ABOX
| TTX Company | 5 |
AOK
| Arkansas-Oklahoma Railroad | 3 |
ATW
| Atlantic and Western | 4 |
BKTY
| Union Pacific Railroad Company | 21 |
BN
| Burlington Northern | 2 |
BNSF
| BNSF Railway | 56 |
CN
| Canadian National Railways | 1 |
CNA
| Canadian National Railways | 1 |
CNW
| Chicago & Northwestern | 5 |
CR
| Conrail | 1 |
CRLE
| Coe Rail Incorporated | 1 |
CSX
| CSX Railroad | 8 |
EEC
| East Erie Commercial Railroad | 19 |
ELS
| Escanaba and Lake Superior Railroad Comp | 2 |
FBOX
| TTX Company | 35 |
GMRC
| Green Mountain RR | 1 |
GMRY
| Great Miami | 17 |
GTRA
| Golden Triangle Railroad | 1 |
HS
| H and S Railroad Company | 4 |
KCS
| Kansas City Southern | 2 |
LRS
| Laurinburg and Southern | 11 |
MDW
| Minnesota Dakota and Western Railway Com | 1 |
MP
| Missouri Pacific | 1 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 1 |
NOKL
| Northwestern Oklahoma | 7 |
NS
| Norfolk Southern | 10 |
NYC
| New York Central | 1 |
RBOX
| Railbox Company | 26 |
SCFX
| SCFX | 3 |
SOU
| Southern | 9 |
SP
| Southern Pacific | 6 |
SSW
| St Louis Southwestern (Cotton Belt) | 1 |
TBOX
| TTX Company | 121 |
TOBX
| TTX Company - Box Cars | 2 |
TOFX
| TTX Company - Box Cars | 2 |
TR
| Tomahawk Railway L.P. | 11 |
UCRY
| Utah Central | 1 |
UP
| Union Pacific Railroad Company | 6 |
WC
| Wisconsin Central | 2 |
WP
| Western Pacific | 1 |
WRWK
| Providence & Worchester Railroad | 1 |