| 1 | Q9 | Interbrasil Star, S.A. | ICAO: ITB, Callsign: Interbrasil, IATA Prefix: 151, Designator Q9 recalled by IATA. Designator Q9 reinstated by IATA | BR | AVCODES |
| 2 | Q9 | Afrinat (Gambia) International Airlines, Inc. | ICAO: AFU, Callsign: Afrinat, Designator Q9 reinstated by IATA | GH | AVCODES |
| 3 | Q9 | Minerva Airlines | ICAO: MTC, Callsign: Air Minerva, IATA designator changed from Q2*, then changed to N4 | I | AVCODES |
| 4 | Q9 | QuikAir Airline Service Inc | Ceased Operations on 24 October 2006. | CDN | AVCODES |
| 5 | Q9 | Arik Niger | ICAO: NAK, Callsign: Niger Arik, Ceased Operations in April 2009 and shutdown in February 2010. | RN | AVCODES |
| 6 | Q9 | Sky Jet M.G. Inc. | Commenced Operations on 01 August 2007. IATA Designator changed to DU. | CDN | AVCODES |
| 7 | Q9 | Kuwait National Airways (K.C.S.) t/a Wataniya Airways | Callsign: Wataniya, Received its AOC from Kuwait�s DGCA in June 2017. | KWT | AVCODES |
| 8 | Q9 | Green Africa Airways Limited | ICAO: GWG, Callsign: Green Africa, | WAN | AVCODES |
