| Imperial to Octeville | 5,452.02 mi (8,774.18 km) |
| Imperial to Oignies | 5,572.08 mi (8,967.40 km) |
| Imperial to Oissel | 5,559.30 mi (8,946.83 km) |
| Imperial to Olivet | 5,653.99 mi (9,099.22 km) |
| Imperial to Ollioules | 6,015.61 mi (9,681.19 km) |
| Imperial to Olonne-sur-Mer | 5,580.81 mi (8,981.45 km) |
| Imperial to Oloron-Sainte-Marie | 5,771.52 mi (9,288.36 km) |
| Imperial to Onet Village | 5,839.12 mi (9,397.16 km) |
| Imperial to Onnaing | 5,595.66 mi (9,005.35 km) |
| Imperial to Orange | 5,930.42 mi (9,544.09 km) |
| Imperial to Orchies | 5,580.06 mi (8,980.24 km) |
| Imperial to Orleans | 5,652.53 mi (9,096.87 km) |
| Imperial to Orly | 5,630.90 mi (9,062.06 km) |
| Imperial to Ormesson-sur-Marne | 5,633.95 mi (9,066.97 km) |
| Imperial to Orsay | 5,625.96 mi (9,054.11 km) |
