| Petroupoli to Octeville | 1,483.98 mi (2,388.23 km) |
| Petroupoli to Oignies | 1,328.65 mi (2,138.26 km) |
| Petroupoli to Oissel | 1,364.25 mi (2,195.55 km) |
| Petroupoli to Olivet | 1,287.40 mi (2,071.87 km) |
| Petroupoli to Ollioules | 997.75 mi (1,605.73 km) |
| Petroupoli to Olonne-sur-Mer | 1,419.42 mi (2,284.34 km) |
| Petroupoli to Oloron-Sainte-Marie | 1,317.70 mi (2,120.64 km) |
| Petroupoli to Onet Village | 1,176.24 mi (1,892.98 km) |
| Petroupoli to Onnaing | 1,303.23 mi (2,097.35 km) |
| Petroupoli to Orange | 1,066.40 mi (1,716.20 km) |
| Petroupoli to Orchies | 1,319.57 mi (2,123.64 km) |
| Petroupoli to Orleans | 1,288.12 mi (2,073.04 km) |
| Petroupoli to Orly | 1,293.03 mi (2,080.94 km) |
| Petroupoli to Ormesson-sur-Marne | 1,288.46 mi (2,073.57 km) |
| Petroupoli to Orsay | 1,299.97 mi (2,092.10 km) |
