AGR
| Alabama and Gulf Coast | 1 |
AM
| Arkansas & Missouri | 1 |
BN
| Burlington Northern | 3 |
FXE
| Ferromex | 1 |
GNRR
| Georgia Northeastern | 1 |
GNWR
| Genesee and Wyoming Railroad Company | 1 |
HESR
| Huron and Eastern | 1 |
KWT
| KWT Railway | 1 |
LVRC
| Lamoille Valley | 1 |
RGCX
| Rio Grande Chemical LTD | 1 |