AMTK
| Amtrak | 4 |
AOE
| American Orient Express | 1 |
ARR
| Alaska Railroad | 1 |
BKSX
| BKSX | 1 |
GCRY
| Grand Canyon Railway | 11 |
NP
| Northern Pacific | 11 |
RBBX
| Ringling Bros. and Barnum and Bailey | 1 |
SDRX
| Central Puget Sound Regional Transit Authority | 1 |
SNDX
| Sound Transit | 1 |
UP
| Union Pacific Railroad Company | 1 |