AMTK
| Amtrak | 4 |
CVSR
| Cuyahoga Valley Scenic RR | 1 |
DCFB
| Dodge City Ford and Bucklin Railroad Com | 1 |
FWRH
| FWRH | 1 |
KCS
| Kansas City Southern | 1 |
LI
| Long Island Rail Road Company | 1 |
RBX
| Ringling Bros. and Barnum and Bailey | 1 |
REX
| Railway Express Agency, Inc. | 1 |
UPP
| Union Pacific Passenger | 3 |