| Blackburn to Noventa Vicentina | 855.86 mi (1,377.37 km) |
| Blackburn to Novi di Modena | 856.13 mi (1,377.81 km) |
| Blackburn to Novi Ligure | 800.49 mi (1,288.26 km) |
| Blackburn to Nuoro | 1,078.83 mi (1,736.21 km) |
| Blackburn to Occhiobello | 876.16 mi (1,410.04 km) |
| Blackburn to Oderzo | 862.82 mi (1,388.58 km) |
| Blackburn to Oggiono | 760.76 mi (1,224.33 km) |
| Blackburn to Olbia | 1,046.04 mi (1,683.44 km) |
| Blackburn to Oleggio | 749.23 mi (1,205.76 km) |
| Blackburn to Olgiate Comasco | 749.14 mi (1,205.62 km) |
| Blackburn to Olgiate Olona | 754.78 mi (1,214.70 km) |
| Blackburn to Omegna | 727.34 mi (1,170.53 km) |
| Blackburn to Opera | 778.33 mi (1,252.60 km) |
| Blackburn to Oppeano | 843.70 mi (1,357.80 km) |
| Blackburn to Orbassano | 752.03 mi (1,210.28 km) |
