| 1 | NAK | New Kazakstan Airlines | Callsign: Janark, | KZ | AVCODES |
| 2 | NAK | Arik Niger | IATA: Q9, Callsign: Niger Arik, Ceased Operations in April 2009 and shutdown in February 2010. | RN | AVCODES |
| 3 | NAK | ENAC | Callsign: Enacschool, | F | AVCODES |
| 4 | NAKM | NAKATA MAC CORPORATION | | | SCAC4 |
| 5 | NAKN | NAKANO WAREHOUSE & TRANSPORT CORP | | | SCAC3 |
| 6 | NAKN | NAKANO WAREHOUSE & TRANSPORT CORP | | | SCAC4 |
| 7 | NAKO | Nara Kotsu Bus Lines Co. | beongs to Kintetsu Bus Holdings Co. | J | TRAFFIC |
| 8 | NAKU | WEST OCEAN SHIPPING COMPANY LIMITED | | HK | BIC |
| 9 | NAKX | NOCKALLS PACKING CO. (GATC) | | | PWRC |
