| Spring to Opwijk | 5,018.31 mi (8,076.19 km) |
| Spring to Ostend | 4,961.18 mi (7,984.26 km) |
| Spring to Oud-Heverlee | 5,041.27 mi (8,113.13 km) |
| Spring to Oud-Turnhout | 5,038.35 mi (8,108.44 km) |
| Spring to Oudenaarde | 4,999.13 mi (8,045.33 km) |
| Spring to Oudenburg | 4,965.60 mi (7,991.36 km) |
| Spring to Oupeye | 5,083.14 mi (8,180.52 km) |
| Spring to Overijse | 5,037.64 mi (8,107.29 km) |
| Spring to Overpelt | 5,058.17 mi (8,140.34 km) |
| Spring to Paal | 5,054.40 mi (8,134.27 km) |
| Spring to Peer | 5,062.26 mi (8,146.91 km) |
| Spring to Pepinster | 5,094.42 mi (8,198.68 km) |
| Spring to Peruwelz | 5,008.67 mi (8,060.67 km) |
| Spring to Perwez | 5,053.61 mi (8,133.00 km) |
| Spring to Philippeville | 5,056.57 mi (8,137.76 km) |
