APHX
| Air Products Polymers LP | 1 |
BNSF
| BNSF Railway | 2 |
CHVX
| Chevron Phillips Chemical Company | 1 |
DOWX
| Dow Chemical Company | 5 |
GATX
| General American Marks Company | 1 |
KPCX
| Koppers Industries Incorporated | 2 |
KRR
| Kiamichi | 1 |
MKT
| Missouri-Kansas-Texas | 1 |
RPCX
| Railroad Passenger Car Numbering Bureau | 2 |
SLSF
| Saint Louis-San Francisco | 12 |
TAEX
| Andersons | 1 |
TGOX
| First Union Rail | 2 |
TILX
| Trinity Industries Leasing Company | 3 |
UP
| Union Pacific Railroad Company | 6 |
UPP
| Union Pacific Passenger | 22 |
UPT
| Union Pacific Tender | 2 |
UTLX
| Union Tank Car Company | 2 |