| Clayton le Moors to Octeville | 288.35 mi (464.06 km) |
| Clayton le Moors to Oignies | 322.65 mi (519.26 km) |
| Clayton le Moors to Oissel | 340.64 mi (548.21 km) |
| Clayton le Moors to Olivet | 449.00 mi (722.60 km) |
| Clayton le Moors to Ollioules | 824.70 mi (1,327.23 km) |
| Clayton le Moors to Olonne-sur-Mer | 500.89 mi (806.10 km) |
| Clayton le Moors to Oloron-Sainte-Marie | 735.52 mi (1,183.70 km) |
| Clayton le Moors to Onet Village | 687.63 mi (1,106.64 km) |
| Clayton le Moors to Onnaing | 345.17 mi (555.50 km) |
| Clayton le Moors to Orange | 740.62 mi (1,191.92 km) |
| Clayton le Moors to Orchies | 329.96 mi (531.02 km) |
| Clayton le Moors to Orleans | 446.70 mi (718.89 km) |
| Clayton le Moors to Orly | 404.13 mi (650.39 km) |
| Clayton le Moors to Ormesson-sur-Marne | 404.86 mi (651.55 km) |
| Clayton le Moors to Orsay | 402.49 mi (647.75 km) |
