| Sesimbra to Octeville | 855.84 mi (1,377.35 km) |
| Sesimbra to Oignies | 1,019.96 mi (1,641.47 km) |
| Sesimbra to Oissel | 906.21 mi (1,458.40 km) |
| Sesimbra to Olivet | 853.29 mi (1,373.24 km) |
| Sesimbra to Ollioules | 844.96 mi (1,359.84 km) |
| Sesimbra to Olonne-sur-Mer | 671.62 mi (1,080.87 km) |
| Sesimbra to Oloron-Sainte-Marie | 551.74 mi (887.94 km) |
| Sesimbra to Onet Village | 730.06 mi (1,174.92 km) |
| Sesimbra to Onnaing | 1,033.16 mi (1,662.72 km) |
| Sesimbra to Orange | 820.79 mi (1,320.93 km) |
| Sesimbra to Orchies | 1,027.40 mi (1,653.44 km) |
| Sesimbra to Orleans | 855.47 mi (1,376.75 km) |
| Sesimbra to Orly | 912.88 mi (1,469.15 km) |
| Sesimbra to Ormesson-sur-Marne | 919.53 mi (1,479.84 km) |
| Sesimbra to Orsay | 904.20 mi (1,455.17 km) |
