- Cross Winds AirportIdent: C72Serves: Clayton
- Cross' Farm AirportIdent: 4NY4Serves: Delmar
- Cross-B AirportIdent: 24XAServes: San Antonio
- Cross-Country Estates AirportIdent: 07TSServes: Hutto
- Crosscut FieldIdent: 91XAServes: Big Sandy
- Crossroad AirportIdent: 14VTServes: Newport Center
- Crosswind Farm AirportIdent: FL19Serves: Ocala
- Crosswind Lake AirportIdent: 1AK2Serves: Crosswind Lake
- Crosswind Meadows AirportIdent: 39OHServes: Minerva
- Crosswinds AirfieldIdent: PN00Serves: Sassamansville
- Crosswinds AirportIdent: 2CA3Serves: Twentynine Palms
- Crosswinds-Wilson Private AirportIdent: SC37Serves: Cross
- Crow-Mag AirportIdent: 33ORServes: Elmira
- Crowley Ranch AirstripIdent: 78ORServes: Crowley
- Crown Ranch AirparkIdent: 42MTServes: Seeley Lake
- Crownpoint AirportIdent: K0E8Serves: Crownpoint
- Crump AirportIdent: MI22Serves: Niles
- Crumrod AirportIdent: 91ASServes: Elaine
- Cruzan FieldIdent: 9II4Serves: Arcadia
- Crystal AirportIdent: 46CNServes: Llano
- Crystal AirportIdent: KMICServes: Minneapolis
- Crystal AirportIdent: MI41Serves: St. Clair
- Crystal City Municipal AirportIdent: K20RServes: Crystal City
- Crystal Lake AirparkIdent: 0GE1Serves: Irwinville
- Crystal Lake AirportIdent: K5M5Serves: Decatur
- Crystal Lakes AirportIdent: 25COServes: Red Feather Lakes
- Crystal Lakes Resort AirportIdent: 01MTServes: Fortine
- Crystal Ridge AirportIdent: 3AR6Serves: Little Rock
- Crystal River AirportIdent: KCGCServes: Crystal River
- Crystal Springs Ranch AirportIdent: UT54Serves: Leeds
- Crystal Village AirportIdent: 2FL0Serves: Wausau
- Cuatros Vientos AirportIdent: PA25Serves: Quaker City
- Cub Acres AirportIdent: 6WI0Serves: Prairie Farm
- Cub Bear AirportIdent: 85WIServes: Emerald
- Cub FieldIdent: 47VTServes: Panton
- Cub FieldIdent: VA81Serves: Mineral
- Cub Haven AirportIdent: 2VG3Serves: Harrisonburg
- Cub Haven AirportIdent: FD53Serves: Dade City
- Cub Haven AirportIdent: TN30Serves: Niota
- Cub Landing CenterIdent: US-4820Serves: Posen
- Cuba Farm AirportIdent: LA33Serves: Monroe
- Cuba Municipal AirportIdent: KUBXServes: Cuba
- Cubdivision AirportIdent: 9AK7Serves: Big Lake
- Cubero AirportIdent: NM74Serves: Cubero
- Cuchara Ranch AirportIdent: CD48Serves: Walsenburg
- Cuchara Valley At La Veta AirportIdent: K07VServes: La Veta
- Cuddihy Landing StripIdent: NJ60Serves: Freehold
- Cuddy Meadows AirportIdent: ID77Serves: Cambridge
- Cuero Municipal AirportIdent: T71Serves: Cuero
- Cuinche AirportIdent: MO01Serves: Strafford
- Culberson County AirportIdent: KVHNServes: Van Horn
- Cullman Regional Airport-Folsom FieldIdent: KCMDServes: Cullman
- Culmerville AirportIdent: PN38Serves: Culmerville
- Culp AirportIdent: US-0940Serves: Francesville
- Culp Farms AirportIdent: 4IN8Serves: Rensselaer
- Culpeper Regional AirportIdent: KCJRServes: Culpeper
- Culver AirfieldIdent: 7NY4Serves: Mecklenburg
- Cumberland Municipal AirportIdent: KUBEServes: Cumberland
- Cummings AirfieldIdent: 95NYServes: Wales Center/Cowlesville/
- Cummings Farms AirfieldIdent: US-4463Serves: Franklin