| 1 | 5T | Air Norterra Inc, d/b/a Canadian North | ICAO: MPE, Callsign: Emphis, IATA Prefix: 518, Founded in 1989. Name changed to Canadian North Inc. ICAO callsign changed to Empress. IATA designator changed from 3F* | CDN | AVCODES |
| 2 | 5T | Transwede Airways AB | ICAO: TWE, Callsign: Transwede, Founded in 2005. Ceased operations on 31 March 2010. Owned by Braathens Aviation. | S | AVCODES |
| 3 | 5T | Air Specialities, Inc. d/b/a Total Air | | USA | AVCODES |
| 4 | 5T | Transair Sweden AB | ICAO: TWE, Callsign: Trans-Swede, | S | AVCODES |
| 5 | 5T | Air Negril | Designator 5T recalled by IATA | JA | AVCODES |
| 6 | 5T | Air Norterra Inc, d/b/a Canadian North | ICAO: MPE, Callsign: Empress, IATA Prefix: 518, Founded in 1989. ICAO designator changed from ANX, ICAO Callsign changed to Norterra | CDN | AVCODES |
| 7 | 5T | Canadian North Inc. | ICAO: MPE, Callsign: Empress, IATA Prefix: 518, Founded in 1989. Name changed from Air Norterra Inc, d/b/a Canadian North w.e.f. 07 May 1998. ICAO callsign changed from Emphis. IATA designator changed from 3F* | CDN | AVCODES |
| 8 | 5T | Canadian North Inc. | ICAO: AKT, Callsign: Arctic, IATA Prefix: 518, ICAO designator changed from MPE. ICAO callsign changed from Empress w.e.f 26 May 2021. | CDN | AVCODES |
