| Serramanna to Opwijk | 829.85 mi (1,335.52 km) |
| Serramanna to Ostend | 865.34 mi (1,392.63 km) |
| Serramanna to Oud-Heverlee | 814.86 mi (1,311.39 km) |
| Serramanna to Oud-Turnhout | 843.41 mi (1,357.34 km) |
| Serramanna to Oudenaarde | 830.50 mi (1,336.56 km) |
| Serramanna to Oudenburg | 861.32 mi (1,386.16 km) |
| Serramanna to Oupeye | 795.79 mi (1,280.69 km) |
| Serramanna to Overijse | 813.21 mi (1,308.73 km) |
| Serramanna to Overpelt | 832.23 mi (1,339.34 km) |
| Serramanna to Paal | 822.80 mi (1,324.17 km) |
| Serramanna to Peer | 826.22 mi (1,329.67 km) |
| Serramanna to Pepinster | 784.59 mi (1,262.67 km) |
| Serramanna to Peruwelz | 809.17 mi (1,302.24 km) |
| Serramanna to Perwez | 799.17 mi (1,286.14 km) |
| Serramanna to Philippeville | 774.50 mi (1,246.43 km) |
