| City/Airport Name | Country | Airport Code | |
| CABINDA | Angola | FNCA | |
| CAEN | France | LFRK | |
| CAGAYAN DE ORO | Philippines | RPWL | |
| CAGLIARI ELMAS (SARDINIA ISLD.) | Italy | LIEE | |
| CAIRNS | Australia | YBCS | AUSTRALIA (QUEENSLAND) |
| CAIRO INTERNATIONAL | Egypt | HECA | |
| CAJABAMBA PAMPA GRANDE | Peru | SPJB | |
| CALABAR | Nigeria | DNCA | |
| CALAMA EL LOA | Chile | SCCF | |
| CALCUTTA | India | VECC | |
| CALEXICO | USA | KCXL | USA (CALIFORNIA) |
| CALGARY INTERNATIONAL | Canada | CYYC | CANADA (ALBERTA) |
| CALI A. BONILLA ARAGON | Colombia | SKCL | |
| CALICUT | India | VOCL | |
| CALVI SAINTE-CATHERINE | France | LFKC | CORSE ISL. (FRANCE) |
| CAMABATELA | Angola | FNCM | |
| CAMAGUEY IGNACIO AGRAMONTE | Cuba | MUCM | |
| CAMBRIDGE | United Kingdom | EGSC | |
| CAMBRIDGE BAY | Canada | CYCB | CANADA (NW TERRITORIES) |
| CAMIRI | Bolivia | SLCA | |
| CAMPBELL RIVER | Canada | CYBL | CANADA (BR. COLUMBIA) |
| CAMPECHE | Mexico | MMCP | |
| CAMPINA GRANDE JOAO SUASSUNA | Brazil | SBKG | BRAZIL (PB) |
| CAMPINAS VIRACOPOS | Brazil | SBKP | BRAZIL (SP) |
| CAMPO GRANDE INTERNATIONAL | Brazil | SBCG | |
| CAMPOS BARTOLOMEU LISANDRO | Brazil | SBCP | BRAZIL (RJ) |
| CANAIMA | Venezuela | SVCN | |
| CANBERRA | Australia | YSCB | |
| CANCUN INTERNATIONAL | Mexico | MMUN | |
| CANOUAN ISLAND | | TVSC | ST.VINCENT/GRENADINES |
| CAP HAITIEN | Haiti | MTCH | |
| CAP SKIRING | Senegal | GOGS | |
| CAPE DORSET | Canada | CYTE | NW TERRITORIES |
| CAPE TOWN D. F. MALAN | South Africa | FACT | |
| CAR NICOBAR MIL. | India | VECX | |
| CARACAS SIMON BOLIVAR INTERNATIONAL | Venezuela | SVMI | |
| CARANSEBES CARANSEBES | Romania | LRCS | |
| CARAVELAS | Brazil | SBCV | BRAZIL (BA) |
| CARCASSONNE SALVAZA | France | LFMK | |
| CARDIFF | | EGFF | WALES |
| CARLISLE CROSBY | United Kingdom | EGNC | |
| CARLSBAD CAVERN AIR TERMINAL | USA | KCNM | USA (NEW MEXICO) |
| CARLSBAD PALOMAR | USA | KCNM | USA (CALIFORNIA) |
| CARNARVON | Australia | YPCR | AUSTRALIA (WA) |
| CARTAGENA RAFAEL NUNEZ | Colombia | SKCG | |
| CARTWRIGHT | Canada | CYCA | CANADA (NEWFOUNDLAND) |
| CARUPANO GENERAL BERMUDEZ | Venezuela | SVCP | |
| CASABLANCA ANFA | Morocco | GMMC | |
| CASABLANCA MOHAMMED V INTERNATIONAL | Morocco | GMMN | |
| CASCAVEL | Brazil | SBCA | BRAZIL (PR) |
| CASPER | USA | KCPR | USA (WYOMING) |
| CASTAWAY ISLD. | Fiji | NFCS | |
| CASTLEGAR | Canada | CYCG | CANADA (BR. COLUMBIA) |
| CATAMARCA | Argentina | SANC | |
| CATANIA FONTANA ROSSA | Italy | LICC | |
| CAYENNE ROCHAMBEAU | Guyana | SOCA | FRENCH GUYANA |
| CAYMAN BARAC GERRARD SMITH | Cayman Islands | MWCB | CAYMAN ISLANDS (GB) |
| CAZOMBO | Angola | FNCZ | |
| CEBU LAHUG | Philippines | RPMC | |
| CEDAR CITY | USA | KCDC | USA (UTAH) |
| CHACHAPOYAS | Peru | SPPY | |
| CHAH BAHAR KONARAK | Iran | OIZC | |
| CHAKHCHARAN | Afghanistan | OACC | |
| CHAMBERY VOGLANS | France | LFLB | |
| CHANDIGARH MIL. | India | VICG | |
| CHANGCHUN ERDAOHEZI | Taiwan | ZYRD | CHINA |
| CHANGSHA DATUOPU | Taiwan | ZGCS | CHINA |
| CHANGUINOLA CAP. MANUEL NINO | Panama | MPCH | |
| CHANGZHI | Taiwan | ZBCZ | CHINA |
| CHANGZHOU | China | ZSCG | CHINA |
| CHANIA CRETE ISLAND | Greece | LGSA | |
| CHAPECO | Brazil | SBCH | BRAZIL (SC) |
| CHAPLEAU | Canada | CYLD | CANADA (ONTARIO) |
| CHARLEVILLE | Australia | YBCV | AUSTRALIA (QUEENSLAND) |
| CHARLO | Canada | CYCL | |
| CHARLOTTE DOUGLAS MUNICIPIAL | USA | KCLT | USA (NORTH CAROLINA) |
| CHARLOTTETOWN | Canada | CYYG | CANADA (PEI.) |
| CHATEAUROUX DEOLS | France | LFLX | |
| CHATHAM MIL. & CIVIL | Canada | CYCH | CANADA (NEW BRUNSWICK) |
| CHATTANOOGA LOVELL | USA | KCHA | USA (TENNESSEE) |
| CHEJU INTERNATIONAL | South Korea | RKPC | KOREA |
| CHELYABINSK | Russia | USCC | |
| CHENGDU | Taiwan | ZUUU | CHINA |
| CHERBOURG MAUPERTUS | France | LFRC | |
| CHESTERFIELD INLET | Canada | CYCS | CANADA (NW TERRITORIES) |
| CHETUMAL INTERNATIONAL | Mexico | MMCM | |
| CHEYENNE MUNICIPAL | USA | KCYS | USA (WYOMING) |
| CHICAGO MIDWAY | USA | KMDW | USA (ILLlNOIS) |
| CHICAGO O'HARE | USA | KORD | USA (ILLINOIS) |
| CHICAGO WAUKEGAN REGIONAL | USA | KUGN | USA (ILLINOIS) |
| CHICLAYO CAP. J.A.Q. GONZALES | Peru | SPHI | |
| CHICO MUNICIPAL | USA | KCIC | USA (CALIFORNIA) |
| CHICOPEE FALLS MIL. (WESTOVER AFB) | USA | KCEF | USA (MA) |
| CHIFENG | Taiwan | ZBCF | CHINA |
| CHIHUAHUA INTERNATIONAL | Mexico | MMCU | |
| CHIMBOTE | Peru | SPEO | |
| CHIMKENT | Russia | UAII | |
| CHIOS | Greece | LGHI | |
| CHIPATA | Zambia | FLCP | |
| CHITA KADALA | Russia | UIAA | |
| CHITATO | Angola | FNCH | |
| CHITTAGONG | Bangladesh | VGEG | |
| CHONGQING | Taiwan | ZUCK | CHINA |
| CHRISTCHURCH G. ADAMS | New Zealand | NZCH | |
| CHRISTIANSHAAB | Greenland | BGCH | GREENLAND (DENMARK) |
| CHUB CAY | Bahamas | MYBC | |
| CHURCHILL | Canada | CYYQ | CANADA (MANITOBA) |
| CHUUK WENO ISLAND | Micronesia | PTKK | |
| CICIA | Fiji | NFCI | |
| CIEGO DE AVILA | Cuba | MUCA | |
| CILACAP TUNGGUL WULUNG | Indonesia | WIIL | |
| CINCINNATI NORTH KENTUCKY INTERNATIONAL | USA | KCVG | USA (KENTUCKY) |
| CIREBON PANGGUNG | Indonesia | WIIC | |
| CIUDAD BOLIVAR BOLIVAR | Venezuela | SVCB | |
| CIUDAD DEL CARMEN | Mexico | MMCE | |
| CIUDAD JUAREZ ABRAHAM GONZALES INTERNATIONAL | Mexico | MMCS | |
| CIUDAD OBREGON | Mexico | MMCN | |
| CIUDAD VICTORIA | Mexico | MMCV | |
| CLERMONT FERRAND AULNAT | France | LFLC | |
| CLEVELAND HOPKINS INTERNATIONAL | USA | KCLE | USA (OHIO) |
| CLOVIS MIL. (CANNON A.F.B.) | USA | KCVS | USA (NEW MEXICO) |
| CLUJ-NAPOCA SOMESENI | Romania | LRCL | |
| CLYDE RIVER | Canada | CYCY | CANADA (NW TERRITORIES) |
| COBIJA | Bolivia | SLCO | |
| COCA | Ecuador | SECO | |
| COCHABAMBA JORGE WILSTERMANN | Bolivia | SLCB | |
| COCHIN MIL. (NAVY) & CIVIL | India | VOCC | |
| COFF'S HARBOUR | Australia | YSCH | AUSTRALIA (NSW) |
| COIMBATORE | India | VOCB | |
| COLD BAY | USA | PACD | USA (ALASKA) |
| COLIMA | Mexico | MMIA | |
| COLLEGE STATION EASTERWOOD FIELD | USA | KCLL | USA (TEXAS) |
| COLMAR HOUSSEN | France | LFGA | |
| COLOGNE BONN | Germany | EDDK | |
| COLOMBIA METROPOLITAN | USA | KCAE | USA (SOUTH CAROLINA) |
| COLOMBO KATUNAYAKE | Sri Lanka | VCBI | |
| COLON | Cuba | MUCO | |
| COLONIA AEROPUERTO DEPTAL | Uruguay | SUCA | |
| COLORADO SPRINGS PETERSON FIELD | USA | KCOS | USA (COLORADO) |
| COLUMBIA | USA | KCOU | USA (MO) |
| COLUMBUS MIL. (RICKENBACKER AFB | USA | KLCK | USA (OHIO) |
| COLUMBUS PORT COLUMBUS INTERNATIONAL | USA | KCMH | USA (OHIO) |
| COMODORO RIVADAVIA GENERAL MOSCONI | Argentina | SAVC | |
| COMOX MIL. | Canada | CYQQ | CANADA (BR. COLUMBIA) |
| CONAKRY GBESSIA | Ghana | DGCY | |
| CONCEICAO DO ARAGUAIA | Brazil | SBAA | BRAZIL (PA) |
| CONCEPCION CARRIEL SUR | Chile | SCIE | |
| CONCORDIA PIEREST EGUI | Argentina | SAAC | |
| CONDOTO MANDINGA | Colombia | SKCD | |
| CONNAUGHT | Republic of Ireland | EIKN | IRELAND |
| CONSTANTINE MOHAMMED BOUDIAF | Algeria | DABC | |
| COOCH-BEHAR | India | VECO | |
| COPENHAGEN KASTRUP | Denmark | EKCH | |
| COPENHAGEN ROSKILDE | Denmark | EKRK | |
| COPIAPO CHAMONATE | Chile | SCHA | |
| COPPERMINE | Canada | CYCO | CANADA (NW TERRITORIES) |
| CORAL HARBOUR | Canada | CYCZ | CANADA (NW TERRITORIES) |
| CORDOBA | Argentina | SACO | |
| CORDOVA MERLE K SMITH | USA | PACV | USA (ALASKA) |
| CORK | Republic of Ireland | EICK | IRELAND |
| CORO J.-L. CHIRINHOS | Venezuela | SVCR | |
| COROZAL LAS BRUJAS | Colombia | SKCZ | |
| CORPUS CHRISTI INTERNATIONAL | USA | KCRP | USA (TEXAS) |
| CORRIENTES | Argentina | SARC | |
| CORUMBA INTERNATIONAL | Brazil | SBCR | BRAZIL (MS) |
| COTABATO NORTH COTABATO | Philippines | RPWC | |
| COTO 47 | Costa Rica | MRCC | |
| COTONOU CADJEHOUN | Benin | DBBB | |
| COURCHEVEL | France | LFLJ | |
| COVENTRY BAGINTON | United Kingdom | EGBE | |
| COX'S BAZAR | Bangladesh | VGCB | |
| COYHAIQUE TENIENTE VIDAL | Chile | SCCY | |
| COZUMEL INTERNATIONAL | Mexico | MMCZ | |
| CRAIG COVE | Vanuatu | NVSF | |
| CRANBROOK | Canada | CYXC | CANADA (BR. COLUMBIA) |
| CRUIZIRO DO SUL | Brazil | SBCZ | BRAZIL (AC) |
| CUAMBA | Mozambique | FQCB | |
| CUCUTA | Colombia | SKCC | |
| CUENCA | Ecuador | SECU | |
| CUIABA MARECHAL RONDON | Brazil | SBCY | BRAZIL (MT) |
| CULEBRA | Puerto Rico | TJCP | |
| CULIACAN | Mexico | MMCL | |
| CUMANA JOSE DE SUCRE | Venezuela | SVCU | |
| CURITIBA ALFONSO PENA | Brazil | SBCT | |
| CUZCO VELAZCO ASTETE | Peru | SPZO | |