United States
| Country code | US |
| Country code (3 digit) | USA |
| Continent | North America |
| Flight Information Regions | 22 |
| Airports | 25,473 |
| METARs | 2,500 |
| Size | 9,447,945 km2 |
| AIP |
Flight Information Regions (FIRs) in United States
| ICAO | Name | Airports |
|---|---|---|
| KZHU | Houston FIR | 2228 |
| KZMP | Minneapolis FIR | 1947 |
| KZFW | Ft Worth FIR | 1495 |
| KZKC | Kansas City FIR | 1413 |
| KZAU | Chicago FIR | 1409 |
| KZBW | Boston FIR | 1395 |
| KZLA | Los Angeles FIR | 1312 |
| KZSE | Seattle FIR | 1305 |
| KZDC | Washington FIR | 1297 |
| KZOB | Cleveland FIR | 1173 |
| KZLC | Salt Lake FIR | 1135 |
| KZTL | Atlanta FIR | 1104 |
| KZME | Memphis FIR | 1073 |
| KZID | Indianapolis FIR | 1040 |
| KZDV | Denver FIR | 1016 |
| KZJX | Jacksonville FIR | 1002 |
| PAZA | Anchorage Arctic FIR | 977 |
| KZNY | New York FIR | 934 |
| KZAB | Albuquerque FIR | 906 |
| KZOA | Oakland FIR | 733 |
| KZMA | Miami FIR | 552 |
| KZAK | Oakland Oceanic West FIR | 171 |
Airports in United States
Sorted by ICAO code or airport identifier, first all airports with a METAR
| ID | Name | IATA | FIR | METAR | City | Type |
|---|---|---|---|---|---|---|
| KATW | Appleton International Airport | ATW | Minneapolis FIR | M  | Appleton | Midsized airport |
| KATY | Watertown Regional Airport | ATY | Minneapolis FIR | V  | Watertown | Midsized airport |
| KAUG | Augusta State Airport | AUG | Boston FIR | V  | Augusta | Midsized airport |
| KAUH | Aurora Municipal-Al Potter Field | Minneapolis FIR | V | Aurora | Midsized airport | |
| KAUM | Austin Municipal Airport | AUM | Minneapolis FIR | V  | Austin | Midsized airport |
| KAUN | Auburn Municipal Airport | AUN | Oakland FIR | V | Auburn | Midsized airport |
| KAUO | Auburn University Regional Airport | AUO | Atlanta FIR | V  | Auburn | Midsized airport |
| KAUS | Austin-Bergstrom International Airport | AUS | Houston FIR | M | Austin | Large airport |
| KAUW | Wausau Downtown Airport | AUW | Minneapolis FIR | I | Wausau | Midsized airport |
| KAVC | Mecklenburg-Brunswick Regional Airport | Washington FIR | M | South Hill | Midsized airport | |
| KAVK | Alva Regional Airport | Kansas City FIR | V | Alva | Midsized airport | |
| KAVL | Asheville Regional Airport | AVL | Atlanta FIR | V | Asheville | Large airport |
| KAVP | Wilkes-Barre/Scranton International Airport | AVP | New York FIR | V | Wilkes-Barre/Scranton | Midsized airport |
| KAVQ | Marana Regional Airport | AVW | Albuquerque FIR | V | Marana | Midsized airport |
| KAVX | Catalina Airport | AVX | Los Angeles FIR | V | Avalon | Midsized airport |
| KAWG | Washington Municipal Airport | Chicago FIR | M | Washington | Midsized airport | |
| KAWM | West Memphis Municipal Airport | AWM | Memphis FIR | V | West Memphis | Midsized airport |
| KAWO | Arlington Municipal Airport | Seattle FIR | M | Arlington | Midsized airport | |
| KAXA | Algona Municipal Airport | AXG | Minneapolis FIR | V | Algona | Midsized airport |
| KAXH | Houston/Southwest Airport | Houston FIR | M | Houston | Midsized airport | |
| KAXN | Chandler Field | AXN | Minneapolis FIR | M | Alexandria | Midsized airport |
| KAXS | Altus/Quartz Mountain Regional Airport | AXS | Ft Worth FIR | V | Altus | Midsized airport |
| KAXV | Neil Armstrong Airport | AXV | Indianapolis FIR | V | Wapakoneta | Midsized airport |
| KAXX | Angel Fire Airport | AXX | Albuquerque FIR | V | Angel Fire | Midsized airport |
| KAYS | Waycross-Ware County Airport | AYS | Jacksonville FIR | V | Waycross | Midsized airport |
| KAZC | Colorado City Municipal Airport | Los Angeles FIR | V | Colorado City | Midsized airport | |
| KAZE | Hazlehurst Airport | Jacksonville FIR | V | Hazlehurst | Midsized airport | |
| KAZO | Kalamazoo/Battle Creek International Airport | AZO | Chicago FIR | V | Kalamazoo | Midsized airport |
| KBAB | Beale Air Force Base | BAB | Oakland FIR | M | Marysville | Midsized airport |
| KBAC | Barnes County Municipal Airport | Minneapolis FIR | V | Valley City | Midsized airport | |
| KBAD | Barksdale Air Force Base | BAD | Ft Worth FIR | V | Bossier City | Midsized airport |
| KBAF | Westfield-Barnes Regional | BAF | Boston FIR | V | Westfield/Springfield | Midsized airport |
| KBAK | Columbus Municipal Airport | CLU | Indianapolis FIR | M | Columbus | Midsized airport |
| KBAM | Battle Mountain Airport | BAM | Salt Lake FIR | V | Battle Mountain | Midsized airport |
| KBAN | Bridgeport(MCMWT Weather Station | Oakland FIR | V | Weather service | ||
| KBAX | Huron County Memorial Airport | Cleveland FIR | V | Bad Axe | Midsized airport | |
| KBAZ | New Braunfels National Airport | Houston FIR | I  | New Braunfels | Midsized airport | |
| KBBB | Benson Municipal Airport | BBB | Minneapolis FIR | V | Benson | Midsized airport |
| KBBD | Curtis Field | BBD | Houston FIR | V | Brady | Midsized airport |
| KBBG | Branson Airport | BKG | Memphis FIR | V | Branson | Midsized airport |
| KBBP | Marlboro County Jetport-H E Avent Field | BTN | Jacksonville FIR | V | Bennettsville | Midsized airport |
| KBBW | Broken Bow Municipal/Keith Glaze Field | BBW | Denver FIR | V | Broken Bow | Midsized airport |
| KBCB | Virginia Tech/Montgomery Executive Airport | BCB | Washington FIR | V | Blacksburg | Midsized airport |
| KBCE | Bryce Canyon Airport | BCE | Salt Lake FIR | V | Bryce Canyon | Midsized airport |
| KBCK | Black River Falls Area Airport | Minneapolis FIR | I | Black River Falls | Midsized airport | |
| KBCR | Tri-County Airport | Jacksonville FIR | V  | Bonifay | Midsized airport | |
| KBCT | Boca Raton Airport | BCT | Miami FIR | V | Boca Raton | Midsized airport |
| KBDE | Baudette International Airport | BDE | Minneapolis FIR | V | Baudette | Midsized airport |
| KBDG | Blanding Municipal Airport | BDG | Denver FIR | V | Blanding | Midsized airport |
| KBDH | Willmar Municipal/John L Rice Field | BDH | Minneapolis FIR | V | Willmar | Midsized airport |
Showing 301-350 of 20,295 items.