| OTZ | PAOT | Ralph Wien Memorial Airport | Kotzebue | |
| RNO | KRNO | Reno/Tahoe International Airport | Reno | |
| AMA | KAMA | Rick Husband Amarillo International Airport | Amarillo | |
| LCK | KLCK | Rickenbacker International Airport | Columbus | |
| ROA | KROA | Roanoke-Blacksburg Regional Airport | Roanoke | |
| RDM | KRDM | Roberts Field | Redmond | |
| RST | KRST | Rochester International Airport | Rochester | |
| MFR | KMFR | Rogue Valley International-Medford Airport | Medford | |
| SBA | KSBA | Santa Barbara Municipal Airport | Santa Barbara | |
| SAV | KSAV | Savannah/Hilton Head Airport | Savannah | |
| SHV | KSHV | Shreveport Regional Airport | Shreveport | |
| SBN | KSBN | South Bend Regional | South Bend | |
| SGF | KSGF | Springfield-Branson National Airport | Springfield | |
| STP | KSTP | St. Paul Downtown Airport | Saint Paul | |
| TLH | KTLH | Tallahassee International Airport | Tallahassee | |
| CID | KCID | The Eastern Iowa Airport | Cedar Rapids | |
| TUS | KTUS | Tucson International Airport | Tucson | |
| HPN | KHPN | Westchester County Airport | Westchester County | |
| ICT | KICT | Wichita Dwight D. Eisenhower National Airport | Wichita | |
| YIP | KYIP | Willow Run Airport | Detroit | |
| ILM | KILM | Wilmington International Airport | Wilmington | |
| CRW | KCRW | Yeager Airport | Charleston | |
| YUM | KNYL | Yuma International Airport | Yuma | |
| OCH | KOCH | A.L. Mangham Jr. Regional Airport | Nacogdoches | |
| ABR | KABR | Aberdeen Regional Airport | Aberdeen | |
| - | KGZS | Abernathy Field | Pulaski | |
| ABI | KABI | Abilene Regional Airport | Abilene | |
| ARA | KARA | Acadiana Regional Airport | New Iberia | |
| ADK | PADK | Adak Island Naval Station | Adak Island | |
| SLK | KSLK | Adirondack Airport | Saranac Lake | |
| AIK | KAIK | Aiken Municipal Airport | Aiken | |
| AKK | - | Akhiok Sea Plane Base | Akhiok | |
| KKI | - | Akiachak Sea Plane Base | Akiachak | |
| AKI | - | Akiak Airport | Akiak | |
| AKC | KAKR | Akron Fulton International Airport | Akron | |
| KQA | - | Akutan Airport | Akutan | |
| AUK | - | Alakanuk Airport | Alakanuk | |
| ALM | KALM | Alamogordo Municipal Airport | Alamogordo | |
| ALS | KALS | Alamosa Municipal Airport | Alamosa | |
| OAJ | KOAJ | Albert J Ellis Airport | Richlands | |
| WKK | - | Aleknagik Airport | Aleknagik | |
| AEX | KAEX | Alexandria International Airport | Alexandria | |
| ALI | KALI | Alice International Airport | Alice | |
| ALZ | - | Alitak Sea Plane Base | Alitak | |
| AET | - | Allakaket Airport | Allakaket | |
| AGC | KAGC | Allegheny County Airport | Pittsburgh | |
| AIA | KAIA | Alliance Airport | Alliance | |
| APN | KAPN | Alpena County Regional Airport | Alpena | |
| ALE | - | Alpine-Casparis Municipal Airport | Alpine | |
| AOO | KAOO | Altoona Airport | Altoona | |