| Viadana to Noventa Vicentina | 55.22 mi (88.86 km) |
| Viadana to Novi di Modena | 18.78 mi (30.23 km) |
| Viadana to Novi Ligure | 85.75 mi (138.00 km) |
| Viadana to Nuoro | 324.17 mi (521.71 km) |
| Viadana to Occhiobello | 51.92 mi (83.55 km) |
| Viadana to Oderzo | 112.50 mi (181.05 km) |
| Viadana to Oggiono | 82.03 mi (132.02 km) |
| Viadana to Olbia | 281.82 mi (453.55 km) |
| Viadana to Oleggio | 102.87 mi (165.55 km) |
| Viadana to Olgiate Comasco | 95.86 mi (154.28 km) |
| Viadana to Olgiate Olona | 93.35 mi (150.24 km) |
| Viadana to Omegna | 121.77 mi (195.97 km) |
| Viadana to Opera | 70.91 mi (114.11 km) |
| Viadana to Oppeano | 41.37 mi (66.57 km) |
| Viadana to Orbassano | 145.93 mi (234.84 km) |
