| Bovisio Masciago to Oegstgeest | 500.84 mi (806.02 km) |
| Bovisio Masciago to Oirschot | 442.83 mi (712.67 km) |
| Bovisio Masciago to Oisterwijk | 449.86 mi (723.98 km) |
| Bovisio Masciago to Oldebroek | 494.42 mi (795.70 km) |
| Bovisio Masciago to Oldenzaal | 473.66 mi (762.28 km) |
| Bovisio Masciago to Ommen | 492.44 mi (792.51 km) |
| Bovisio Masciago to Oosterend | 528.82 mi (851.05 km) |
| Bovisio Masciago to Oosterhout | 460.03 mi (740.34 km) |
| Bovisio Masciago to Oosterwolde | 525.38 mi (845.52 km) |
| Bovisio Masciago to Oostzaan | 508.88 mi (818.97 km) |
| Bovisio Masciago to Opmeer | 524.69 mi (844.40 km) |
| Bovisio Masciago to Oss | 455.95 mi (733.77 km) |
| Bovisio Masciago to Oud-Beijerland | 479.75 mi (772.08 km) |
| Bovisio Masciago to Oudenbosch | 463.41 mi (745.79 km) |
| Bovisio Masciago to Oudewater | 483.02 mi (777.35 km) |
