| Bovisio Masciago to Oerlinghausen | 439.29 mi (706.97 km) |
| Bovisio Masciago to Oestrich-Winkel | 307.51 mi (494.89 km) |
| Bovisio Masciago to Offenburg | 205.07 mi (330.03 km) |
| Bovisio Masciago to Oftersheim | 260.71 mi (419.57 km) |
| Bovisio Masciago to Ohrdruf | 367.35 mi (591.19 km) |
| Bovisio Masciago to Ohringen | 248.12 mi (399.31 km) |
| Bovisio Masciago to Olbernhau | 398.53 mi (641.36 km) |
| Bovisio Masciago to Olching | 205.69 mi (331.03 km) |
| Bovisio Masciago to Oldenburg | 521.77 mi (839.71 km) |
| Bovisio Masciago to Oldenburg in Holstein | 604.84 mi (973.39 km) |
| Bovisio Masciago to Olfen | 429.07 mi (690.53 km) |
| Bovisio Masciago to Olpe | 377.96 mi (608.27 km) |
| Bovisio Masciago to Olsberg | 397.30 mi (639.40 km) |
| Bovisio Masciago to Oranienburg | 526.35 mi (847.08 km) |
| Bovisio Masciago to Ortenberg | 327.47 mi (527.01 km) |
