| Summit to Noventa Vicentina | 4,137.96 mi (6,659.40 km) |
| Summit to Novi di Modena | 4,124.05 mi (6,637.02 km) |
| Summit to Novi Ligure | 4,037.34 mi (6,497.46 km) |
| Summit to Nuoro | 4,211.63 mi (6,777.96 km) |
| Summit to Occhiobello | 4,152.18 mi (6,682.29 km) |
| Summit to Oderzo | 4,161.73 mi (6,697.65 km) |
| Summit to Oggiono | 4,028.57 mi (6,483.36 km) |
| Summit to Olbia | 4,198.21 mi (6,756.36 km) |
| Summit to Oleggio | 4,003.77 mi (6,443.44 km) |
| Summit to Olgiate Comasco | 4,012.21 mi (6,457.02 km) |
| Summit to Olgiate Olona | 4,013.42 mi (6,458.98 km) |
| Summit to Omegna | 3,985.26 mi (6,413.65 km) |
| Summit to Opera | 4,035.75 mi (6,494.90 km) |
| Summit to Oppeano | 4,122.52 mi (6,634.55 km) |
| Summit to Orbassano | 3,975.22 mi (6,397.49 km) |
