| Modugno to Octeville | 1,067.38 mi (1,717.79 km) |
| Modugno to Oignies | 925.71 mi (1,489.78 km) |
| Modugno to Oissel | 950.29 mi (1,529.35 km) |
| Modugno to Olivet | 868.31 mi (1,397.41 km) |
| Modugno to Ollioules | 577.81 mi (929.89 km) |
| Modugno to Olonne-sur-Mer | 995.96 mi (1,602.85 km) |
| Modugno to Oloron-Sainte-Marie | 901.12 mi (1,450.22 km) |
| Modugno to Onet Village | 753.95 mi (1,213.37 km) |
| Modugno to Onnaing | 901.66 mi (1,451.08 km) |
| Modugno to Orange | 643.69 mi (1,035.92 km) |
| Modugno to Orchies | 917.44 mi (1,476.48 km) |
| Modugno to Orleans | 869.18 mi (1,398.82 km) |
| Modugno to Orly | 878.47 mi (1,413.76 km) |
| Modugno to Ormesson-sur-Marne | 874.37 mi (1,407.17 km) |
| Modugno to Orsay | 884.81 mi (1,423.97 km) |
