |
SSW
| St Louis Southwestern (Cotton Belt) | 1 |
TASD
| Terminal Alabama State Docks | 1 |
TBOX
| TTX Company | 8 |
TR
| Tomahawk Railway L.P. | 1 |
UP
| Union Pacific Railroad Company | 1 |
WP
| Western Pacific | 2 |