| Octeville to Opwijk | 273.23 mi (439.71 km) |
| Octeville to Ostend | 229.15 mi (368.78 km) |
| Octeville to Oud-Heverlee | 290.97 mi (468.28 km) |
| Octeville to Oud-Turnhout | 313.77 mi (504.97 km) |
| Octeville to Oudenaarde | 246.56 mi (396.81 km) |
| Octeville to Oudenburg | 230.96 mi (371.70 km) |
| Octeville to Oupeye | 330.86 mi (532.47 km) |
| Octeville to Overijse | 284.48 mi (457.83 km) |
| Octeville to Overpelt | 329.46 mi (530.22 km) |
| Octeville to Paal | 315.91 mi (508.41 km) |
| Octeville to Peer | 329.38 mi (530.09 km) |
| Octeville to Pepinster | 336.80 mi (542.03 km) |
| Octeville to Peruwelz | 239.73 mi (385.80 km) |
| Octeville to Perwez | 294.14 mi (473.38 km) |
| Octeville to Philippeville | 278.29 mi (447.87 km) |
