| Middleton to Opwijk | 323.17 mi (520.09 km) |
| Middleton to Ostend | 268.71 mi (432.44 km) |
| Middleton to Oud-Heverlee | 345.64 mi (556.25 km) |
| Middleton to Oud-Turnhout | 339.11 mi (545.74 km) |
| Middleton to Oudenaarde | 308.03 mi (495.73 km) |
| Middleton to Oudenburg | 273.26 mi (439.78 km) |
| Middleton to Oupeye | 385.66 mi (620.66 km) |
| Middleton to Overijse | 342.97 mi (551.95 km) |
| Middleton to Overpelt | 358.80 mi (577.43 km) |
| Middleton to Paal | 356.02 mi (572.96 km) |
| Middleton to Peer | 363.09 mi (584.34 km) |
| Middleton to Pepinster | 397.44 mi (639.62 km) |
| Middleton to Peruwelz | 322.66 mi (519.26 km) |
| Middleton to Perwez | 359.42 mi (578.44 km) |
| Middleton to Philippeville | 368.94 mi (593.75 km) |
