| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Garth | city | Powys | United Kingdom | 52.13 | -3.52 | 830 | 1490 |
| Garthbeibio | city | Powys | United Kingdom | 52.70 | -3.50 | 869 | 1490 |
| Gladestry | city | Powys | United Kingdom | 52.18 | -3.13 | 1000 | 2122 |
| Glantwymyn | city | Powys | United Kingdom | 52.62 | -3.75 | 830 | 1505 |
| Glasbury | city | Powys | United Kingdom | 52.03 | -3.20 | 830 | 1490 |
| Glasbury-on-Wye, Glasbury on Wye | city | Powys | United Kingdom | 52.03 | -3.20 | 830 | 1490 |
| Glascwm | city | Powys | United Kingdom | 52.17 | -3.23 | 1669 | 1490 |
| Glasgwm | city | Powys | United Kingdom | 52.17 | -3.23 | 1669 | 1490 |
| Guilsfield | city | Powys | United Kingdom | 52.68 | -3.15 | 830 | 1490 |
| Gwenddwr | city | Powys | United Kingdom | 52.07 | -3.37 | 990 | 1490 |