BN
| Burlington Northern | 1 |
CNW
| Chicago & Northwestern | 4 |
CRDX
| Chicago Freight Car Leasing Company | 2 |
CSX
| CSX Railroad | 1 |
GACX
| General American Marks Company | 1 |
GBRX
| Greenbrier Leasing Corporation | 1 |
ICG
| Illinois Central Gulf | 1 |
KSPX
| KSPX | 1 |
LEHX
| Lehigh Cement Company | 2 |
MMID
| Maryland Midland | 1 |
MP
| Missouri Pacific | 1 |
NYC
| New York Central | 1 |
SOO
| Soo Line | 4 |
SPMX
| SPMX | 2 |
UNPX
| Procor Limited | 1 |
WFRX
| WELLS FARGO RAIL CORPORATION | 1 |