| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Grees | city | Vlaanderen | Belgium | 51.16 | 5.11 | 88 | 30696 |
| Gremberg | city | Vlaanderen | Belgium | 50.90 | 3.72 | 150 | 14610 |
| Grembergen | city | Vlaanderen | Belgium | 51.05 | 4.10 | 3 | 52913 |
| Gremelange | city | Wallonie | Belgium | 49.85 | 5.75 | 1669 | 2811 |
| Gremelslo | city | Vlaanderen | Belgium | 51.12 | 5.75 | 108 | 27933 |
| Gremelsloo | city | Vlaanderen | Belgium | 51.12 | 5.75 | 108 | 27933 |
| Grendel | city | Wallonie | Belgium | 49.75 | 5.81 | 954 | 6695 |
| Grendelbaan | city | Vlaanderen | Belgium | 50.90 | 5.45 | 134 | 42353 |
| Grenfaux | city | Wallonie | Belgium | 50.56 | 4.31 | 830 | 21807 |
| Grenwick | city | Wallonie | Belgium | 50.70 | 5.17 | 830 | 7044 |
| Greuneries | city | Wallonie | Belgium | 50.74 | 3.44 | 49 | 16580 |
| Grez-Doiceau | city | Wallonie | Belgium | 50.74 | 4.70 | 262 | 10809 |
| Grez-Doiceau (Archennes) | city | Wallonie | Belgium | 50.75 | 4.68 | 157 | 17243 |
| Grez-Doiceau (Biez) | city | Wallonie | Belgium | 50.73 | 4.70 | 295 | 11068 |
| Grez-Doiceau (Bossut-Gottechain) | city | Wallonie | Belgium | 50.76 | 4.69 | 196 | 8326 |
| Grez-Doiceau (Nethen) | city | Wallonie | Belgium | 50.78 | 4.68 | 216 | 11897 |