| Bovisio Masciago to Oria | 554.80 mi (892.86 km) |
| Bovisio Masciago to Oristano | 395.60 mi (636.65 km) |
| Bovisio Masciago to Orta Nova | 442.36 mi (711.91 km) |
| Bovisio Masciago to Orte | 270.87 mi (435.92 km) |
| Bovisio Masciago to Ortona | 344.93 mi (555.11 km) |
| Bovisio Masciago to Orvieto | 248.21 mi (399.46 km) |
| Bovisio Masciago to Orzinuovi | 40.78 mi (65.62 km) |
| Bovisio Masciago to Osimo | 259.27 mi (417.26 km) |
| Bovisio Masciago to Ospitaletto | 44.85 mi (72.17 km) |
| Bovisio Masciago to Ostuni | 542.09 mi (872.41 km) |
| Bovisio Masciago to Ottaviano | 424.52 mi (683.20 km) |
| Bovisio Masciago to Ovada | 71.86 mi (115.65 km) |
| Bovisio Masciago to Ozieri | 347.74 mi (559.64 km) |
| Bovisio Masciago to Paceco | 555.59 mi (894.13 km) |
| Bovisio Masciago to Pachino | 687.93 mi (1,107.11 km) |
