ATSF
| Atchison Topeka & Santa Fe | 9 |
BMR
| BMR | 1 |
BN
| Burlington Northern | 1 |
BO
| Baltimore & Ohio | 2 |
CBPX
| Custom Building Products | 1 |
CBQ
| Chicago Burlington & Quincy | 14 |
CHP
| Ferrocarriles Nacionales de Mexico | 1 |
CN
| Canadian National Railways | 6 |
CNW
| Chicago & Northwestern | 1 |
CP
| Canadian Pacific Railway | 8 |
CRHA
| Candian Railroad Historical Assocation | 1 |
CS
| Colorado & Southern | 2 |
CWM
| CWM | 1 |
D
| D | 1 |
DRG
| DRG | 2 |
DRGW
| Denver & Rio Grande Western | 40 |
DSNG
| Durango & Silverton Narrow Gauge Railroa | 1 |
EFVM
| Estrada de Ferro Vitoria-Minas | 1 |
FCP
| Ferrocarril Del Pacifico | 2 |
GASX
| Gerdau Ameristeel | 3 |
GLRX
| Georgetown Loop Railroad Incorporated | 1 |
GN
| Great Northern | 18 |
GTW
| Grand Trunk Western | 1 |
HMX
| HMX | 1 |
HOGX
| UNION PACIFIC RAILROAD | 8 |
IC
| Illinois Central | 2 |
JRTX
| JRTX | 1 |
JV
| JV | 1 |
KMFX
| Koalin Mushroom Farm | 1 |
LRR
| Little River Railroad | 2 |
MILW
| Milwaukee Road | 1 |
MW
| MW | 1 |
NAM
| Namibia Railways | 1 |
NCSL
| Nashville Chattanooga & St Louis | 1 |
NDEM
| NDEM | 2 |
NISX
| Nevada Industrial Switch | 1 |
NP
| Northern Pacific | 21 |
NS
| Norfolk Southern | 1 |
PC
| Penn Central | 1 |
PPKX
| PPKX | 1 |
PRR
| Pennsylvania Railroad | 3 |
RBBX
| Ringling Bros. and Barnum and Bailey | 14 |
RBX
| Ringling Bros. and Barnum and Bailey | 1 |
RIPX
| RIPX | 1 |
RRW
| Rockton Rion & Western | 1 |
SAS
| South African Railways | 10 |
SBC
| Ferrocarril Sonora Baja California | 1 |
SLSF
| Saint Louis-San Francisco | 1 |
SOO
| Soo Line | 2 |
SOU
| Southern | 1 |
SP
| Southern Pacific | 4 |
SVRR
| Shamokin Valley Railroad Company | 1 |
SVRY
| SVRY | 1 |
TEVX
| TEVX | 1 |
UP
| Union Pacific Railroad Company | 16 |
VT
| Virginia & Truckee | 1 |
WHPX
| W.F. Hall Printing | 1 |