ABOX
| TTX Company | 3 |
AOK
| Arkansas-Oklahoma Railroad | 7 |
ATSF
| Atchison Topeka & Santa Fe | 4 |
ATW
| Atlantic and Western | 11 |
BNSF
| BNSF Railway | 55 |
BPRR
| Buffalo and Pittsburgh | 1 |
CMHX
| CarMath Incorporated | 3 |
CN
| Canadian National Railways | 3 |
CNA
| Canadian National Railways | 7 |
CNIS
| Canadian National Railways | 1 |
CNW
| Chicago & Northwestern | 5 |
CP
| Canadian Pacific Railway | 2 |
CRIP
| Chicago Rock Island & Pacific | 1 |
CRLE
| Coe Rail Incorporated | 6 |
CSX
| CSX Railroad | 14 |
DWC
| Canadian National Railways | 1 |
EEC
| East Erie Commercial Railroad | 6 |
FBOX
| TTX Company | 9 |
GKLX
| Gold Kist | 1 |
GTW
| Grand Trunk Western | 1 |
GVSR
| Galveston Railroad L.P. | 1 |
HS
| H and S Railroad Company | 6 |
IBT
| International Bridge and Terminal Company | 11 |
IC
| Illinois Central | 1 |
KCS
| Kansas City Southern | 24 |
LRS
| Laurinburg and Southern | 2 |
LV
| Lehigh Valley | 1 |
LW
| Louisville and Wadley Railway Company | 2 |
MDW
| Minnesota Dakota and Western Railway Com | 1 |
MILW
| Milwaukee Road | 2 |
MP
| Missouri Pacific | 3 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 2 |
NOKL
| Northwestern Oklahoma | 7 |
NS
| Norfolk Southern | 15 |
PRR
| Pennsylvania Railroad | 1 |
RBOX
| Railbox Company | 31 |
SAL
| Seaboard Air Line | 1 |
SOU
| Southern | 7 |
SP
| Southern Pacific | 8 |
SRN
| Sabine River & Northern | 4 |
SRY
| Southern Railway of British Columbia Lim | 15 |
TBOX
| TTX Company | 21 |
TOBX
| TTX Company - Box Cars | 1 |
TOEX
| TOEX | 1 |
TR
| Tomahawk Railway L.P. | 2 |
TSE
| Texas South-Eastern Railroad Company | 11 |
UP
| Union Pacific Railroad Company | 1 |
WC
| Wisconsin Central | 8 |
WCCL
| Wisconsin Central | 1 |
WLO
| Waterloo Railway Company (Illinois Central) | 1 |
WRWK
| Providence & Worchester Railroad | 3 |
YKR
| York Rail | 1 |