| Hilsea to Octeville | 86.90 mi (139.85 km) |
| Hilsea to Oignies | 179.74 mi (289.26 km) |
| Hilsea to Oissel | 140.53 mi (226.17 km) |
| Hilsea to Olivet | 244.66 mi (393.74 km) |
| Hilsea to Ollioules | 622.79 mi (1,002.28 km) |
| Hilsea to Olonne-sur-Mer | 298.40 mi (480.23 km) |
| Hilsea to Oloron-Sainte-Marie | 528.03 mi (849.78 km) |
| Hilsea to Onet Village | 478.00 mi (769.26 km) |
| Hilsea to Onnaing | 206.92 mi (333.00 km) |
| Hilsea to Orange | 537.32 mi (864.73 km) |
| Hilsea to Orchies | 190.55 mi (306.66 km) |
| Hilsea to Orleans | 242.61 mi (390.44 km) |
| Hilsea to Orly | 211.23 mi (339.94 km) |
| Hilsea to Ormesson-sur-Marne | 214.05 mi (344.47 km) |
| Hilsea to Orsay | 206.92 mi (333.01 km) |
