| 1 | CKE | Corporate Aviation Services, Inc. | Callsign: Checkmate, | USA | AVCODES |
| 2 | CKE | Corporate Aviation Services | | | ICAO1 |
| 3 | CKEB | CROCKETT BROS INC | | | SCAC3 |
| 4 | CKEC | COOKES CRATING INC | | | SCAC3 |
| 5 | CKEE | CROSS CREEK TRANSPORTATION INC | | | SCAC4 |
| 6 | CKEG | CHESAPEAKE GRAIN CO INC | | | SCAC4 |
| 7 | CKEH | CHEROKEE EXPRESS INC | | | SCAC3 |
| 8 | CKEH | CONNELL, | | | SCAC4 |
| 9 | CKEI | COMFORT KING ENERGY SERVICES | | | SCAC4 |
| 10 | CKEJ | CRICKET EXPRESS | | | SCAC4 |
| 11 | CKEL | COOK, ELMER TRUCKING INC | | | SCAC3 |
| 12 | CKEM | COOKE MOVING & STORAGE | | | SCAC3 |
| 13 | CKEM | CHICKS ELECTRIC MOTOR SERVICE | | | SCAC4 |
| 14 | CKEN | CRANE, KEN TRUCKING INC | | | SCAC4 |
| 15 | CKEO | CLARKE, ROD TRUCKING | | | SCAC3 |
| 16 | CKEO | CLARKE, ROD TRUCKING INC | | | SCAC4 |
| 17 | CKEP | COOKS EXPRESS INC | | | SCAC3 |
| 18 | CKEQ | COOKE TRUCKING COMPANY INC | | | SCAC3 |
| 19 | CKEQ | COOKE TRUCKING CO INC | | | SCAC4 |
| 20 | CKER | CREST TANKERS INC, ST LOUIS MO | | | SCAC3 |
| 21 | CKES | CHEROKEE SHIPPING INTERNATIONAL INC | | | SCAC3 |
| 22 | CKET | CHECKMATE EXPEDITING & TRUCKING INC | | | SCAC3 |
| 23 | CKEU | CELERITY TANK LOGISTICS (CHINA) LTD | | HK | BIC |
| 24 | CKEV | CHEROKEE TRANSPORTATION SERVICES IN | | | SCAC3 |
| 25 | CKEV | CHEROKEE TRANSPORTATION SERVICES IN | | | SCAC4 |
| 26 | CKEY | CONKEY, JOHN & CO | | | SCAC3 |
