| Somerset to Noventa Vicentina | 4,152.13 mi (6,682.21 km) |
| Somerset to Novi di Modena | 4,138.14 mi (6,659.70 km) |
| Somerset to Novi Ligure | 4,051.30 mi (6,519.93 km) |
| Somerset to Nuoro | 4,224.97 mi (6,799.44 km) |
| Somerset to Occhiobello | 4,166.31 mi (6,705.03 km) |
| Somerset to Oderzo | 4,176.01 mi (6,720.64 km) |
| Somerset to Oggiono | 4,042.71 mi (6,506.11 km) |
| Somerset to Olbia | 4,211.65 mi (6,778.00 km) |
| Somerset to Oleggio | 4,017.84 mi (6,466.09 km) |
| Somerset to Olgiate Comasco | 4,026.32 mi (6,479.73 km) |
| Somerset to Olgiate Olona | 4,027.51 mi (6,481.66 km) |
| Somerset to Omegna | 3,999.35 mi (6,436.34 km) |
| Somerset to Opera | 4,049.82 mi (6,517.55 km) |
| Somerset to Oppeano | 4,136.68 mi (6,657.34 km) |
| Somerset to Orbassano | 3,989.15 mi (6,419.91 km) |
