| Cities | Distance |
|---|---|
| Brussels to Nijlen | 25.62 mi (41.22 km) |
| Brussels to Ninove | 14.68 mi (23.63 km) |
| Brussels to Nivelles | 18.27 mi (29.40 km) |
| Brussels to Olen | 30.12 mi (48.47 km) |
| Brussels to Oostakker | 30.92 mi (49.76 km) |
| Brussels to Oosterzele | 25.11 mi (40.41 km) |
| Brussels to Oostkamp | 53.03 mi (85.34 km) |
| Brussels to Opglabbeek | 55.39 mi (89.14 km) |
| Brussels to Opwijk | 11.09 mi (17.85 km) |
| Brussels to Ostend | 67.55 mi (108.71 km) |
| Brussels to Oud-Heverlee | 13.74 mi (22.11 km) |
| Brussels to Oud-Turnhout | 42.48 mi (68.36 km) |
| Brussels to Oudenaarde | 32.83 mi (52.83 km) |
| Brussels to Oudenburg | 63.22 mi (101.75 km) |
| Brussels to Oupeye | 57.19 mi (92.04 km) |