| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| HMS Brecon | city | Powys | United Kingdom | 51.95 | -3.38 | 830 | 1490 |
| Hay | city | Powys | United Kingdom | 52.07 | -3.12 | 830 | 2566 |
| Hay-on-wye | city | Powys | United Kingdom | 52.07 | -3.12 | 830 | 2566 |
| Highgate | city | Powys | United Kingdom | 52.55 | -3.32 | 830 | 1490 |
| Hirnant | city | Powys | United Kingdom | 52.78 | -3.42 | 1017 | 1490 |
| Hundred House | city | Powys | United Kingdom | 52.18 | -3.30 | 862 | 1490 |