BN
| Burlington Northern | 1 |
CNW
| Chicago & Northwestern | 1 |
CSX
| CSX Railroad | 1 |
EJE
| Elgin Joliet and Eastern | 1 |
METX
| METRA | 1 |
MILW
| Milwaukee Road | 1 |
MP
| Missouri Pacific | 1 |
NICD
| Northern-Indiana Commuter Transportation | 1 |
NNYX
| National New York Central Railroad Museu | 3 |
NS
| Norfolk Southern | 2 |
NYC
| New York Central | 2 |
UP
| Union Pacific Railroad Company | 2 |