| Clifton to Octeville | 227.32 mi (365.83 km) |
| Clifton to Oignies | 245.32 mi (394.80 km) |
| Clifton to Oissel | 265.01 mi (426.50 km) |
| Clifton to Olivet | 373.61 mi (601.27 km) |
| Clifton to Ollioules | 747.84 mi (1,203.53 km) |
| Clifton to Olonne-sur-Mer | 440.78 mi (709.37 km) |
| Clifton to Oloron-Sainte-Marie | 671.39 mi (1,080.50 km) |
| Clifton to Onet Village | 614.33 mi (988.67 km) |
| Clifton to Onnaing | 268.48 mi (432.08 km) |
| Clifton to Orange | 664.17 mi (1,068.88 km) |
| Clifton to Orchies | 252.97 mi (407.11 km) |
| Clifton to Orleans | 371.24 mi (597.46 km) |
| Clifton to Orly | 326.85 mi (526.02 km) |
| Clifton to Ormesson-sur-Marne | 327.36 mi (526.84 km) |
| Clifton to Orsay | 325.54 mi (523.91 km) |
