| Potenza to Octeville | 1,048.95 mi (1,688.12 km) |
| Potenza to Oignies | 917.10 mi (1,475.94 km) |
| Potenza to Oissel | 934.49 mi (1,503.92 km) |
| Potenza to Olivet | 848.10 mi (1,364.88 km) |
| Potenza to Ollioules | 540.05 mi (869.13 km) |
| Potenza to Olonne-sur-Mer | 966.64 mi (1,555.66 km) |
| Potenza to Oloron-Sainte-Marie | 860.42 mi (1,384.72 km) |
| Potenza to Onet Village | 719.46 mi (1,157.85 km) |
| Potenza to Onnaing | 893.95 mi (1,438.67 km) |
| Potenza to Orange | 610.29 mi (982.16 km) |
| Potenza to Orchies | 909.34 mi (1,463.43 km) |
| Potenza to Orleans | 849.14 mi (1,366.56 km) |
| Potenza to Orly | 862.51 mi (1,388.08 km) |
| Potenza to Ormesson-sur-Marne | 858.83 mi (1,382.15 km) |
| Potenza to Orsay | 868.34 mi (1,397.46 km) |
