| Villa Castelli to Opwijk | 959.09 mi (1,543.51 km) |
| Villa Castelli to Ostend | 1,011.79 mi (1,628.32 km) |
| Villa Castelli to Oud-Heverlee | 937.49 mi (1,508.75 km) |
| Villa Castelli to Oud-Turnhout | 951.52 mi (1,531.32 km) |
| Villa Castelli to Oudenaarde | 972.44 mi (1,564.99 km) |
| Villa Castelli to Oudenburg | 1,007.23 mi (1,620.98 km) |
| Villa Castelli to Oupeye | 901.31 mi (1,450.52 km) |
| Villa Castelli to Overijse | 939.30 mi (1,511.66 km) |
| Villa Castelli to Overpelt | 933.65 mi (1,502.57 km) |
| Villa Castelli to Paal | 932.00 mi (1,499.91 km) |
| Villa Castelli to Peer | 928.32 mi (1,493.98 km) |
| Villa Castelli to Pepinster | 888.98 mi (1,430.67 km) |
| Villa Castelli to Peruwelz | 957.90 mi (1,541.59 km) |
| Villa Castelli to Perwez | 922.79 mi (1,485.09 km) |
| Villa Castelli to Philippeville | 911.41 mi (1,466.77 km) |
