| Fossombrone to Opwijk | 643.71 mi (1,035.95 km) |
| Fossombrone to Ostend | 694.57 mi (1,117.80 km) |
| Fossombrone to Oud-Heverlee | 622.85 mi (1,002.38 km) |
| Fossombrone to Oud-Turnhout | 640.00 mi (1,029.98 km) |
| Fossombrone to Oudenaarde | 655.30 mi (1,054.61 km) |
| Fossombrone to Oudenburg | 690.03 mi (1,110.49 km) |
| Fossombrone to Oupeye | 589.20 mi (948.22 km) |
| Fossombrone to Overijse | 624.09 mi (1,004.38 km) |
| Fossombrone to Overpelt | 623.19 mi (1,002.92 km) |
| Fossombrone to Paal | 619.83 mi (997.52 km) |
| Fossombrone to Peer | 617.58 mi (993.89 km) |
| Fossombrone to Pepinster | 576.80 mi (928.27 km) |
| Fossombrone to Peruwelz | 639.65 mi (1,029.42 km) |
| Fossombrone to Perwez | 607.69 mi (977.98 km) |
| Fossombrone to Philippeville | 594.02 mi (955.98 km) |
