| 1 | NBK | Albarka Air Services Ltd. | IATA: F4, Callsign: Al-Air, Name changed to Albarka Air Plc | WAN | AVCODES |
| 2 | NBK | Albarka Air Plc | IATA: F4, Callsign: Al-Air, Founded in 1999. Commenced operations in March 2000. Ceased operations on 30 April 2007. Name changed from Albarka Air Services Ltd. | WAN | AVCODES |
| 3 | NBK | Albarka Air | IATA: F4 | | ICAO1 |
| 4 | NBKG | NOBLE TRUCKING LLC | | | SCAC4 |
| 5 | NBKI | NATIONWIDE BROKERAGE INC | | | SCAC4 |
| 6 | NBKJ | NEBEKER, JIM TRUCKING | | | SCAC3 |
| 7 | NBKS | NUBULK SERVICES INC | | | SCAC3 |
| 8 | NBKW | NYK BULKSHIP (KOREA) CO LTD | | | SCAC4 |
