| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Okegem | city | Vlaanderen | Belgium | 50.86 | 4.05 | 42 | 72088 |
| Okerij | city | Vlaanderen | Belgium | 50.77 | 3.58 | 246 | 22136 |
| Okkerwijk | city | Vlaanderen | Belgium | 50.80 | 3.45 | 62 | 26741 |
| Oksdonk | city | Vlaanderen | Belgium | 51.01 | 4.36 | 26 | 60055 |
| Okselaar | city | Vlaanderen | Belgium | 51.03 | 5.01 | 72 | 19892 |