| 1 | G6 | Volga Aviaexpress Company Ltd. | ICAO: WLG, Callsign: Goumark, Name changed to Air Volga w.e.f. 24 November 2008. | RUS | AVCODES |
| 2 | G6 | Guine Bissau Airlines | ICAO: BSR, | GW | AVCODES |
| 3 | G6 | Angkor Air Co. Ltd. | ICAO: VAV, Callsign: Air Angkor, | K | AVCODES |
| 4 | G6 | Angkor Airways Corporation | ICAO: AKW, Callsign: Angkorways, Ceased operations during 2008. Founded in 2004. | K | AVCODES |
| 5 | G6 | Ghadames Air Transport | ICAO: GHT, | LAR | AVCODES |
| 6 | G6 | Denim Air ACMI B.V. | ICAO: DNM, IATA designator changed from J7* | NL | AVCODES |
| 7 | G6 | Aura Airlines S.L. t/a Gowair Vaction Airlines | ICAO: GWR, Callsign: Lemon, Designator G6 recalled by IATA. | E | AVCODES |
| 8 | G6 | Global Crossing Airlines, Inc. | ICAO: GXA, Callsign: Gemini, IATA Prefix: 402, | USA | AVCODES |
| 9 | G6 | Armenian National Airlines CLSC d/b/a FLY ARNA | ICAO: ACY, Callsign: Arna, IATA Prefix: 253, Planned national airline. A joint venture company between the Armenian National Interests Fund (ANIF) and Air Arabia Group. Air Operating Certificate (AOC) and Air Operator License (AOL) granted 03/06/2022. | AM | AVCODES |
