| Widnes to Noventa Vicentina | 848.20 mi (1,365.05 km) |
| Widnes to Novi di Modena | 847.15 mi (1,363.36 km) |
| Widnes to Novi Ligure | 788.69 mi (1,269.27 km) |
| Widnes to Nuoro | 1,063.32 mi (1,711.25 km) |
| Widnes to Occhiobello | 868.01 mi (1,396.93 km) |
| Widnes to Oderzo | 857.02 mi (1,379.25 km) |
| Widnes to Oggiono | 751.20 mi (1,208.94 km) |
| Widnes to Olbia | 1,031.16 mi (1,659.48 km) |
| Widnes to Oleggio | 738.42 mi (1,188.38 km) |
| Widnes to Olgiate Comasco | 739.07 mi (1,189.41 km) |
| Widnes to Olgiate Olona | 744.36 mi (1,197.94 km) |
| Widnes to Omegna | 716.66 mi (1,153.35 km) |
| Widnes to Opera | 767.97 mi (1,235.93 km) |
| Widnes to Oppeano | 835.66 mi (1,344.86 km) |
| Widnes to Orbassano | 738.89 mi (1,189.12 km) |
