| Aci Catena to Octeville | 1,175.91 mi (1,892.45 km) |
| Aci Catena to Oignies | 1,071.34 mi (1,724.15 km) |
| Aci Catena to Oissel | 1,070.67 mi (1,723.08 km) |
| Aci Catena to Olivet | 974.02 mi (1,567.53 km) |
| Aci Catena to Ollioules | 620.20 mi (998.11 km) |
| Aci Catena to Olonne-sur-Mer | 1,060.86 mi (1,707.29 km) |
| Aci Catena to Oloron-Sainte-Marie | 912.04 mi (1,467.79 km) |
| Aci Catena to Onet Village | 802.46 mi (1,291.44 km) |
| Aci Catena to Onnaing | 1,050.57 mi (1,690.72 km) |
| Aci Catena to Orange | 702.61 mi (1,130.75 km) |
| Aci Catena to Orchies | 1,064.82 mi (1,713.66 km) |
| Aci Catena to Orleans | 975.51 mi (1,569.93 km) |
| Aci Catena to Orly | 999.74 mi (1,608.92 km) |
| Aci Catena to Ormesson-sur-Marne | 997.20 mi (1,604.84 km) |
| Aci Catena to Orsay | 1,004.07 mi (1,615.89 km) |
