ATSF
| Atchison Topeka & Santa Fe | 2 |
ATW
| Atlantic and Western | 2 |
BN
| Burlington Northern | 3 |
CHTT
| Chicago Heights Terminal Transfer | 1 |
CN
| Canadian National Railways | 2 |
CNW
| Chicago & Northwestern | 3 |
COER
| Crab Orchard & Egyptian | 1 |
CSX
| CSX Railroad | 1 |
DJJX
| Joseph Transportation Incorporated | 2 |
FLOX
| CIT Group/Capital Finance, Inc | 1 |
GRW
| Gary Railway | 1 |
GSSX
| Gopher State Scrap and Metal | 1 |
IC
| Illinois Central | 4 |
ICE
| Iowa Chicago and Eastern | 5 |
LW
| Louisville and Wadley Railway Company | 1 |
MP
| Missouri Pacific | 3 |
MS
| Michigan Shore Railroad Incorporated | 1 |
SP
| Southern Pacific | 3 |
SPSX
| Progress Rail Services Corp | 4 |
WC
| Wisconsin Central | 1 |
WCRC
| Washington Central | 12 |