| Port Orange to Noventa Vicentina | 4,935.76 mi (7,943.34 km) |
| Port Orange to Novi di Modena | 4,917.79 mi (7,914.41 km) |
| Port Orange to Novi Ligure | 4,825.21 mi (7,765.42 km) |
| Port Orange to Nuoro | 4,967.65 mi (7,994.66 km) |
| Port Orange to Occhiobello | 4,947.69 mi (7,962.54 km) |
| Port Orange to Oderzo | 4,964.92 mi (7,990.26 km) |
| Port Orange to Oggiono | 4,824.88 mi (7,764.89 km) |
| Port Orange to Olbia | 4,959.39 mi (7,981.37 km) |
| Port Orange to Oleggio | 4,797.23 mi (7,720.40 km) |
| Port Orange to Olgiate Comasco | 4,807.67 mi (7,737.20 km) |
| Port Orange to Olgiate Olona | 4,807.67 mi (7,737.20 km) |
| Port Orange to Omegna | 4,780.16 mi (7,692.93 km) |
| Port Orange to Opera | 4,828.99 mi (7,771.52 km) |
| Port Orange to Oppeano | 4,919.64 mi (7,917.39 km) |
| Port Orange to Orbassano | 4,761.99 mi (7,663.69 km) |
