AMTK
| Amtrak | 100 |
ATSF
| Atchison Topeka & Santa Fe | 1 |
CIC
| Cedar Rapids & Iowa City | 1 |
CNRY
| Cincinnati Railway | 1 |
DLMX
| Daylight Locomotives and Machine Works Incorporated | 2 |
DLW
| Delaware Lackawanna & Western | 1 |
EV
| Everett Railroad | 1 |
GN
| Great Northern | 1 |
IAIS
| Iowa Interstate | 1 |
JTFS
| JTFS | 1 |
MARC
| Maryland Transit Administration | 1 |
MCVX
| Massuchusetts Call/Volunteer Firefighters Assoc. | 1 |
METX
| METRA | 4 |
MPA
| Maryland and Pennsylvania Railroad | 1 |
MRLX
| Mid America Rail Car Leasing | 11 |
NCBX
| New Century Rail Transport LLC | 1 |
NJT
| New Jersey Transit | 26 |
NRM
| NRM | 1 |
NRTX
| Nashville Music City Star | 6 |
NS
| Norfolk Southern | 3 |
PNWC
| PNWC | 1 |
PPCX
| AAPRCO Register Private Cars | 9 |
PRPX
| Pacific Railroad Preservation Assoc | 1 |
RBBX
| Ringling Bros. and Barnum and Bailey | 32 |
RDG
| Reading Railroad | 8 |
RPCX
| Railroad Passenger Car Numbering Bureau | 1 |
SLRG
| San Luis and Rio Grande Railroad | 1 |
SRC
| Strasburg Railroad | 2 |
UP
| Union Pacific Railroad Company | 1 |
UTA
| UTA | 1 |
VRIC
| Virginia Rail Investment | 1 |
WSOR
| Wisconsin & Southern | 1 |