| Calne to Octeville | 126.14 mi (203.00 km) |
| Calne to Oignies | 227.58 mi (366.25 km) |
| Calne to Oissel | 198.91 mi (320.12 km) |
| Calne to Olivet | 302.41 mi (486.67 km) |
| Calne to Ollioules | 680.44 mi (1,095.06 km) |
| Calne to Olonne-sur-Mer | 338.85 mi (545.33 km) |
| Calne to Oloron-Sainte-Marie | 573.32 mi (922.66 km) |
| Calne to Onet Village | 532.80 mi (857.46 km) |
| Calne to Onnaing | 254.57 mi (409.70 km) |
| Calne to Orange | 594.78 mi (957.21 km) |
| Calne to Orchies | 237.90 mi (382.86 km) |
| Calne to Orleans | 300.41 mi (483.47 km) |
| Calne to Orly | 269.45 mi (433.65 km) |
| Calne to Ormesson-sur-Marne | 272.13 mi (437.95 km) |
| Calne to Orsay | 265.27 mi (426.90 km) |
