CSX
| CSX Railroad | 4 |
GPSX
| Georgia-Pacific Corporation Eastern Wood Products Mfg.Divisi | 1 |
IC
| Illinois Central | 1 |
IFRX
| Infinity Rail LLC | 1 |
RBMN
| Reading Blue Mountain & Northern | 1 |
SCWX
| South Carolina Public Service Authority | 1 |
SEFX
| North American Rails Leasing Corporation | 5 |
SGLR
| Seminole Gulf | 1 |
SOU
| Southern | 10 |