BNSF
| BNSF Railway | 8 |
CALA
| Carolina Southern | 1 |
CNJ
| Central Rail Road of New Jersey | 1 |
CP
| Canadian Pacific Railway | 6 |
CSX
| CSX Railroad | 6 |
DOTX
| USDOT/Federal Railroad Administration | 2 |
MP
| Missouri Pacific | 1 |
NS
| Norfolk Southern | 38 |
SLSF
| Saint Louis-San Francisco | 2 |