Airlines ABC

CalJet
United States

Calm Air
Canada

cambodia angkor air
Cambodia

Cameroon Airlines
Cameroon

Canadian Affair
United Kingdom

Canadian Airlines
Canada

Canadian North
Canada

CanJet
Canada

Caribbean Airlines
Trinidad and Tobago

Caspian Airlines
Iran

Cathay Dragon
Hong Kong

Cathay Pacific
Hong Kong

Cayman Airways
Cayman Islands

CCM Airlines (now Air Corsica)
France

Cebu Pacific
Philippines

CEIBA Intercontinental
Equatorial Guinea

Center South Airlines
Russian Federation

Centralwings
Poland
Centurion Air Cargo
United States

Champion Air
United States

Chautauqua Airlines
United States

Chicago and Southern Air Lines
United States

China Airlines
Taiwan

China Eastern
China

China Eastern Airlines
China

China Eastern Yunnan (now China Eastern Airlines)
China

China Northwest (now China Eastern Airlines)
China

China Sichuan Airlines
China

China Southern Airlines
China

China Southwest Airlines (now Air China)
China

China Xinhua Airlines
China

China Xinjiang Airlines
China

China Yunnan Airlines
China

Cimber Air
Denmark

Cirrus
Germany

Citilink
Indonesia

City Airline
Sweden

CityJet
Ireland

ClickMexicana (now MexicanaClick)
Mexico

Comair (BA)
South Africa

Concorde (by British Airways and Air France)
United Kingdom

Condor
Germany

Continental Airlines (now United)
United States

Continental Express
United States

Continental Micronesia
United States

Conviasa
Venezuela

Copa Airlines
Panama

Corendon Airlines
Turkey

Corsair
France

Croatia Airlines
Croatia

Crossair
France

CSA Czech Airlines
Czech Republic

Cubana Airlines
Cuba

Cyprus Airways
Cyprus

Cyprus Turkish Airlines
Cyprus