Appendix:IATA airport codes/C

CA

 * CAD (KCAD): Wexford County Airport, Cadillac, Michigan, United States
 * CAE (KCAE): Columbia Metropolitan Airport, West Columbia, South Carolina, United States
 * CAI (HECA): Cairo International Airport, Cairo, Egypt
 * CAG (LIEE): Cagliari Airport, Cagliari, Italy


 * CAJ (SVCN): Canaima Airport, Canaima, Venezuela
 * CAK (KCAK): Akron-Canton Regional Airport, Akron, Ohio near Canton, Ohio, United States
 * CAL (EGEC): Campbeltown Airport, Campbeltown, Scotland
 * CAN (ZGGG): Guangzhou Baiyun International Airport, Guangzhou, Guangdong, People's Republic of China
 * CAO (KCAO): Clayton Municipal Airpark, Clayton, New Mexico, United States
 * CAR (KCAR): Caribou Municipal Airport, Caribou, Maine, United States
 * CAS, All Airports, Casablanca, Morocco
 * CAU (SNRU): Oscar Laranjeias Airport, Caruaru, Pernambuco, Brazil
 * CAV (KCAV): Clarion Municipal Airport, Clarion, Iowa, United States
 * CAY (SOCA): Cayenne-Rochambeau Airport, Cayenne, French Guiana, France

CB

 * CBB (SLCB): Jorge Wilstermann International Airport, Cochabamba, Bolivia
 * CBE (KCBE): Greater Cumberland Regional Airport, Cumberland, Maryland, United States
 * CBF (KCBF): Council Bluffs Municipal Airport, Council Bluffs, Iowa, United States
 * CBG (EGSC): Cambridge Airport, Cambridge, England


 * CBK (KCBK): Shalz Field, Colby, Kansas, United States
 * CBL (SVCB): Ciudad Bolivar Airport, Ciudad Bolivar, Venezuela
 * CBM (KCBM): Columbus Air Force Base, Columbus, Mississippi, United States
 * CBP (LPCO): Coimbra Airport, Coimbra, Portugal
 * CBR (YSCB): Canberra International Airport, Canberra, Australia
 * CBU (EDCD): Cottbus-Drewitz, Cottbus, Germany
 * CBW (SSKM): Campo Mourão Airport, Campo Mourão, Paraná, Brazil

CC

 * CCB (KCCB): Cable Airport, Upland, California, United States
 * CCC, Cayo Coco, Cayo Coco, Cuba, Cuba
 * CCF (LFMK): Salvaza Airport, Carcassonne, France
 * CCJ (VOCL): Calicut Airport, Kozhikode (Calicut), India
 * CCK, Cocos Islands Airport, Cocos Islands, Australia
 * CCN (OACC): Chaghcharan Airport, Chaghcharan, Afghanistan
 * CCO (KCCO): Newnan Coweta County Airport, Newnan, Georgia, United States
 * CCP (SCIE): Carriel Sur International Airport, Concepción, Chile
 * CCR (KCCR): Buchanan Field, Concord, California, United States
 * CCS (SVMI): Simón Bolívar International Airport, Maiquetia (near Caracas), Venezuela
 * CCU (VECC): Netaji Subhash Chandra Bose International Airport, Dum Dum, India, near Kolkata (Calcutta)
 * CCY (KCCY): Charles City Municipal Airport, Charles City, Iowa, United States

CD

 * CDB (PACD): Cold Bay Airport, Cold Bay, Alaska, United States
 * CDC (KCDC): Cedar City Regional Airport, Cedar City, Utah, United States
 * CDG (LFPG): Charles De Gaulle International Airport, Paris, France
 * CDH (KCDH): Harrell Field, Camden, Arkansas, United States
 * CDI (KCDI): Cambridge Municipal Airport, Cambridge, Ohio, United States
 * CDJ (SBAA): Conceição do Araguaia Airport, Conceição do Araguaia, Brazil
 * CDK (KCDK): George T. Lewis Airport, Cedar Key, Florida, United States
 * CDN (KCDN): Woodward Field, Camden, South Carolina, United States
 * CDQ (YCRY): Croydon Airport, Croydon, Queensland, Australia
 * CDR (KCDR): Chadron Municipal Airport, Chadron, Nebraska, United States
 * CDS (KCDS): Childress Municipal Airport, Childress, Texas, United States
 * CDU, Camden Airport, Camden, New South Wales, Australia
 * CDV (PACV): Merle K. (Mudhole) Smith Airport, Cordova, Alaska, United States
 * CDW (KCDW): Essex County Airport, Caldwell, New Jersey, United States

CE

 * CEA (KCEA): Cessna Acft Field, Wichita, Kansas, United States
 * CEB (RPVM): Mactan-Cebu International Airport, Lapu-Lapu City, Metro Cebu, Cebu Province, Philippines
 * CEC (KCEC): Jack McNamara Field, Crescent City, California, United States
 * CEF (KCEF): Westover ARB/Metropolitan, Springfield/Chicopee, Massachusetts, United States
 * CEG, Chester Airport, Chester, England, United Kingdom
 * CEI (VTCT): Chiang Rai International Airport, Chiang Rai, Thailand
 * CEK (USCC): Chelyabinsk Balandino Airport, Chelyabinsk, Russia


 * CEM, Central Airport, Central, Alaska, United States
 * CEN (MMCN): Ciudad Obregón International Airport, Ciudad Obregón, Mexico
 * CER (LFRC): Cherbourg Maupertus Airport, Cherbourg, France
 * CEU (KCEU): Oconee County Regional Airport, Clemson, South Carolina, United States
 * CEV (KCEV): Mettel Field, Connersville, Indiana, United States
 * CEW (KCEW): Bob Sikes Airport, Crestview, Florida, United States
 * CEY (KCEY): Kyle-Oakley Field, Murray, Kentucky, United States
 * CEZ (KCEZ): Cortez Municipal Airport, Cortez, Colorado, United States

CF

 * CFD (KCFD): Coulter Field, Bryan, Texas, United States
 * CFE (LFLC): Auvergne Airport, Clermont-Ferrand, France


 * CFG (MUCF): Jaime González Airport, Cienfuegos, Cuba
 * CFJ (KCFJ): Crawfordsville Municipal Airport, Crawfordsville, Indiana, United States
 * CFK, Chefornak Airport, Chefornak, Alaska, United States
 * CFN (EIDL): Donegal Airport, Gweedore, Carrickfinn, Ireland
 * CFR (LFRK): Caen Carpiquet Airport, Caen, France
 * CFS (YCFS): Coffs Harbour Airport, Coffs Harbour, New South Wales, Australia
 * CFT (KCFT): Greenlee County Airport, Clifton/Morenci, Arizona, United States
 * CFU (LGKR): Ioannis Kapodistrias International Airport (Corfu International Airport): Corfu, Greece
 * CFV (KCFV): Coffeyville Municipal Airport, Coffeyville, Kansas, United States
 * CFX (SCFX): San Félix NAS, San Félix, Chile

CG

 * CGB (SBCY): Marechal Rondon Airport, Cuiabá, Brazil
 * CGC (KCGC): Crystal River Airport, Crystal River, Florida, United States
 * CGE (KCGE): Cambridge-Dorchester Airport, Cambridge, Maryland, United States
 * CGF (KCGF): Cuyahoga County Airport, Cleveland, Ohio, United States
 * CGH (SBSP): Congonhas/São Paulo International Airport, São Paulo, Brazil
 * CGI (KCGI): Cape Girardeau Regional Airport, Cape Girardeau, Missouri, United States
 * CGK (WIII): Soekarno-Hatta International Airport, Jakarta, Indonesia
 * CGN (EDDK): Cologne Bonn Airport, Cologne, North Rhine-Westphalia, Germany
 * CGO (ZHCC): Zhengzhou Xinzheng International Airport, Zhengzhou, China
 * CGP (VGEG): Shah Amanat International Airport, Chittagong, Bangladesh
 * CGQ (ZYCC): Changchun Dafangshen International Airport, Changchun, China
 * CGR (SBCG): Campo Grande International Airport, Campo Grande, Brazil
 * CGS (KCGS): College Park Airport, College Park, Maryland, United States
 * CGZ (KCGZ): Casa Grande Municipal Airport, Casa Grande, Arizona, United States

CH

 * CHA (KCHA): Chattanooga Metropolitan Airport, Chattanooga, Tennessee, United States
 * CHC (NZCH): Christchurch International Airport, Christchurch, New Zealand
 * CHD (KCHD): Chandler Municipal Airport, Chandler, Arizona, United States
 * CHE, Caherciveen Regional Airport, Kerry, Ireland
 * CHI, All Airports, Chicago, Illinois
 * CHK (KCHK): Chickasha Municipal Airport, Chickasha, Oklahoma, United States
 * CHN (KCHN): Wauchula Municipal Airport, Wauchula, Florida, United States
 * CHO (KCHO): Charlottesville-Albemarle Airport, Charlottesville, Virginia, United States
 * CHP, Circle Hot Springs Airport, Circle Hot Springs, Alaska, United States
 * CHQ (LGSA): Souda Airport, Chania, Greece


 * CHR (LFLX) Chateauroux-Deois, France
 * CHS (KCHS): Charleston International Airport (Charleston Air Force Base): Charleston, South Carolina, United States
 * CHT (KCHT): Chillicothe Municipal Airport, Chillicothe, Missouri, United States
 * CHU, Chuathbaluk Airport, Chuathbaluk, Alaska, United States


 * CHX, Changuinola Airport, Changuinola, Bocas del Toro Province, Panama
 * CHZ, Chiloquin State Airport, Chiloquin, Oregon, United States

CI

 * CIA (LIRA): Ciampino Airport, Rome, Italy
 * CIC (KCIC): Chico Municipal Airport, Chico, California, United States
 * CID (KCID): The Eastern Iowa Airport, Cedar Rapids, Iowa, United States
 * CII (KCII): Choteau Airport, Choteau, Montana, United States
 * CIK, Chalkyitsik Airport, Chalkyitsik, Alaska, United States
 * CIN (KCIN): Arthur N. Neu Airport, Carroll, Iowa, United States
 * CIR (KCIR): Cairo Regional Airport, Cairo, Illinois, United States
 * CIT (UAII): Shymkent Airport, Shymkent, Kazakhstan
 * CIU (KCIU): Chippewa County International Airport, Sault Ste Marie, Michigan, United States
 * CIX (SPHI): Chiclayo Airport (Capitán FAP José A. Quiñones Gonzales International Airport), Chiclayo, Peru

CJ

 * CJJ (KCJJ): Ellen Church Field, Cresco, Iowa, United States
 * CJR (KCJR): Culpeper Regional Airport, Culpeper, Virginia, United States
 * CJS (MMCS): Abraham González International Airport, Ciudad Juárez, Mexico
 * CJU (RKPC): Jeju International Airport, Jeju City, South Korea
 * CJX, Crooked Creek Airport, Crooked Creek, Alaska, United States

CK

 * CKA (KCKA): Kegelman AF Aux. Field, Cherokee, Oklahoma, United States
 * CKB (KCKB): Harrison/Marion Regional Airport, Clarksburg, West Virginia, United States
 * CKC (KCKC): Grand Marais/Cook County Airport, Grand Marais, Minnesota, United States
 * CKF (KCKF): Crisp County-Cordele Airport, Cordele, Georgia, United States
 * CKI (KCKI): Williamsburg Regional Airport, Kingstree, South Carolina, United States
 * CKM (KCKM): Fletcher Field, Clarksdale, Mississippi, United States
 * CKN (KCKN): Crookston Municipal Kirkwood Field, Crookston, Minnesota, United States
 * CKP (KCKP): Cherokee Municipal Airport, Cherokee, Iowa, United States
 * CKS (SBCJ): Carajas Airport, Carajás, Pará, Brazil
 * CKU, Cordova Municipal Airport, Cordova, Alaska, United States
 * CKV (KCKV): Outlaw Field, Clarksville, Tennessee, United States
 * CKX, Chicken Airport, Chicken, Alaska, United States
 * CKY (GUCY): Gbessia Airport, Conakry, Guinea
 * CKZ (LTBH): Canakkale Airport, Canakkale, Turkey

CL

 * CLD (KCRQ): McClellan-Palomar Airport, Carlsbad, California, United States
 * CLE (KCLE): Cleveland Hopkins International Airport, Cleveland, Ohio, United States
 * CLF (PACL): Clear Sky Lodge Airport, Clear, Alaska, United States
 * CLI (KCLI): Clintonville Municipal Airport, Clintonville, Wisconsin, United States
 * CLJ (LRCL): Cluj-Napoca International Airport, Cluj-Napoca, Romania
 * CLK (KCLK): Clinton Regional Airport, Clinton, Oklahoma, United States
 * CLL (KCLL): Easterwood Airport, College Station, Texas, United States
 * CLM (KCLM): William R. Fairchild International Airport, Port Angeles, Washington, United States
 * CLO (SKCL): Alfonso Bonilla Aragón International Airport, Cali, Colombia
 * CLP, Clarks Point Airport, Clarks Point, Alaska, United States
 * CLQ (MMIA): Lic. Miguel de la Madrid Airport, Colima, Colima, Mexico
 * CLR (KCLR): Cliff Hatfield Memorial Airport, Calipatria, California, United States
 * CLS (KCLS): Chehalis-Centralia Airport, Chehalis, Washington, United States
 * CLT (KCLT): Charlotte/Douglas International Airport, Charlotte, North Carolina, United States
 * CLU (KBAK): Columbus Municipal Airport, Columbus, Indiana, United States
 * CLW (KCLW): Clearwater Air Park Airport, Clearwater, Florida, United States
 * CLY (LFKC): Calvi Sainte-Catherine Airport, Calvi, Haute-Corse, France

CM

 * CMA (YCMU): Cunnamulla Airport, Cunnamulla, Queensland, Australia


 * CMB (VCBI): Bandaranaike International Airport, Colombo, Sri Lanka
 * CME (MMCE): Ciudad del Carmen International Airport, Ciudad del Carmen, Mexico
 * CMF (LFLB): Chambéry Airport, Chambéry, France
 * CMG (SBCR): Corumbá International Airport, Corumbá, Brazil
 * CMH (KCMH): Port Columbus International Airport, Columbus, Ohio, United States
 * CMI (KCMI): University of Illinois Willard Airport, Savoy, near Champaign-Urbana, Illinois, United States
 * CMN (GMMN): Mohammed V International Airport, Casablanca, Morocco
 * CMO (HCMO): Obbia Airport, Obbia, Somalia
 * CMR (KCMR): H.A. Clark Memorial Field, Williams, Arizona, United States
 * CMS (HCMS): Scusciuban Airport, Scusciuban, Somalia
 * CMX (KCMX): Houghton County Memorial Airport, Hancock, Michigan, United States
 * CMY (KCMY): Sparta/Fort McCoy Airport, Sparta, Wisconsin, United States

CN

 * CNC (KCNC): Chariton Municipal Airport, Chariton, Iowa, United States
 * CND (LRCK): Mihail Kogǎlniceanu International Airport, Constanța, Romania
 * CNF (SBCF): Tancredo Neves International Airport, Belo Horizonte, Brazil
 * CNH (KCNH): Claremont Municipal Airport, Claremont, New Hampshire, United States
 * CNK (KCNK): Blosser Municipal Airport, Concordia, Kansas, United States
 * CNJ (YCCY): Cloncurry Airport, Cloncurry, Queensland, Australia
 * CNL (EKSN): Sindal Airport, Sindal, Denmark
 * CNM (KCNM): Cavern City Air Trml Airport, Carlsbad, New Mexico, United States
 * CNN (VOKN): Kannur International Airport
 * CNO (KCNO): Chino Airport, Chino, California, United States
 * CNP (KCNP): Billy G. Ray Field, Chappell, Nebraska, United States
 * CNQ (SARC): Dr. Niveyro International Airport, Corrientes, Corrientes Province, Argentina
 * CNS (YBCS): Cairns International Airport, Cairns, Queensland, Australia
 * CNU (KCNU): Chanute Martin Johnson Airport, Chanute, Kansas, United States
 * CNW (KCNW): Tstc Waco Airport, Waco, Texas, United States
 * CNX (VTCC): Chiang Mai International Airport, Chiang Mai, Thailand
 * CNY (KCNY): Canyonlands Field, Moab, Utah, United States

CO

 * COC (SAAC): Concordia Pierrestegui Airport, Concordia, Entre Ríos, Argentina
 * COD (KCOD): Yellowstone Regional Airport, Cody, Wyoming, United States
 * COE (KCOE): Coeur d'Alene Air Terminal, Coeur d'Alene, Idaho, United States
 * COF (KCOF): Patrick Air Force Base, Cocoa Beach, Florida, United States
 * COI (KCOI): Merritt Island Airport, Merritt Island, Florida, United States
 * COK (VOCI): Cochin International Airport Limited, Kochi (Cochin), India
 * COM (KCOM): Coleman Municipal Airport, Coleman, Texas, United States
 * CON (KCON): Concord Municipal Airport, Concord, New Hampshire, United States
 * COP : Cooperstown Airport, Cooperstown, New York, United States
 * COO (DBBB): Cadjehoun Airport, Cotonou, Benin
 * COQ (KCOQ): Cloquet Carlton County Airport, Cloquet, Minnesota, United States
 * COR (SACO): Ingeniero Ambrosio L.V. Taravella International Airport, Córdoba, Argentina
 * COS (KCOS): Colorado Springs Airport, Colorado Springs, Colorado, United States
 * COT (KCOT): Cotulla-La Salle County Airport, Cotulla, Texas, United States
 * COU (KCOU): Columbia Regional Airport, Columbia, Missouri, United States
 * COV (LPCV): Covilha Airport, Covilha, Portugal
 * COZ (MDCZ): Constanza Airport, Contanza, Dominican Republic

CP

 * CPC (SAMI): Chapelco Airport, San Martín de los Andes, Argentina


 * CPE (MMCP): Ing. Alberto Acuña Ongay International Airport, Campeche, Campeche, Mexico
 * CPH (EKCH): Copenhagen Airport, Amager (near Copenhagen), Denmark
 * CPK (KCPK): Chesapeake Regional Airport, Norfolk, Virginia, United States
 * CPM (KCPM): Compton/Woodley Airport, Compton, California, United States
 * CPR (KCPR): Natrona County International Airport, Casper, Wyoming, United States
 * CPS (KCPS): St. Louis Downtown Airport, Cahokia, Illinois (near St. Louis, Missouri), United States
 * CPT (FACT): Cape Town International Airport, Cape Town, South Africa


 * CPU (KCPU): Calaveras County-Maury Rasmussen Field, San Andreas, California, United States
 * CPV (SBKG): Presidente Vargas Airport, Campina Grande, Brazil
 * CPX (TJCP): Benjamin Rivera Noriega Airport, Isla de Culebra, Puerto Rico

CQ

 * CQA (KCQA): Lakefield Airport, Celina, Ohio, United States
 * CQB (KCQB): Chandler Regional Airport, Chandler, Oklahoma, United States
 * CQM (KCQM): Cook Municipal Airport, Cook, Minnesota, United States
 * CQX (KCQX): Chatham Municipal Airport, Chatham, Massachusetts, United States

CR

 * CRA (LRCV): Craiova Airport, Craiova, Romania
 * CRC (SKGO): Santa Ana Airport, Cartago, Colombia


 * CRD (SAVC): General Mosconi International Airport, Comodoro Rivadavia, Argentina
 * CRE (KCRE): Grand Strand Airport, North Myrtle Beach, South Carolina, United States
 * CRG (KCRG): Craig Municipal Airport, Jacksonville, Florida, United States
 * CRK (RPLC): Clark International Airport (Diosdado Macapagal International Airport), Luzon Island, Philippines
 * CRL (EBCI): Brussels South Charleroi Airport, Charleroi, Wallonia, Belgium
 * CRO (KCRO): Corcoran Airport, Corcoran, California, United States
 * CRP (KCRP): Corpus Christi International Airport, Corpus Christi, Texas, United States
 * CRQ (SBCV): Caravelas Airport, Caravelas, Brazil
 * CRS (KCRS): Corsicana Municipal Airport (C. David Campbell Field): Corsicana, Texas, United States
 * CRT (KCRT): Z.M. Jack Stell Field, Crossett, Arkansas, United States
 * CRV (LIBC): Crotone Airport, Crotone, Italy
 * CRW (KCRW): Yeager Airport, Charleston, West Virginia, United States
 * CRX (KCRX): Roscoe Turner Airport, Corinth, Mississippi, United States
 * CRZ (KCRZ): Corning Municipal Airport, Corning, Iowa, United States

CS

 * CSB (LRCS): Caransebeș Airport, Caransebeș, Romania


 * CSG (KCSG): Columbus Metropolitan Airport, Columbus, Georgia, United States
 * CSK (GOGS): Cap Skirring Airport, Cap Skirring, Senegal
 * CSM (KCSM): Clinton-Sherman Airport, Clinton, Oklahoma, United States
 * CSQ (KCSQ): Creston Municipal Airport, Creston, Iowa, United States
 * CSR, Campbell Airstrip Airport, Anchorage, Alaska, United States
 * CSV (KCSV): Crossville Memorial-Whitson Field, Crossville, Tennessee, United States
 * CSX (ZGHA): Changsha Huanghua International Airport, Changsha, China
 * CSY (UWKS): Cheboksary Airport, Cheboksary, Chuvashia, Russia

CT

 * CTA (LICC): Catania-Fontanarossa Airport, Catania, Italy
 * CTB (KCTB): Cut Bank Municipal Airport, Cut Bank, Montana, United States
 * CTC (SANC): Catamarca Airport, San Fernando del Valle de Catamarca, Catamarca Province, Argentina
 * CTG (SKCG): Rafael Núñez International Airport, Cartagena, Colombia
 * CTJ (KCTJ): West Georgia Regional Airport (O.V. Gray Field): Carrollton, Georgia, United States
 * CTK (KCTK): Ingersoll Airport, Canton, Illinois, United States
 * CTM (MMCM): Chetumal International Airport, Chetumal, Quintana Roo, Mexico
 * CTN (YCKN): Cooktown Airport, Cooktown, Queensland, Australia
 * CTR (Y---): Cattle Creek Airport, Cattle Creek, Australia
 * CTS (RJCC): Chitose International Airport, Sapporo, Japan
 * CTU (ZUUU): Chengdu Shuangliu International Airport, Chengdu, People's Republic of China
 * CTY (KCTY): Cross City Airport, Cross City, Florida, United States
 * CTZ (KCTZ): Sampson County Airport, Clinton, North Carolina, United States

CU

 * CUB (KCUB): Columbia Owens Downtown Airport, Columbia, South Carolina, United States
 * CUC (SKCC): Camilo Daza International Airport, Cúcuta, Colombia
 * CUE (SECU): Mariscal Lamar Airport, Cuenca, Ecuador
 * CUH (KCUH): Cushing Municipal Airport, Cushing, Oklahoma, United States
 * CUK (KCUL): Caye Caulker Airport, Caye Caulker, Belize
 * CUL (MMCL): Federal de Bachigualato International Airport, Culiacán, Sinaloa, Mexico


 * CUM (SVCU): Antonio Jose de Sucre Airport, Cumana, Venezuela
 * CUN (MMUN): Cancún International Airport, Cancún, Quintana Roo, Mexico
 * CUP (SVCP): General Jose Francisco Bermudez Airport, near Carupano, Venezuela
 * CUR (TNCC): Hato International Airport, near Willemstad, Curaçao
 * CUT (KCUT): Custer County Airport, Custer, South Dakota, United States
 * CUU (MMCU): General Roberto Fierro Villalobos International Airport, Chihuahua, Chihuahua, Mexico
 * CUZ (SPZO): Alejandro Velasco Astete International Airport, Cusco, Peru

CV

 * CVG (KCVG): Cincinnati/Northern Kentucky International Airport, Hebron, Kentucky (near Cincinnati, Ohio), United States
 * CVJ (MMCB): General Mariano Matamoros Airport, Cuernavaca, Morelos, Mexico
 * CVK (KCVK): Sharp County Regional Airport, Ash Flat, Arkansas, United States
 * CVM (MMCV): General Pedro J. Méndez National Airport, Ciudad Victoria, Tamaulipas, Mexico
 * CVN (KCVN): Clovis Municipal Airport, Clovis, New Mexico, United States
 * CVO (KCVO): Corvallis Municipal Airport, Corvallis, Oregon, United States
 * CVS (KCVS): Cannon Air Force Base, Clovis, New Mexico, United States
 * CVT (EGBE): Coventry Airport, Coventry, West Midlands, United Kingdom
 * CVX (KCVX): Charlevoix Municipal Airport, Charlevoix, Michigan, United States

CW

 * CWA (KCWA): Central Wisconsin Airport, Mosinee, Wisconsin, United States
 * CWB (SBCT): Afonso Pena International Airport, Curitiba, Brazil
 * CWF (KCWF): Chennault International Airport, Lake Charles, Louisiana, United States
 * CWI (KCWI): Clinton Municipal Airport, Clinton, Iowa, United States
 * CWL (EGFF): Cardiff International Airport, Cardiff, Wales, United Kingdom
 * CWS (KCWS): Dennis F. Cantrell Field, Conway, Arkansas, United States
 * CWV (KCWV): Claxton-Evans County Airport, Claxton, Georgia, United States

CX

 * CXC, Chitina Airport, Chitina, Alaska, United States
 * CXE (KCXE): Chase City Municipal Airport, Chase City, Virginia, United States
 * CXF, Coldfoot Airport, Coldfoot, Alaska, United States
 * CXH (CYHC): Vancouver Harbour Water Aerodrome, Vancouver, British Columbia, Canada
 * CXL (KCXL): Calexico International Airport, Calexico, California, United States
 * CXN (HCMC): Candala Airport, Candala, Somalia
 * CXO (KCXO): Lone Star Executive Airport, Houston, Texas, United States
 * CXP (KCXP): Carson Airport, Carson City, Nevada, United States
 * CXU (KCXU): Camilla-Mitchell County Airport, Camilla, Georgia, United States
 * CXY (KCXY): Capital City Airport, Harrisburg, Pennsylvania, United States
 * CXJ (SBCX): Campo dos Bugres Airport, Caxias do Sul, Rio Grande do Sul, Brazil

CY

 * CYB (MWCB): Gerrard Smith International Airport, Cayman Brac, Cayman Islands
 * CYC, Caye Chapel Airport, Caye Chapel, Belize
 * CYO (KCYO): Pickaway County Memorial Airport, Circleville, Ohio, United States
 * CYS (KCYS): Cheyenne Regional Airport (Jerry Olson Field): Cheyenne, Wyoming, United States
 * CYT (PACY): Yakataga Airport, Yakataga, Alaska, United States
 * CYW (KCYW): Clay Center Municipal Airport, Clay Center, Kansas, United States

CZ

 * CZA (MMCT): Chichen Itza International Airport, Chichen Itza, Yucatán, Mexico
 * CZD (KCZD): Cozad Municipal Airport, Cozad, Nebraska, United States
 * CZF (PACZ): Cape Romanzof LRRS, Cape Romanzof, Alaska, United States
 * CZG (KCZG): Tri-Cities Airport, Endicott, New York, United States
 * CZH, Corozal Airport, Corozal, Belize
 * CZK (KCZK): Cascade Locks State Airport, Cascade Locks, Oregon, United States
 * CZL (KCZL): Tom B. David Field, Calhoun, Georgia, United States
 * CZM (MMCZ): Cozumel International Airport, Cozumel, Quintana Roo, Mexico
 * CZN, Chisana Airport, Chisana, Alaska, United States
 * CZO, Chistochina Airport, Chistochina, Alaska, United States
 * CZT (KCZT): Dimmit County Airport, Carrizo Springs, Texas, United States