| Spelle to Octeville | 438.63 mi (705.90 km) |
| Spelle to Oignies | 233.04 mi (375.04 km) |
| Spelle to Oissel | 347.65 mi (559.49 km) |
| Spelle to Olivet | 396.75 mi (638.51 km) |
| Spelle to Ollioules | 641.93 mi (1,033.08 km) |
| Spelle to Olonne-sur-Mer | 577.54 mi (929.46 km) |
| Spelle to Oloron-Sainte-Marie | 735.28 mi (1,183.31 km) |
| Spelle to Onet Village | 596.02 mi (959.21 km) |
| Spelle to Onnaing | 215.66 mi (347.07 km) |
| Spelle to Orange | 581.41 mi (935.69 km) |
| Spelle to Orchies | 223.97 mi (360.44 km) |
| Spelle to Orleans | 394.38 mi (634.69 km) |
| Spelle to Orly | 334.90 mi (538.96 km) |
| Spelle to Ormesson-sur-Marne | 328.45 mi (528.58 km) |
| Spelle to Orsay | 343.34 mi (552.56 km) |
