| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Osage | city | Province de )) (( Brabant | Belgium | 50.6 | 4.4166667 | 426 | 19172 |
| Ose | city | Provincie Oost-Vlaanderen | Belgium | 50.8666667 | 3.6666667 | 144 | 25297 |
| Osse | city | Provincie Oost-Vlaanderen | Belgium | 51.05 | 3.55 | 26 | 32815 |
| Osse | city | Provincie Oost-Vlaanderen | Belgium | 50.8666667 | 3.6666667 | 144 | 25297 |
| Ossegem | city | Province de )) (( Brabant | Belgium | 50.85 | 4.3 | 167 | 454563 |
| Osseghem | city | Province de )) (( Brabant | Belgium | 50.85 | 4.3 | 167 | 454563 |
| Ossel | city | Province de )) (( Brabant | Belgium | 50.9166667 | 4.2833333 | 193 | 70915 |
| Ossen Goor | city | Provincie Antwerpen | Belgium | 51.2333333 | 4.9666667 | 55 | 27427 |
| Ossenberg | city | Province de )) (( Brabant | Belgium | 50.95 | 4.9333333 | 118 | 23418 |
| Ossenbroek | city | Provincie Oost-Vlaanderen | Belgium | 50.9666667 | 3.8833333 | 82 | 46671 |
| Ossenhoek | city | Provincie Oost-Vlaanderen | Belgium | 51.1833333 | 4.1 | 26 | 49707 |
| Ossenweg | city | Province de )) (( Brabant | Belgium | 50.85 | 5.1333333 | 121 | 22356 |
| Ossogne | city | Province de Hainaut | Belgium | 50.2833333 | 4.3333333 | 561 | 12516 |
| Ossogne | city | Province de Namur | Belgium | 50.4 | 5.2166667 | 895 | 5892 |
| Ostemeree | city | Province de Namur | Belgium | 50.25 | 4.7666667 | 797 | 5838 |
| Ostemerée | city | Province de Namur | Belgium | 50.25 | 4.7666667 | 797 | 5838 |
| Ostend | city | Provincie West-Vlaanderen | Belgium | 51.2166667 | 2.9166667 | 6 | 68494 |
| Ostende | city | Provincie West-Vlaanderen | Belgium | 51.2166667 | 2.9166667 | 6 | 68494 |
| Oster | city | Province de Luxembourg | Belgium | 50.3 | 5.55 | 997 | 4018 |
| Oster | city | Province de Luxembourg | Belgium | 50.2666667 | 5.65 | 1538 | 2451 |
| Ostiches | city | Province de Hainaut | Belgium | 50.6666667 | 3.7666667 | 141 | 17460 |