| Efkarpia to Octeville | 1,339.70 mi (2,156.04 km) |
| Efkarpia to Oignies | 1,172.39 mi (1,886.78 km) |
| Efkarpia to Oissel | 1,217.47 mi (1,959.34 km) |
| Efkarpia to Olivet | 1,148.53 mi (1,848.38 km) |
| Efkarpia to Ollioules | 893.96 mi (1,438.70 km) |
| Efkarpia to Olonne-sur-Mer | 1,294.96 mi (2,084.04 km) |
| Efkarpia to Oloron-Sainte-Marie | 1,218.95 mi (1,961.71 km) |
| Efkarpia to Onet Village | 1,064.29 mi (1,712.81 km) |
| Efkarpia to Onnaing | 1,146.25 mi (1,844.71 km) |
| Efkarpia to Orange | 953.51 mi (1,534.52 km) |
| Efkarpia to Orchies | 1,162.81 mi (1,871.37 km) |
| Efkarpia to Orleans | 1,148.98 mi (1,849.10 km) |
| Efkarpia to Orly | 1,147.57 mi (1,846.84 km) |
| Efkarpia to Ormesson-sur-Marne | 1,142.47 mi (1,838.62 km) |
| Efkarpia to Orsay | 1,155.16 mi (1,859.06 km) |
