CASS
| Cass Scenic | 2 |
CN
| Canadian National Railways | 1 |
CR
| Conrail | 1 |
CSX
| CSX Railroad | 2 |
CW
| Colorado and Wyoming | 1 |
DODX
| Department Of Defense | 21 |
GTTX
| TTX Company - Flat Cars | 1 |
HTTX
| TTX Company | 7 |
ICE
| Iowa Chicago and Eastern | 1 |
ITTX
| TTX Company | 17 |
JTTX
| TTX Company | 3 |
KRL
| Kasgro Rail Lines | 18 |
KWUX
| Siemens Power Corporation | 1 |
MCVX
| Massuchusetts Call/Volunteer Firefighters Assoc. | 1 |
NW
| Norfolk & Western | 4 |
NWSX
| NEW YORK RAIL LOGISTICS LLC | 1 |
OTTX
| TTX Company | 3 |
PRR
| Pennsylvania Railroad | 1 |
PTTX
| TTX Company | 2 |
QTTX
| TTX Company | 13 |
RBBX
| Ringling Bros. and Barnum and Bailey | 14 |
SOU
| Southern | 1 |
TTDX
| TTX Company - DOD Service Flats | 2 |
TTHX
| TTX Company - Flat Cars | 5 |
TTX
| TTX Company | 1 |
TTXX
| TTX Company | 2 |
XTTX
| TTX Company | 1 |