| Swidwin to Octeville | 796.31 mi (1,281.54 km) |
| Swidwin to Oignies | 587.15 mi (944.93 km) |
| Swidwin to Oissel | 699.30 mi (1,125.41 km) |
| Swidwin to Olivet | 728.48 mi (1,172.38 km) |
| Swidwin to Ollioules | 862.70 mi (1,388.39 km) |
| Swidwin to Olonne-sur-Mer | 920.03 mi (1,480.64 km) |
| Swidwin to Oloron-Sainte-Marie | 1,042.87 mi (1,678.34 km) |
| Swidwin to Onet Village | 879.78 mi (1,415.87 km) |
| Swidwin to Onnaing | 566.45 mi (911.62 km) |
| Swidwin to Orange | 829.36 mi (1,334.73 km) |
| Swidwin to Orchies | 577.24 mi (928.98 km) |
| Swidwin to Orleans | 726.49 mi (1,169.18 km) |
| Swidwin to Orly | 673.36 mi (1,083.68 km) |
| Swidwin to Ormesson-sur-Marne | 666.31 mi (1,072.32 km) |
| Swidwin to Orsay | 682.79 mi (1,098.84 km) |
