| Altmunster to Ostend | 537.00 mi (864.21 km) |
| Altmunster to Oud-Heverlee | 456.44 mi (734.57 km) |
| Altmunster to Oud-Turnhout | 458.23 mi (737.44 km) |
| Altmunster to Oudenaarde | 500.18 mi (804.96 km) |
| Altmunster to Oudenburg | 532.69 mi (857.28 km) |
| Altmunster to Oupeye | 413.92 mi (666.14 km) |
| Altmunster to Overijse | 460.50 mi (741.11 km) |
| Altmunster to Overpelt | 438.44 mi (705.59 km) |
| Altmunster to Paal | 442.25 mi (711.74 km) |
| Altmunster to Peer | 434.30 mi (698.94 km) |
| Altmunster to Pepinster | 402.94 mi (648.47 km) |
| Altmunster to Peruwelz | 493.44 mi (794.11 km) |
| Altmunster to Perwez | 444.97 mi (716.12 km) |
| Altmunster to Philippeville | 446.23 mi (718.13 km) |
| Altmunster to Plombieres | 402.54 mi (647.82 km) |
