| Beek en Donk to Orbetello | 680.78 mi (1,095.61 km) |
| Beek en Donk to Oria | 952.89 mi (1,533.53 km) |
| Beek en Donk to Oristano | 815.90 mi (1,313.06 km) |
| Beek en Donk to Orta Nova | 851.21 mi (1,369.89 km) |
| Beek en Donk to Orte | 702.46 mi (1,130.50 km) |
| Beek en Donk to Ortona | 756.34 mi (1,217.21 km) |
| Beek en Donk to Orvieto | 680.43 mi (1,095.05 km) |
| Beek en Donk to Orzinuovi | 467.26 mi (751.99 km) |
| Beek en Donk to Osimo | 665.33 mi (1,070.75 km) |
| Beek en Donk to Ospitaletto | 460.21 mi (740.63 km) |
| Beek en Donk to Ostuni | 937.96 mi (1,509.49 km) |
| Beek en Donk to Ottaviano | 849.50 mi (1,367.15 km) |
| Beek en Donk to Ovada | 496.24 mi (798.62 km) |
| Beek en Donk to Ozieri | 773.43 mi (1,244.71 km) |
| Beek en Donk to Paceco | 994.85 mi (1,601.06 km) |
