| Hailsham to Octeville | 119.86 mi (192.89 km) |
| Hailsham to Oignies | 122.88 mi (197.76 km) |
| Hailsham to Oissel | 111.51 mi (179.46 km) |
| Hailsham to Olivet | 220.11 mi (354.22 km) |
| Hailsham to Ollioules | 594.78 mi (957.21 km) |
| Hailsham to Olonne-sur-Mer | 313.05 mi (503.81 km) |
| Hailsham to Oloron-Sainte-Marie | 531.53 mi (855.42 km) |
| Hailsham to Onet Village | 461.97 mi (743.47 km) |
| Hailsham to Onnaing | 150.06 mi (241.50 km) |
| Hailsham to Orange | 510.77 mi (822.01 km) |
| Hailsham to Orchies | 133.52 mi (214.88 km) |
| Hailsham to Orleans | 217.71 mi (350.38 km) |
| Hailsham to Orly | 174.73 mi (281.20 km) |
| Hailsham to Ormesson-sur-Marne | 175.95 mi (283.17 km) |
| Hailsham to Orsay | 172.68 mi (277.89 km) |
