| North Port to Noventa Vicentina | 5,084.75 mi (8,183.12 km) |
| North Port to Novi di Modena | 5,066.23 mi (8,153.31 km) |
| North Port to Novi Ligure | 4,972.93 mi (8,003.16 km) |
| North Port to Nuoro | 5,110.69 mi (8,224.86 km) |
| North Port to Occhiobello | 5,096.35 mi (8,201.79 km) |
| North Port to Oderzo | 5,114.63 mi (8,231.20 km) |
| North Port to Oggiono | 4,973.76 mi (8,004.50 km) |
| North Port to Olbia | 5,103.19 mi (8,212.79 km) |
| North Port to Oleggio | 4,945.75 mi (7,959.42 km) |
| North Port to Olgiate Comasco | 4,956.46 mi (7,976.65 km) |
| North Port to Olgiate Olona | 4,956.29 mi (7,976.38 km) |
| North Port to Omegna | 4,928.90 mi (7,932.30 km) |
| North Port to Opera | 4,977.46 mi (8,010.45 km) |
| North Port to Oppeano | 5,068.55 mi (8,157.04 km) |
| North Port to Orbassano | 4,909.63 mi (7,901.29 km) |
