CSX
| CSX Railroad | 73 |
GPSX
| Georgia-Pacific Corporation Eastern Wood Products Mfg.Divisi | 14 |
IFRX
| Infinity Rail LLC | 7 |
KSCX
| KAPSTONE CHARLESTON KRAFT, LLC | 2 |
MBCX
| Chicago Freight Car Leasing Co | 1 |
UCSX
| International Paper Company | 2 |
WVCX
| Mead-Westvaco Corporation | 4 |