| Pori to Oignies | 1,045.06 mi (1,681.86 km) |
| Pori to Oissel | 1,157.82 mi (1,863.33 km) |
| Pori to Olivet | 1,221.71 mi (1,966.15 km) |
| Pori to Ollioules | 1,426.60 mi (2,295.89 km) |
| Pori to Olonne-sur-Mer | 1,392.63 mi (2,241.23 km) |
| Pori to Oloron-Sainte-Marie | 1,561.53 mi (2,513.05 km) |
| Pori to Onet Village | 1,416.04 mi (2,278.89 km) |
| Pori to Onnaing | 1,034.09 mi (1,664.21 km) |
| Pori to Orange | 1,383.25 mi (2,226.13 km) |
| Pori to Orchies | 1,038.27 mi (1,670.94 km) |
| Pori to Orleans | 1,219.25 mi (1,962.19 km) |
| Pori to Orly | 1,158.36 mi (1,864.19 km) |
| Pori to Ormesson-sur-Marne | 1,152.30 mi (1,854.44 km) |
| Pori to Orsay | 1,166.15 mi (1,876.74 km) |
| Pori to Orthez | 1,547.62 mi (2,490.66 km) |
