AM
| Arkansas & Missouri | 5 |
ASV
| Abilene & Smokey Valley | 2 |
ATSF
| Atchison Topeka & Santa Fe | 45 |
BN
| Burlington Northern | 17 |
BNSF
| BNSF Railway | 1 |
CBQ
| Chicago Burlington & Quincy | 12 |
CKRY
| Central Kansas Railway Incorporated | 2 |
CNW
| Chicago & Northwestern | 5 |
CPR
| Canadian Pacific Railway | 1 |
CRIP
| Chicago Rock Island & Pacific | 22 |
CS
| Colorado & Southern | 5 |
CW
| Colorado and Wyoming | 2 |
DRGW
| Denver & Rio Grande Western | 6 |
ESNA
| Eureka Springs and North Arkansas | 1 |
GN
| Great Northern | 2 |
GNA
| Graysonia Nashville & Ashdown | 1 |
IATR
| Iowa Traction Railroad Company | 3 |
IC
| Illinois Central | 2 |
ICG
| Illinois Central Gulf | 3 |
KCS
| Kansas City Southern | 1 |
MKT
| Missouri-Kansas-Texas | 7 |
MP
| Missouri Pacific | 17 |
NW
| Norfolk & Western | 1 |
OKRX
| Oklahoma Railway Museum Ltd | 5 |
RI
| RI | 3 |
RRX
| RRX | 2 |
SEKR
| Southeast Kansas Railroad Company | 3 |
SLSF
| Saint Louis-San Francisco | 18 |
SP
| Southern Pacific | 3 |
SSW
| St Louis Southwestern (Cotton Belt) | 4 |
STJG
| STJG | 3 |
TOE
| Texas Oklahoma and Eastern RR Company | 5 |
TTR
| Talleyrand Terminal Railroad Company | 1 |
UP
| Union Pacific Railroad Company | 46 |
WATX
| Watco | 1 |
WTXC
| WTXC | 2 |