| Bovisio Masciago to Oberkirch | 207.67 mi (334.21 km) |
| Bovisio Masciago to Obernburg am Main | 291.80 mi (469.61 km) |
| Bovisio Masciago to Obernkirchen | 459.45 mi (739.42 km) |
| Bovisio Masciago to Oberschleissheim | 214.69 mi (345.51 km) |
| Bovisio Masciago to Oberstdorf | 135.02 mi (217.29 km) |
| Bovisio Masciago to Obertraubling | 271.12 mi (436.33 km) |
| Bovisio Masciago to Obertshausen | 307.81 mi (495.38 km) |
| Bovisio Masciago to Oberursel | 318.01 mi (511.79 km) |
| Bovisio Masciago to Ochsenfurt | 281.92 mi (453.70 km) |
| Bovisio Masciago to Ochsenhausen | 173.80 mi (279.70 km) |
| Bovisio Masciago to Ochtrup | 463.82 mi (746.44 km) |
| Bovisio Masciago to Odenthal | 385.69 mi (620.71 km) |
| Bovisio Masciago to Oelde | 431.93 mi (695.12 km) |
| Bovisio Masciago to Oelsnitz | 359.69 mi (578.86 km) |
| Bovisio Masciago to Oer-Erkenschwick | 425.22 mi (684.32 km) |
