| Cercola to Octeville | 982.27 mi (1,580.81 km) |
| Cercola to Oignies | 858.74 mi (1,382.00 km) |
| Cercola to Oissel | 870.04 mi (1,400.20 km) |
| Cercola to Olivet | 780.59 mi (1,256.24 km) |
| Cercola to Ollioules | 463.70 mi (746.26 km) |
| Cercola to Olonne-sur-Mer | 893.31 mi (1,437.64 km) |
| Cercola to Oloron-Sainte-Marie | 783.13 mi (1,260.33 km) |
| Cercola to Onet Village | 644.05 mi (1,036.50 km) |
| Cercola to Onnaing | 836.47 mi (1,346.17 km) |
| Cercola to Orange | 535.53 mi (861.85 km) |
| Cercola to Orchies | 851.44 mi (1,370.26 km) |
| Cercola to Orleans | 781.75 mi (1,258.11 km) |
| Cercola to Orly | 798.15 mi (1,284.50 km) |
| Cercola to Ormesson-sur-Marne | 794.80 mi (1,279.11 km) |
| Cercola to Orsay | 803.56 mi (1,293.20 km) |
