| Widnau to Noventa Vicentina | 172.02 mi (276.84 km) |
| Widnau to Novi di Modena | 183.49 mi (295.29 km) |
| Widnau to Novi Ligure | 186.91 mi (300.80 km) |
| Widnau to Nuoro | 489.61 mi (787.96 km) |
| Widnau to Occhiobello | 194.94 mi (313.72 km) |
| Widnau to Oderzo | 175.89 mi (283.07 km) |
| Widnau to Oggiono | 112.49 mi (181.03 km) |
| Widnau to Olbia | 447.98 mi (720.95 km) |
| Widnau to Oleggio | 133.13 mi (214.25 km) |
| Widnau to Olgiate Comasco | 116.08 mi (186.81 km) |
| Widnau to Olgiate Olona | 127.15 mi (204.62 km) |
| Widnau to Omegna | 120.15 mi (193.37 km) |
| Widnau to Opera | 140.73 mi (226.48 km) |
| Widnau to Oppeano | 162.81 mi (262.02 km) |
| Widnau to Orbassano | 193.30 mi (311.09 km) |
