| Belmonte Mezzagno to Octeville | 1,091.73 mi (1,756.97 km) |
| Belmonte Mezzagno to Oignies | 998.14 mi (1,606.35 km) |
| Belmonte Mezzagno to Oissel | 990.20 mi (1,593.57 km) |
| Belmonte Mezzagno to Olivet | 890.75 mi (1,433.52 km) |
| Belmonte Mezzagno to Ollioules | 528.74 mi (850.92 km) |
| Belmonte Mezzagno to Olonne-sur-Mer | 968.71 mi (1,558.99 km) |
| Belmonte Mezzagno to Oloron-Sainte-Marie | 813.83 mi (1,309.73 km) |
| Belmonte Mezzagno to Onet Village | 709.59 mi (1,141.97 km) |
| Belmonte Mezzagno to Onnaing | 978.62 mi (1,574.94 km) |
| Belmonte Mezzagno to Orange | 612.77 mi (986.15 km) |
| Belmonte Mezzagno to Orchies | 992.23 mi (1,596.85 km) |
| Belmonte Mezzagno to Orleans | 892.38 mi (1,436.14 km) |
| Belmonte Mezzagno to Orly | 920.15 mi (1,480.84 km) |
| Belmonte Mezzagno to Ormesson-sur-Marne | 918.06 mi (1,477.48 km) |
| Belmonte Mezzagno to Orsay | 923.91 mi (1,486.89 km) |
