| Ilhavo to Noventa Vicentina | 1,068.39 mi (1,719.41 km) |
| Ilhavo to Novi di Modena | 1,033.29 mi (1,662.91 km) |
| Ilhavo to Novi Ligure | 929.73 mi (1,496.26 km) |
| Ilhavo to Nuoro | 944.84 mi (1,520.57 km) |
| Ilhavo to Occhiobello | 1,066.44 mi (1,716.27 km) |
| Ilhavo to Oderzo | 1,120.44 mi (1,803.18 km) |
| Ilhavo to Oggiono | 972.99 mi (1,565.87 km) |
| Ilhavo to Olbia | 949.32 mi (1,527.78 km) |
| Ilhavo to Oleggio | 936.28 mi (1,506.79 km) |
| Ilhavo to Olgiate Comasco | 955.18 mi (1,537.22 km) |
| Ilhavo to Olgiate Olona | 948.54 mi (1,526.52 km) |
| Ilhavo to Omegna | 931.16 mi (1,498.56 km) |
| Ilhavo to Opera | 959.83 mi (1,544.70 km) |
| Ilhavo to Oppeano | 1,051.89 mi (1,692.85 km) |
| Ilhavo to Orbassano | 874.17 mi (1,406.83 km) |
