| 04G |
Lansdowne Airport |
| 06A |
Moton Field Municipal Airport |
| 06C |
Schaumburg Regional |
| 06N |
Randall Airport |
| 09J |
Jekyll Island Airport |
| 0A9 |
Elizabethton Municipal Airport |
| 0G6 |
Williams County Airport |
| 0G7 |
Finger Lakes Regional Airport |
| 0P2 |
Shoestring Aviation Airfield |
| 0S9 |
Jefferson County Intl |
| 0W3 |
Harford County Airport |
| 10C |
Galt Field Airport |
| 17G |
Port Bucyrus-Crawford County Airport |
| 19A |
Jackson County Airport |
| 1A3 |
Martin Campbell Field Airport |
| 1B9 |
Mansfield Municipal |
| 1C9 |
Frazier Lake Airpark |
| 1CS |
Clow International Airport |
| 1G3 |
Kent State Airport |
| 1G4 |
Grand Canyon West Airport |
| 1H2 |
Effingham Memorial Airport |
| 1OH |
Fortman Airport |
| 1RL |
Point Roberts Airpark |
| 23M |
Clarke CO |
| 24C |
Lowell City Airport |
| 24J |
Suwannee County Airport |
| 25D |
Forest Lake Airport |
| 29D |
Grove City Airport |
| 2A0 |
Mark Anton Airport |
| 2B2 |
Plum Island Airport |
| 2G2 |
Jefferson County Airpark |
| 2G9 |
Somerset County Airport |
| 2H0 |
Shelby County Airport |
| 2J9 |
Quincy Municipal Airport |
| 369 |
Atmautluak Airport |
| 36U |
Heber City Municipal Airport |
| 38W |
Lynden Airport |
| 3D2 |
Ephraim-Gibraltar Airport |
| 3G3 |
Wadsworth Municipal |
| 3G4 |
Ashland County Airport |
| 3J1 |
Ridgeland Airport |
| 3W2 |
Put-in-Bay Airport |
| 40J |
Perry-Foley Airport |
| 41N |
Braceville Airport |
| 47A |
Cherokee County Airport |
| 49A |
Gilmer County Airport |
| 49X |
Chemehuevi Valley |
| 4A4 |
Polk County Airport - Cornelius Moore Field |
| 4A7 |
Clayton County Tara Field |
| 4A9 |
Isbell Field Airport |
| 4B8 |
Robertson Field |
| 4G0 |
Pittsburgh-Monroeville Airport |
| 4G2 |
Hamburg Inc Airport |
| 4G4 |
Youngstown Elser Metro Airport |
| 4I7 |
Putnam County Airport |
| 4U9 |
Dell Flight Strip |
| 52A |
Madison GA Municipal Airport |
| 54J |
DeFuniak Springs Airport |
| 55J |
Fernandina Beach Municipal Airport |
| 55S |
Packwood |
| 57C |
East Troy Municipal Airport |
| 5B2 |
Saratoga County Airport |
| 60J |
Ocean Isle Beach Airport |
| 6A2 |
Griffin-Spalding County Airport |
| 6J4 |
Saluda County |
| 6K8 |
Tok Junction Airport |
| 6S0 |
Big Timber Airport |
| 6S2 |
Florence |
| 6Y8 |
Welke Airport |
| 70J |
Cairo-Grady County Airport |
| 70N |
Spring Hill Airport |
| 7A4 |
Foster Field |
| 7D9 |
Germack Airport |
| 7N7 |
Spitfire Aerodrome |
| 8M8 |
Garland Airport |
| 93C |
Richland Airport |
| 99N |
Bamberg County Airport |
| 9A1 |
Covington Municipal Airport |
| 9A5 |
Barwick Lafayette Airport |
| 9G1 |
Rock Airport |
| A39 |
Phoenix Regional Airport |
| A50 |
Colorado Springs East |
| AAF |
Apalachicola Regional Airport |
| AAP |
Andrau Airport |
| ABE |
Lehigh Valley Intl |
| ABI |
Abilene Rgnl |
| ABL |
Ambler Airport |
| ABR |
Aberdeen Regional Airport |
| ABY |
Southwest Georgia Regional Airport |
| ACJ |
Jimmy Carter Regional |
| ACT |
Waco Rgnl |
| ACV |
Arcata |
| ACY |
Atlantic City Intl |
| ADK |
Adak Airport |
| ADM |
Ardmore Muni |
| ADQ |
Kodiak |
| ADS |
Addison |
| ADW |
Andrews Afb |
| AET |
Allakaket Airport |
| AEX |
Alexandria Intl |
| AFE |
Kake Airport |
| AFW |
Fort Worth Alliance Airport |
| AGC |
Allegheny County Airport |
| AGN |
Angoon Seaplane Base |
| AGS |
Augusta Rgnl At Bush Fld |
| AHN |
Athens Ben Epps Airport |
| AIA |
Alliance Municipal Airport |
| AIK |
Municipal Airport |
| AIN |
Wainwright Airport |
| AIZ |
Lee C Fine Memorial Airport |
| AKB |
Atka Airport |
| AKC |
Akron Fulton Intl |
| AKI |
Akiak Airport |
| AKK |
Akhiok Airport |
| AKN |
King Salmon |
| AKP |
Anaktuvuk Pass Airport |
| ALI |
Alice Intl |
| ALM |
Alamogordo White Sands Regional Airport |
| ALO |
Waterloo Regional Airport |
| ALS |
San Luis Valley Regional Airport |
| ALW |
Walla Walla Regional Airport |
| ALX |
Alexandria |
| ALZ |
Alitak Seaplane Base |
| AMA |
Rick Husband Amarillo Intl |
| ANB |
Anniston Metro |
| AND |
Anderson Rgnl |
| ANI |
Aniak Airport |
| ANN |
Annette Island |
| ANP |
Lee Airport |
| ANQ |
Tri-State Steuben County Airport |
| ANV |
Anvik Airport |
| AOH |
Lima Allen County Airport |
| AOO |
Altoona Blair Co |
| AOS |
Amook Bay Seaplane Base |
| APA |
Centennial |
| APC |
Napa County Airport |
| APF |
Naples Muni |
| APG |
Phillips Aaf |
| APN |
Alpena County Regional Airport |
| AQC |
Klawock Seaplane Base |
| ARA |
Acadiana Rgnl |
| ARB |
Ann Arbor Municipal Airport |
| ARC |
Arctic Village Airport |
| ART |
Watertown Intl |
| ARV |
Lakeland |
| ASE |
Aspen Pitkin County Sardy Field |
| ASH |
Boire Field Airport |
| AST |
Astoria Regional Airport |
| ATK |
Atqasuk Edward Burnell Sr Memorial Airport |
| ATT |
Camp Mabry Austin City |