| Summit to Opwijk | 3,663.66 mi (5,896.08 km) |
| Summit to Ostend | 3,606.05 mi (5,803.37 km) |
| Summit to Oud-Heverlee | 3,686.64 mi (5,933.07 km) |
| Summit to Oud-Turnhout | 3,686.93 mi (5,933.54 km) |
| Summit to Oudenaarde | 3,642.95 mi (5,862.76 km) |
| Summit to Oudenburg | 3,610.35 mi (5,810.29 km) |
| Summit to Oupeye | 3,729.39 mi (6,001.87 km) |
| Summit to Overijse | 3,682.52 mi (5,926.45 km) |
| Summit to Overpelt | 3,706.89 mi (5,965.67 km) |
| Summit to Paal | 3,701.72 mi (5,957.34 km) |
| Summit to Peer | 3,710.56 mi (5,971.57 km) |
| Summit to Pepinster | 3,740.18 mi (6,019.24 km) |
| Summit to Peruwelz | 3,650.68 mi (5,875.21 km) |
| Summit to Perwez | 3,698.08 mi (5,951.49 km) |
| Summit to Philippeville | 3,698.39 mi (5,951.98 km) |
