| Piossasco to Opwijk | 439.79 mi (707.77 km) |
| Piossasco to Ostend | 478.89 mi (770.70 km) |
| Piossasco to Oud-Heverlee | 423.88 mi (682.17 km) |
| Piossasco to Oud-Turnhout | 451.73 mi (726.98 km) |
| Piossasco to Oudenaarde | 442.46 mi (712.07 km) |
| Piossasco to Oudenburg | 474.67 mi (763.91 km) |
| Piossasco to Oupeye | 403.94 mi (650.08 km) |
| Piossasco to Overijse | 422.55 mi (680.03 km) |
| Piossasco to Overpelt | 440.38 mi (708.72 km) |
| Piossasco to Paal | 431.06 mi (693.73 km) |
| Piossasco to Peer | 434.37 mi (699.05 km) |
| Piossasco to Pepinster | 392.76 mi (632.09 km) |
| Piossasco to Peruwelz | 422.08 mi (679.27 km) |
| Piossasco to Perwez | 408.11 mi (656.79 km) |
| Piossasco to Philippeville | 384.61 mi (618.97 km) |
