| 1 | HAD | Haiti Aviation S.A. d/b/a Air D'Ayiti | IATA: H9, Callsign: Haiti Avia, Designator H9 reinstated by IATA | RH | AVCODES |
| 2 | HAD | Helicopteros Andes | Callsign: Heliandes, | RCH | AVCODES |
| 3 | HAD | Haiti Aviation S.A. | IATA: H5, | RH | AVCODES |
| 4 | HADB | HALO DISTRIBUTING COMPANY | | | SCAC4 |
| 5 | HADD | HALL, GEO A INC | | | SCAC4 |
| 6 | HADER | Hadersdorfer Reisen GmbH | | D | TRAFFIC |
| 7 | HADF | HARDEN FURNITURE INC | | | SCAC4 |
| 8 | HADI | HILLSBORO TRANSPORTATION COMPANY | | | SCAC4 |
| 9 | HADL | HYUNDAI AUSTRALIA DIRECT LINE | | | SCAC4 |
| 10 | HADM | HONEYWELL AEROSPACE DE MEXICO SA DE | | | SCAC4 |
| 11 | HADT | HADLEYS TRUCKING LLC | | | SCAC4 |
| 12 | HADV | HARBOUR ADVANCED MACHINING | | | SCAC4 |
| 13 | HADY | HADLEY EXHIBITS INC | | | SCAC4 |
| 14 | HADZ | HAWTHORNE ARMY AMMUNITION DEPOT | | | PWRC |
