| Tortoreto to Opwijk | 726.51 mi (1,169.21 km) |
| Tortoreto to Ostend | 777.64 mi (1,251.50 km) |
| Tortoreto to Oud-Heverlee | 705.52 mi (1,135.43 km) |
| Tortoreto to Oud-Turnhout | 722.11 mi (1,162.12 km) |
| Tortoreto to Oudenaarde | 738.36 mi (1,188.27 km) |
| Tortoreto to Oudenburg | 773.10 mi (1,244.18 km) |
| Tortoreto to Oupeye | 671.38 mi (1,080.48 km) |
| Tortoreto to Overijse | 706.86 mi (1,137.58 km) |
| Tortoreto to Overpelt | 705.07 mi (1,134.70 km) |
| Tortoreto to Paal | 702.05 mi (1,129.84 km) |
| Tortoreto to Peer | 699.51 mi (1,125.75 km) |
| Tortoreto to Pepinster | 658.98 mi (1,060.53 km) |
| Tortoreto to Peruwelz | 722.82 mi (1,163.27 km) |
| Tortoreto to Perwez | 690.43 mi (1,111.14 km) |
| Tortoreto to Philippeville | 677.09 mi (1,089.67 km) |
