Note: This not airlines official number. It may connect you with travel agency.
Cargo Three Inc. dba Pan Air Cargo
Cargojet Airways
Cargolux
Caribbean Air Export Import Inc.
Caribbean Airlines
Carpatair
Cathay Dragon
Cathay Pacific
Cayman Airways
Cebu Pacific
CEIBA Intercontinental
CemAir
Central Mountain Air
Chair Airlines AG
Chalair Aviation
ChallengAir
Chang An Airlines
Charter Air Transport, Inc.
Chautauqua Airlines
Chengdu Airlines
China Airlines
China Cargo Airlines
China Eastern Airlines
China Express Airlines
China Postal Airlines
China Southern Airlines
China United Airlines
China West Air
Chongqing Airlines
Chu Kong Passenger Transport Co. Ltd.
Cimber
Cinnamon Air
Citilink Airlines
City Airways
CityJet
CJSC Royal Flight airlines
Clairmont Holdings Ltd dba VI Air Link
CM Airlines
Coastal Travels
Cobalt Air
Cobham Aviation Services Australia
Colorful Guizhou Airlines
Comair
CommutAir
Compagnie Africaine d'Aviation
Compass Airlines
Condor
Condor Airlines
Congo Airways
Connellan air disaster
Conquest Air, Inc.
Continental Micronesia, Inc.
Conviasa
Copa Airlines
Corendon Airlines
Corendon Dutch Airlines
Corsair International Airlines
Croatia Airlines
Cronos Airlines
Cubana
Cyprus Airways
Czech Airlines
Daallo Airlines
Dana Airlines Limited
Danish Air Transport
Delta Airlines
Delta Connection
Department of National Defence
Deutsche Bahn AG
DHL Aero Expreso S.A.
DHL Air
DHL Aviation
DHL Aviation EEMEA B.S.C.(c)
Discovery Airways
Dniproavia
Dobrolet
DoKaSch
Donavia
Donghai Airlines
DOT LT
Douniah Airlines
Druk Air
E-Savtravel
Eagle Atlantic Airlines
Eaglexpress Air Charter Sdn.Bhd.dbaEaglexpress Air
East African Safari Air
East Horizon Airlines
Eastar Jet
Eastern Airlines, LLC
Eastern Airways
EasyJet
easyJet Switzerland
EcoJet
Edelweiss Air
EgyptAir Airline
El Airlines
Electronic Data Systems Corporation
Elite Airways
Ellinair