APD
| Albany Port District | 4 |
APR
| APR | 1 |
ATSF
| Atchison Topeka & Santa Fe | 1 |
BN
| Burlington Northern | 4 |
BO
| Baltimore & Ohio | 6 |
CBQ
| Chicago Burlington & Quincy | 1 |
CCO
| Clinchfield | 2 |
CN
| Canadian National Railways | 9 |
CP
| Canadian Pacific Railway | 7 |
CR
| Conrail | 1 |
CRIP
| Chicago Rock Island & Pacific | 1 |
CSX
| CSX Railroad | 9 |
DH
| Delaware & Hudson | 1 |
DUPX
| Du Pont De Nemours and Company Incorporated | 1 |
EJE
| Elgin Joliet and Eastern | 1 |
FGLK
| Finger Lakes Railway | 1 |
GN
| Great Northern | 1 |
IC
| Illinois Central | 2 |
IHB
| Indiana Harbor Belt | 20 |
MCVX
| Massuchusetts Call/Volunteer Firefighters Assoc. | 1 |
MMA
| Montreal, Maine & Atlantic | 14 |
NS
| Norfolk Southern | 1 |
NSHR
| North Shore | 3 |
NW
| Norfolk & Western | 2 |
NYC
| New York Central | 2 |
PLE
| Pittsburgh & Lake Erie | 1 |
RPCX
| Railroad Passenger Car Numbering Bureau | 1 |
SNC
| Saratoga & North Creek Railway | 1 |
SOO
| Soo Line | 3 |
SOU
| Southern | 2 |
UPP
| Union Pacific Passenger | 1 |
VGNX
| VGNX | 1 |