ABB
| Akron and Barberton Belt Railroad Company | 1 |
ACJ
| Ashtabula, Carson & Jefferson Scenic | 3 |
ACY
| Akron, Canton & Youngstown | 16 |
BBCX
| ABB Power Generation Incorporated | 1 |
BLE
| Bessemer & Lake Erie | 1 |
BO
| Baltimore & Ohio | 21 |
BRP
| BRP | 1 |
BSRY
| BSRY | 2 |
CN
| Canadian National Railways | 6 |
CNJ
| Central Rail Road of New Jersey | 1 |
CO
| Chesapeake & Ohio | 27 |
CP
| Canadian Pacific Railway | 1 |
CR
| Conrail | 6 |
CSX
| CSX Railroad | 1 |
DLW
| Delaware Lackawanna & Western | 2 |
DTI
| Detroit Toledo & Ironton | 1 |
EL
| Erie Lackawanna | 33 |
ERIE
| Erie Railroad | 13 |
FLNX
| R.P. Flynn Incorporated d/b/a Ohio Railway Supply | 84 |
GRNR
| Grand River Railway Company | 2 |
HVSR
| Hocking Valley Scenic | 1 |
KRL
| Kasgro Rail Lines | 5 |
LMIX
| Loram Maintenance of Way Inc. | 1 |
MRHF
| MRHF | 4 |
NKP
| Nickel Plate | 2 |
NW
| Norfolk & Western | 2 |
NYC
| New York Central | 10 |
NYOW
| New York, Ontario & Western | 1 |
OHIC
| Ohi-Rail Corporation | 3 |
PC
| Penn Central | 5 |
PRR
| Pennsylvania Railroad | 7 |
RFP
| Richmond Fredericksburg & Potomac | 1 |
SBD
| Seaboard System | 3 |
SCL
| Seaboard Coast Line | 2 |
TEXX
| TEXX | 5 |
UP
| Union Pacific Railroad Company | 1 |
WE
| Wheeling & Lake Erie | 30 |
WLE
| WLE | 3 |