ATSF
| Atchison Topeka & Santa Fe | 1 |
BISX
| Brandenburg Industrial Service Co | 2 |
BN
| Burlington Northern | 9 |
BVRY
| Brandywine Valley Railroad Company | 1 |
CEDX
| G.S.S.&M. Inc, Rail Division | 3 |
CN
| Canadian National Railways | 1 |
CNW
| Chicago & Northwestern | 2 |
CP
| Canadian Pacific Railway | 7 |
CR
| Conrail | 1 |
DJJX
| Joseph Transportation Incorporated | 1 |
EJE
| Elgin Joliet and Eastern | 1 |
GREX
| Georgetown Rail Equipment Company | 1 |
ICG
| Illinois Central Gulf | 1 |
IHB
| Indiana Harbor Belt | 4 |
KEYX
| Keywell Corporation | 6 |
NS
| Norfolk Southern | 1 |
NYC
| New York Central | 2 |
PRSX
| Progress Rail Service | 3 |
SPSX
| Progress Rail Services Corp | 1 |
UP
| Union Pacific Railroad Company | 1 |
WC
| Wisconsin Central | 6 |