| Abbreviation | Definition |
|---|---|
| HTSY | Shinyanga, Tanzania |
| HTTB | Tabora, Tanzania |
| HTTG | Tanga, Tanzania |
| HTTU | Tunduru, Tanzania |
| HTU | Hopetoun, Victoria, Australia |
| HTUR | Urambo, Tanzania |
| HTWH | Wazo Hill, Tanzania |
| HTWK | Ngara Nairobi West Kilimanjaro, Tanzania |
| HTZ | Hato Corozal, Colombia |
| HTZA | Zanzibar Island, Tanzania |
| HUAR | Arua, Uganda |
| HUB | Humbert River, Northern Territory, Australia |
| HUE | Humera, Ethiopia |
| HUEN | Entebbe, Uganda |
| HUF | Hulman Field, Terre Haute, Indiana USA |
| HUFP | Fort Portal, Uganda |
| HUG | Huehuetenango, Guatemala |
| HUGU | Gulu, Uganda |
| HUH | Huahine Island, Society Islands |
| HUI | Hue, Vietnam |