A
| Station | City | State/Prov. | Code | Ridership | Notes |
|---|---|---|---|---|---|
| Aberdeen | Aberdeen | Maryland | ABE | ||
| Absecon | Absecon | New Jersey | ABN | Thruway Connection New Jersey Transit station | |
| Adelanto Junction | Victorville | California | ADE | Amtrak Thruway Motorcoach station | |
| Albany | Albany | Oregon | ALY | ||
| Albany-Rensselaer | Rensselaer | New York | ALB | 830,740 | |
| Albion | Albion | Michigan | ALI | ||
| Alvarado Transportation Center | Albuquerque | New Mexico | ABQ | 71,848 | |
| Aldershot | Aldershot | Ontario | AST | (Canadian railway station used by the joint Via Rail/Amtrak Maple Leaf train) | |
| Alderson | Alderson | West Virginia | ALD | ||
| Union Station | Alexandria | Virginia | ALX | 139,837 | |
| Allensworth State Park | Earlimart | California | CNL | flag stop | |
| Alliance | Alliance | Ohio | ALC | ||
| Alpine | Alpine | Texas | ALP | ||
| Alton | Alton | Illinois | ALN | ||
| Altoona Transportation Center | Altoona | Pennsylvania | ALT | 25,185 | |
| Amherst | Amherst | Massachusetts | AMM | ||
| Amsterdam | Amsterdam | New York | AMS | ||
| Anaheim | Anaheim | California | ANA | 331,666 | |
| Ann Arbor | Ann Arbor | Michigan | ARB | 140,735 | |
| Anniston | Anniston | Alabama | ATN | ||
| Antioch-Pittsburg | Antioch | California | ACA | ||
| Appleton Transit Center | Appleton | Wisconsin | APP | Amtrak Thruway Motorcoach station | |
| Arcata | Arcata | California | ARC | Amtrak Thruway Motorcoach station | |
| Ardmore | Ardmore | Oklahoma | ADM | ||
| Ardmore | Ardmore | Pennsylvania | ARD | ||
| Arkadelphia | Arkadelphia | Arkansas | ARK | -Flag stop- for Texas Eagle trains | |
| Ashland, Kentucky | Ashland | Kentucky | AKY | ||
| Ashland | Ashland | Oregon | AHL | Amtrak Thruway Motorcoach station | |
| Ashland, Virginia | Ashland | Virginia | ASD | ||
| Aspen | Aspen | Colorado | ASX | Aspen Shuttle Door to Door Service | |
| Astoria Mini Mart | Astoria | Oregon | ARI | Oregon Coachways Thruway bus stop | |
| Astoria Transit Center | Astoria | Oregon | ART | Oregon Coachways Thruway bus stop | |
| Atascadero | Atascadero | California | ATA | Amtrak Thruway Motorcoach station | |
| Atco | Atco | New Jersey | ATO | Thruway Connection New Jersey Transit station | |
| Peachtree Station | Atlanta | Georgia | ATL | 112,364 | |
| Atlantic City Rail Terminal | Atlantic City | New Jersey | ACY | Thruway Connection New Jersey Transit station | |
| Atmore | Atmore | Alabama | ATR | ||
| Auburn | Auburn | California | ARN | ||
| Austin | Austin | Texas | AUS | 31,968 |
Read more about this topic: Amtrak Stations