| Le Locle to Octeville | 424.12 mi (682.55 km) |
| Le Locle to Oignies | 291.38 mi (468.93 km) |
| Le Locle to Oissel | 304.64 mi (490.27 km) |
| Le Locle to Olivet | 233.24 mi (375.36 km) |
| Le Locle to Ollioules | 273.96 mi (440.90 km) |
| Le Locle to Olonne-sur-Mer | 404.44 mi (650.88 km) |
| Le Locle to Oloron-Sainte-Marie | 446.51 mi (718.59 km) |
| Le Locle to Onet Village | 273.17 mi (439.63 km) |
| Le Locle to Onnaing | 271.42 mi (436.81 km) |
| Le Locle to Orange | 222.12 mi (357.47 km) |
| Le Locle to Orchies | 285.15 mi (458.91 km) |
| Le Locle to Orleans | 233.43 mi (375.67 km) |
| Le Locle to Orly | 233.08 mi (375.11 km) |
| Le Locle to Ormesson-sur-Marne | 228.71 mi (368.07 km) |
| Le Locle to Orsay | 239.92 mi (386.12 km) |
