ARR
| Alaska Railroad | 1 |
CTCX
| Endasa S.A. De C.V. | 1 |
GATX
| General American Marks Company | 3 |
GRYX
| Transmatrix, Inc. | 1 |
MRL
| Montana Rail Link | 1 |
RUSX
| First Union Rail | 1 |
SP
| Southern Pacific | 1 |
TILX
| Trinity Industries Leasing Company | 2 |
UTLX
| Union Tank Car Company | 3 |