AMTK
| Amtrak | 7 |
BCLR
| Bay Colony | 2 |
CV
| Central Vermont | 57 |
DRS
| DRS | 2 |
ES
| ES | 6 |
GNWR
| Genesee and Wyoming Railroad Company | 2 |
KBR
| KBR | 5 |
LINK
| LINK | 2 |
MEC
| Maine Central | 2 |
NEBR
| NEBR | 1 |
NECR
| New England Central | 14 |
PW
| Providence and Worcester | 321 |
RELA
| RELA | 3 |
SPSX
| Progress Rail Services Corp | 10 |
TVRR
| Tulare Valley Railroad Company | 3 |
VSR
| Valley & Siletz RR | 31 |