ATSF
| Atchison Topeka & Santa Fe | 1 |
CHTT
| Chicago Heights Terminal Transfer | 1 |
CMHX
| CarMath Incorporated | 1 |
CN
| Canadian National Railways | 1 |
CNW
| Chicago & Northwestern | 7 |
COER
| Crab Orchard & Egyptian | 1 |
CR
| Conrail | 5 |
CSX
| CSX Railroad | 1 |
GNBC
| Grainbelt Corporation | 1 |
GSSX
| Gopher State Scrap and Metal | 1 |
IC
| Illinois Central | 1 |
ICE
| Iowa Chicago and Eastern | 1 |
MP
| Missouri Pacific | 14 |
NS
| Norfolk Southern | 1 |
NSSX
| National Salvage and Service Corporation | 1 |
NTKX
| VAE Nortrak North America Incorporated | 4 |
SGLR
| Seminole Gulf | 2 |
SMIX
| Structural Metals Incorporated | 1 |
SP
| Southern Pacific | 11 |
SPSX
| Progress Rail Services Corp | 4 |
TNMR
| Texas and New Mexico | 1 |
UCRY
| Utah Central | 1 |