AMTK
| Amtrak | 7 |
CNJ
| Central Rail Road of New Jersey | 5 |
CO
| Chesapeake & Ohio | 5 |
DOTX
| USDOT/Federal Railroad Administration | 3 |
GCRY
| Grand Canyon Railway | 1 |
GOLD
| GOLD | 1 |
KITC
| KITC | 1 |
LC
| Lancaster & Chester | 1 |
LITT
| LITT | 1 |
LN
| Louisville & Nashville | 1 |
MKT
| Missouri-Kansas-Texas | 5 |
MNCR
| Metro North Commuter Railway | 1 |
NCBX
| New Century Rail Transport LLC | 1 |
NS
| Norfolk Southern | 4 |
NYC
| New York Central | 1 |
NYGL
| New York and Greenwood Lake Railroad | 1 |
PPCX
| AAPRCO Register Private Cars | 3 |
PR
| Palmetto Railways | 2 |
PRR
| Pennsylvania Railroad | 1 |
RBMN
| Reading Blue Mountain & Northern | 43 |
RDG
| Reading Railroad | 45 |
SUEX
| SUEX | 2 |