| Republic to Opwijk | 4,578.87 mi (7,368.98 km) |
| Republic to Ostend | 4,522.40 mi (7,278.10 km) |
| Republic to Oud-Heverlee | 4,601.70 mi (7,405.71 km) |
| Republic to Oud-Turnhout | 4,596.45 mi (7,397.28 km) |
| Republic to Oudenaarde | 4,560.95 mi (7,340.15 km) |
| Republic to Oudenburg | 4,526.88 mi (7,285.32 km) |
| Republic to Oupeye | 4,642.71 mi (7,471.71 km) |
| Republic to Overijse | 4,598.45 mi (7,400.49 km) |
| Republic to Overpelt | 4,616.08 mi (7,428.87 km) |
| Republic to Paal | 4,613.33 mi (7,424.44 km) |
| Republic to Peer | 4,620.44 mi (7,435.88 km) |
| Republic to Pepinster | 4,654.30 mi (7,490.37 km) |
| Republic to Peruwelz | 4,571.86 mi (7,357.70 km) |
| Republic to Perwez | 4,614.67 mi (7,426.59 km) |
| Republic to Philippeville | 4,619.68 mi (7,434.66 km) |
