| 1 | HLA | HC Airlines Ltd. t/a Heavylift Cargo Airlines | Callsign: Heavylift, Ceased operations on 17 September 2002. Name changed from Heavylift Cargo Airlines Ltd. | GB | AVCODES |
| 2 | HLA | Heavylift Cargo Airlines Ltd. | IATA: NP, Callsign: Heavylift, Name changed to HC Airlines Ltd. ICAO callsign changed from November Papa | GB | AVCODES |
| 3 | HLA | Heavylift Cargo Airlines Ltd. | IATA: NP, Callsign: November Papa, ICAO callsign changed to Heavylift | GB | AVCODES |
| 4 | HLA | Air Hollandia B.V. | Callsign: Hollandia, | NL | AVCODES |
| 5 | HLA | Hellenic Army | Callsign: Hellenic Army, | GR | AVCODES |
| 6 | HLA | HC Airlines | | | ICAO1 |
| 7 | HLA | Hjørring - Løkken - Åbybro | 1913 - 1969 | DK | jernbanen.dk |
| 8 | HLA | Hjørring - Løkken - Åbybro | 1913 - 1969 | DK | TRAFFIC |
| 9 | HLAA | HOLLIS LOGISTICS SERVICES LLC | | | SCAC4 |
| 10 | HLAC | H & L ALUMINUM USA | | | SCAC4 |
| 11 | HLAE | HALL TRUCKING, INC. | | | SCAC1 |
| 12 | HLAE | HL TRUCKING | | | SCAC4 |
| 13 | HLAG | HOLIDAY TRAILS RESORTS INC | | | SCAC4 |
| 14 | HLAM | HARBIN, LARRY MOBILE HOME SERVICE | | | SCAC4 |
| 15 | HLAN | HANLAN TRUCKING | | | SCAC4 |
| 16 | HLAO | HCI LOGISTICS | | | SCAC4 |
| 17 | HLAP | HELLAS TRANSPORT CO | | | SCAC4 |
| 18 | HLAQ | HOVERSON, LOYD A TRUCKING INC | | | SCAC4 |
| 19 | HLAR | HI-LINE TRANSPORTATION INC | | | SCAC4 |
| 20 | HLAS | HOLLAND, SEAN L | | | SCAC4 |
| 21 | HLAT | HALLAND TRANSPORTATION | | | SCAC4 |
| 22 | HLAV | HURRICANE LOGISTICS LLC | | | SCAC4 |
