| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Galtarvík | city | Iceland | 64.33 | -21.82 | 0 | 57 | |
| Gardhar | city | Iceland | 64.32 | -22.05 | 42 | 5472 | |
| Gardhasel | city | Iceland | 64.33 | -22.02 | 85 | 4848 | |
| Garðar | city | Iceland | 64.32 | -22.05 | 42 | 5472 | |
| Garðasel | city | Iceland | 64.33 | -22.02 | 85 | 4848 | |
| Geirshlidh | city | Iceland | 64.63 | -21.40 | 590 | 0 | |
| Geirshlíð | city | Iceland | 64.63 | -21.40 | 590 | 0 | |
| Geirslidharkot | city | Iceland | 64.63 | -21.40 | 590 | 0 | |
| Geirsliðarkot | city | Iceland | 64.63 | -21.40 | 590 | 0 | |
| Geitaberg | city | Iceland | 64.45 | -21.53 | 459 | 1 | |
| Geldingaa | city | Iceland | 64.42 | -21.90 | 91 | 42 | |
| Giljar | city | Iceland | 64.68 | -21.07 | 390 | 0 | |
| Gilstreymi | city | Iceland | 64.48 | -21.15 | 695 | 0 | |
| Glammastadhir | city | Iceland | 64.45 | -21.57 | 255 | 0 | |
| Glammastaðir | city | Iceland | 64.45 | -21.57 | 255 | 0 | |
| Grafardalur | city | Iceland | 64.47 | -21.40 | 971 | 0 | |
| Grafardular | city | Iceland | 64.47 | -21.40 | 971 | 0 | |
| Grimarsstadhir | city | Iceland | 64.58 | -21.72 | 55 | 130 | |
| Grimsstadhir | city | Iceland | 64.67 | -21.33 | 108 | 142 | |
| Grimsstaðir | city | Iceland | 64.67 | -21.33 | 108 | 142 | |
| Grjoteyri | city | Iceland | 64.53 | -21.83 | 45 | 59 | |
| Grof | city | Iceland | 64.67 | -21.40 | 98 | 0 | |
| Grof | city | Iceland | 64.33 | -21.83 | 0 | 73 | |
| Grof | city | Iceland | 64.57 | -21.55 | 239 | 0 | |
| Grund | city | Iceland | 64.53 | -21.62 | 242 | 0 | |
| Grímarsstaðir | city | Iceland | 64.58 | -21.72 | 55 | 130 | |
| Gullberastadhir | city | Iceland | 64.55 | -21.35 | 288 | 0 | |
| Gullberastaðir | city | Iceland | 64.55 | -21.35 | 288 | 0 |