| Abbreviation | Definition |
|---|---|
| HOT | Hot Springs, Arkansas USA |
| HOU | Houston, Texas USA |
| HOV | Orsta- Volda, Norway |
| HOX | Homalin, Burma ( Myanmar) |
| HOY | Hoy Island, Scotland, UK |
| HPA | Ha'apai, Tonga Islands, South Pacific |
| HPB | Hooper Bay Airport, Hooper Bay, Alaska USA |
| HPE | Hope Vale, Queensland, Australia |
| HPH | Haiphong, Vietnam |
| HPN | Westchester County, New York City, New York USA |
| HPT | Hampton, Iowa USA |
| HPV | Princeville Airport, Kauai, Hawaii USA |
| HPY | Baytown, Texas, USA |
| HQM | Hoquiam, Washington USA |
| HRA | Mansehra, Pakistan |
| HRB | Harbin, Manchuria, Mainland China |
| HRE | Harare, Zimbabwe |
| HRG | Hurghada, Egypt |
| HRJ | Charkhari, Nepal |
| HRK | Kharkov, Ukraine |