| 1 | JCA | Jetcom SA | Callsign: Jetcom, | CH | AVCODES |
| 2 | JCA | Jetcontact Luftfahrtbetriebs und Vermittlungs GmbH | Callsign: Jetjaco, | A | AVCODES |
| 3 | JCA | Jet Power Aruba Charters & Transportation Company V.B.A. | Callsign: Spartan, | ARU | AVCODES |
| 4 | JCAB | Japan Civil Aviation Bureau | | J | TRAFFIC |
| 5 | JCAE | J C TRUCKING | | | SCAC4 |
| 6 | JCAK | JCA TRUCKING | | | SCAC4 |
| 7 | JCAO | JCK TRANSPORTATION INC | | | SCAC4 |
