| Crest to Oignies | 407.72 mi (656.16 km) |
| Crest to Oissel | 368.49 mi (593.03 km) |
| Crest to Olivet | 262.90 mi (423.10 km) |
| Crest to Ollioules | 117.20 mi (188.61 km) |
| Crest to Olonne-sur-Mer | 351.11 mi (565.06 km) |
| Crest to Oloron-Sainte-Marie | 299.26 mi (481.62 km) |
| Crest to Onet Village | 122.18 mi (196.63 km) |
| Crest to Onnaing | 396.61 mi (638.28 km) |
| Crest to Orange | 42.09 mi (67.74 km) |
| Crest to Orchies | 405.55 mi (652.68 km) |
| Crest to Orleans | 264.85 mi (426.23 km) |
| Crest to Orly | 304.06 mi (489.34 km) |
| Crest to Ormesson-sur-Marne | 303.96 mi (489.18 km) |
| Crest to Orsay | 305.34 mi (491.40 km) |
| Crest to Orthez | 299.82 mi (482.51 km) |
