| 1 | JNA | John Nurminen O/Y | Callsign: Nurminenair, | FIN | AVCODES |
| 2 | JNA | Jin Air Co. Ltd. | IATA: LJ, Callsign: Jin Air, Formerly Air Korea | ROK | AVCODES |
| 3 | JNA | Jin Air | | ROK | TRAFFIC |
| 4 | JNAF | JATANA FREIGHTLINES INC | | | SCAC4 |
| 5 | JNAI | JONAR INDUSTRIA S DE RL DE CV | | | SCAC4 |
| 6 | JNAL | JOHNSON AG LLC | | | SCAC4 |
| 7 | JNAO | KNAPP, OTTO TRANSPORTATION INC | | | SCAC4 |
| 8 | JNAR | JORDAN AIR | | | SCAC4 |
| 9 | JNAU | JUMBO AMERICA, INC. | | | SCAC4 |
| 10 | JNAV | JANELLE AVIATION | | | SCAC4 |
