AMTK
| Amtrak | 53 |
CRRX
| Canon City and Royal Gorge Railroad LLC | 6 |
CTVX
| Cleveland Terminal and Valley Railway Incorporated | 1 |
HALX
| Holland American Line - Westours Incorporated | 8 |
MARC
| Maryland Transit Administration | 25 |
PPCX
| AAPRCO Register Private Cars | 9 |
RVIX
| Rail Ventures Inc | 1 |
TRCX
| Florida Tri-Rail | 1 |
VRE
| Virginia Railway Express | 4 |