ABS
| Alabama Southern Railroad | 26 |
AOK
| Arkansas-Oklahoma Railroad | 3 |
ATW
| Atlantic and Western | 77 |
BCOL
| Canadian National Railways | 88 |
BNSF
| BNSF Railway | 78 |
BPRR
| Buffalo and Pittsburgh | 3 |
CN
| Canadian National Railways | 36 |
CNIS
| Canadian National Railways | 33 |
CP
| Canadian Pacific Railway | 23 |
EHSX
| Essex Hybrid Seed Company Incorporated | 1 |
GNWR
| Genesee and Wyoming Railroad Company | 1 |
HE
| Hollis and Eastern Railroad Company | 9 |
HS
| H and S Railroad Company | 1 |
ICE
| Iowa Chicago and Eastern | 31 |
JTSX
| Joseph Transportation Incorporated | 1 |
KXHR
| Knoxville & Holston River RR | 1 |
LMIC
| Lake Michigan & Indiana Railroad | 4 |
LRIX
| Lake Superior Eastern Rail Industries | 4 |
LRWN
| Little Rock & Western | 1 |
MAMX
| Mammoet USA, Inc | 1 |
MMA
| Montreal, Maine & Atlantic | 4 |
NOKL
| Northwestern Oklahoma | 126 |
OS
| Ontario Southland Railway Inc. | 1 |
PHMX
| P&H Mining Equipment | 2 |
PMRX
| Progress Metal Reclamation Company | 10 |
POGX
| POGX | 21 |
SRLX
| Southern Rail Leasing Incorporated | 7 |
SSW
| St Louis Southwestern (Cotton Belt) | 8 |
TKEN
| Tennken Railroad Company Incorporated | 3 |
TTPX
| TTX Company - Bulkhead Flats | 44 |
UNPX
| Procor Limited | 1 |
UP
| Union Pacific Railroad Company | 2 |
WCRC
| Washington Central | 1 |
WCTR
| WCTU Company White City Terminal Railway | 38 |
ZEKX
| ZEKX | 2 |