AM
| Arkansas & Missouri | 3 |
ATSF
| Atchison Topeka & Santa Fe | 11 |
CBQ
| Chicago Burlington & Quincy | 3 |
CBRX
| Charles Barthold | 4 |
CN
| Canadian National Railways | 1 |
CNW
| Chicago & Northwestern | 1 |
CRIP
| Chicago Rock Island & Pacific | 2 |
CS
| Colorado & Southern | 3 |
CTS
| Cumbres & Toltec Scenic | 1 |
ESNA
| Eureka Springs and North Arkansas | 6 |
GN
| Great Northern | 1 |
MILW
| Milwaukee Road | 5 |
MRLX
| Mid America Rail Car Leasing | 2 |
OKRX
| Oklahoma Railway Museum Ltd | 2 |
PPCX
| AAPRCO Register Private Cars | 4 |
PVTC
| PVTC | 2 |
RI
| RI | 4 |
RPCX
| Railroad Passenger Car Numbering Bureau | 7 |
SEKR
| Southeast Kansas Railroad Company | 11 |
SOU
| Southern | 3 |
TSU
| Tulsa-Sapulpa Union Railway | 4 |
UPP
| Union Pacific Passenger | 7 |
VIA
| Via Rail Canada | 1 |
WRHX
| Creative Charters Inc | 5 |