| Feltham to Octeville | 137.10 mi (220.64 km) |
| Feltham to Oignies | 162.81 mi (262.02 km) |
| Feltham to Oissel | 159.91 mi (257.35 km) |
| Feltham to Olivet | 268.39 mi (431.93 km) |
| Feltham to Ollioules | 644.12 mi (1,036.61 km) |
| Feltham to Olonne-sur-Mer | 345.06 mi (555.32 km) |
| Feltham to Oloron-Sainte-Marie | 570.47 mi (918.08 km) |
| Feltham to Onet Village | 508.71 mi (818.69 km) |
| Feltham to Onnaing | 189.30 mi (304.64 km) |
| Feltham to Orange | 559.89 mi (901.05 km) |
| Feltham to Orchies | 172.63 mi (277.82 km) |
| Feltham to Orleans | 266.06 mi (428.18 km) |
| Feltham to Orly | 224.39 mi (361.13 km) |
| Feltham to Ormesson-sur-Marne | 225.62 mi (363.10 km) |
| Feltham to Orsay | 222.22 mi (357.63 km) |
