| Borgosesia to Opwijk | 408.19 mi (656.92 km) |
| Borgosesia to Ostend | 452.37 mi (728.03 km) |
| Borgosesia to Oud-Heverlee | 390.25 mi (628.04 km) |
| Borgosesia to Oud-Turnhout | 414.97 mi (667.83 km) |
| Borgosesia to Oudenaarde | 414.33 mi (666.81 km) |
| Borgosesia to Oudenburg | 447.97 mi (720.94 km) |
| Borgosesia to Oupeye | 365.37 mi (588.00 km) |
| Borgosesia to Overijse | 389.81 mi (627.34 km) |
| Borgosesia to Overpelt | 401.74 mi (646.53 km) |
| Borgosesia to Paal | 394.12 mi (634.27 km) |
| Borgosesia to Peer | 395.74 mi (636.89 km) |
| Borgosesia to Pepinster | 353.58 mi (569.03 km) |
| Borgosesia to Peruwelz | 395.62 mi (636.69 km) |
| Borgosesia to Perwez | 374.42 mi (602.56 km) |
| Borgosesia to Philippeville | 354.19 mi (570.02 km) |
