AC
| Algoma Central | 3 |
ATW
| Atlantic and Western | 1 |
BN
| Burlington Northern | 15 |
BNSF
| BNSF Railway | 14 |
CEDX
| G.S.S.&M. Inc, Rail Division | 2 |
CHTT
| Chicago Heights Terminal Transfer | 1 |
CN
| Canadian National Railways | 1 |
CS
| Colorado & Southern | 3 |
CSX
| CSX Railroad | 1 |
GNBC
| Grainbelt Corporation | 23 |
GNWR
| Genesee and Wyoming Railroad Company | 3 |
GSSX
| Gopher State Scrap and Metal | 2 |
HLMX
| Helm Financial Corporation | 1 |
IAIS
| Iowa Interstate | 1 |
PRSX
| Progress Rail Service | 1 |
SOU
| Southern | 1 |
SP
| Southern Pacific | 10 |
TKEN
| Tennken Railroad Company Incorporated | 3 |
UP
| Union Pacific Railroad Company | 3 |
WC
| Wisconsin Central | 5 |
YVRR
| Yadkin Valley | 3 |