| Portoferraio to Opwijk | 632.69 mi (1,018.21 km) |
| Portoferraio to Ostend | 676.70 mi (1,089.04 km) |
| Portoferraio to Oud-Heverlee | 614.49 mi (988.93 km) |
| Portoferraio to Oud-Turnhout | 638.26 mi (1,027.18 km) |
| Portoferraio to Oudenaarde | 638.82 mi (1,028.07 km) |
| Portoferraio to Oudenburg | 672.32 mi (1,081.99 km) |
| Portoferraio to Oupeye | 588.12 mi (946.48 km) |
| Portoferraio to Overijse | 614.20 mi (988.46 km) |
| Portoferraio to Overpelt | 624.24 mi (1,004.63 km) |
| Portoferraio to Paal | 617.41 mi (993.63 km) |
| Portoferraio to Peer | 618.29 mi (995.04 km) |
| Portoferraio to Pepinster | 576.11 mi (927.15 km) |
| Portoferraio to Peruwelz | 619.87 mi (997.58 km) |
| Portoferraio to Perwez | 598.68 mi (963.48 km) |
| Portoferraio to Philippeville | 578.75 mi (931.41 km) |
