| 1 | AHA | Air Alpha Greenland A/S | IATA: GD, Callsign: Air Alpha, Designator GD recalled by IATA | GRO | AVCODES |
| 2 | AHA | Air Alpha A/S | Callsign: Air Alpha, Name changed from Air Alpha Greenland A/S | GRO | AVCODES |
| 3 | AHA | Air Alpha Greenland | IATA: GD | | ICAO1 |
| 4 | AHAE | ALTENDORF HARVESTING | | | SCAC4 |
| 5 | AHAG | ARCHANGEL AIR CARGO INC | | | SCAC4 |
| 6 | AHAH | AMC HAULING | | | SCAC4 |
| 7 | AHAI | AHA INC | | | SCAC3 |
| 8 | AHAI | AH TRANSFERS & CARTAGE INC | | | SCAC4 |
| 9 | AHAK | ALOHA TRUCKING | | | SCAC4 |
| 10 | AHAO | ALTAMAHA OIL | | | SCAC4 |
| 11 | AHAP | ALPHA EXPLOSIVES | | | SCAC4 |
| 12 | AHAR | ARROCHAR FUEL CORPORATION | | | SCAC4 |
| 13 | AHAS | A & H TRUCKING & SHIPPING | | | SCAC4 |
| 14 | AHAW | ASC HAULING | | | SCAC4 |
