| Rayleigh to Octeville | 167.45 mi (269.49 km) |
| Rayleigh to Oignies | 129.35 mi (208.16 km) |
| Rayleigh to Oissel | 156.55 mi (251.94 km) |
| Rayleigh to Olivet | 263.62 mi (424.25 km) |
| Rayleigh to Ollioules | 632.69 mi (1,018.21 km) |
| Rayleigh to Olonne-sur-Mer | 365.12 mi (587.60 km) |
| Rayleigh to Oloron-Sainte-Marie | 582.59 mi (937.58 km) |
| Rayleigh to Onet Village | 507.27 mi (816.36 km) |
| Rayleigh to Onnaing | 154.28 mi (248.28 km) |
| Rayleigh to Orange | 550.06 mi (885.23 km) |
| Rayleigh to Orchies | 138.02 mi (222.12 km) |
| Rayleigh to Orleans | 261.10 mi (420.19 km) |
| Rayleigh to Orly | 211.72 mi (340.74 km) |
| Rayleigh to Ormesson-sur-Marne | 211.54 mi (340.45 km) |
| Rayleigh to Orsay | 211.50 mi (340.37 km) |
