| LEW | KLEW | Auburn Lewiston Municipal Airport | Lewiston | |
|
| AUO | KAUO | Auburn Opelika Robert G. Pitts Airport | Auburn | |
|
| AVO | KAVO | Avon Park Executive Airport | Avon Park | |
|
| BNG | KBNG | Banning Municipal Airport | Banning | |
|
| DLL | KDLL | Baraboo Wisconsin Dells Airport | Dillon | |
|
| WDR | KWDR | Barrow County Airport | Winder | |
|
| BOW | KBOW | Bartow Municipal Airport | Bartow | |
|
| BFT | KARW | Beaufort County Airport | Beaufort | |
|
| BMT | KBMT | Beaumont Municipal Airport | - | |
|
| WBQ | PAWB | Beaver Airport | Beaver | |
|
| BEC | KBEC | Beech Factory Airport | - | |
|
| UDD | KUDD | Bermuda Dunes Airport | - | |
|
| BMX | PABM | Big Mountain Airport | Big Mountain | |
|
| SPF | KSPF | Black Hills Airport-Clyde Ice Field | Spearfish | |
|
| BID | KBID | Block Island State Airport | Block Island | |
|
| BCT | KBCT | Boca Raton Airport | Boca Raton | |
|
| ASH | KASH | Boire Field | Nashua | |
|
| WBU | KBDU | Boulder Municipal Airport | Boulder | |
|
| POC | KPOC | Brackett Field | La Verne | |
|
| KTS | PFKT | Brevig Mission Airport | Teller Mission | |
|
| HDE | KHDE | Brewster Field | Holdrege | |
|
| BMC | KBMC | Brigham City Airport | Brigham City | |
|
| SUT | KSUT | Brunswick County Airport | - | |
|
| CCR | KCCR | Buchanan Field | Concord | |
|
| BXK | KBXK | Buckeye Municipal Airport | Buckeye | |
|
| CCB | KCCB | Cable Airport | Upland | |
|
| CXL | KCXL | Calexico International Airport | Calexico | |
|
| CNY | KCNY | Canyonlands Field | Moab | |
|
| CXY | KCXY | Capital City Airport | - | |
|
| FFT | KFFT | Capital City Airport | Frankfort | |
|
| PUC | KPUC | Carbon County Regional/Buck Davis Field | Price | |
|
| CGZ | KCGZ | Casa Grande Municipal Airport | Casa Grande | |
|
| AVX | KAVX | Catalina Airport | Avalon | |
|
| CEM | PACE | Central Airport | Central | |
|
| CIK | PACI | Chalkyitsik Airport | Chalkyitsik | |
|
| PGD | KPGD | Charlotte County Airport | Punta Gorda | |
|
| DKK | KDKK | Chautauqua County-Dunkirk Airport | Dunkirk | |
|
| CYF | PACK | Chefornak Airport | Chefornak | |
|
| CLS | KCLS | Chehalis Centralia Airport | Chehalis | |
|
| NCN | PFCB | Chenega Bay Airport | New Chenega | |
|
| CTH | KMQS | Chester County G O Carlson Airport | Coatesville | |
|
| VAK | PAVA | Chevak Airport | Chevak | |
|
| CIC | KCIC | Chico Municipal Airport | Chico | |
|
| CNO | KCNO | Chino Airport | Chino | |
|
| IRC | PACR | Circle City /New/ Airport | Circle | |
|
| CKV | KCKV | Clarksville–Montgomery County Regional Airport | Clarksville | |
|
| CLW | KCLW | Clearwater Air Park | Clearwater | |
|
| CWI | KCWI | Clinton Municipal Airport | Clinton | |
|
| CVN | KCVN | Clovis Municipal Airport | Clovis | |
|
| CFV | KCFV | Coffeyville Municipal Airport | Coffeyville | |
|