| Somero to Oignies | 1,058.06 mi (1,702.78 km) |
| Somero to Oissel | 1,172.19 mi (1,886.46 km) |
| Somero to Olivet | 1,229.86 mi (1,979.26 km) |
| Somero to Ollioules | 1,414.21 mi (2,275.96 km) |
| Somero to Olonne-sur-Mer | 1,406.42 mi (2,263.41 km) |
| Somero to Oloron-Sainte-Marie | 1,565.60 mi (2,519.58 km) |
| Somero to Onet Village | 1,414.44 mi (2,276.33 km) |
| Somero to Onnaing | 1,045.17 mi (1,682.04 km) |
| Somero to Orange | 1,375.38 mi (2,213.46 km) |
| Somero to Orchies | 1,050.61 mi (1,690.79 km) |
| Somero to Orleans | 1,227.48 mi (1,975.43 km) |
| Somero to Orly | 1,167.63 mi (1,879.12 km) |
| Somero to Ormesson-sur-Marne | 1,161.30 mi (1,868.94 km) |
| Somero to Orsay | 1,175.84 mi (1,892.33 km) |
| Somero to Orthez | 1,552.62 mi (2,498.70 km) |
