| Sidmouth to Noventa Vicentina | 776.37 mi (1,249.45 km) |
| Sidmouth to Novi di Modena | 766.71 mi (1,233.90 km) |
| Sidmouth to Novi Ligure | 691.27 mi (1,112.49 km) |
| Sidmouth to Nuoro | 937.29 mi (1,508.42 km) |
| Sidmouth to Occhiobello | 792.52 mi (1,275.44 km) |
| Sidmouth to Oderzo | 797.18 mi (1,282.94 km) |
| Sidmouth to Oggiono | 669.66 mi (1,077.72 km) |
| Sidmouth to Olbia | 909.40 mi (1,463.54 km) |
| Sidmouth to Oleggio | 649.09 mi (1,044.60 km) |
| Sidmouth to Olgiate Comasco | 654.57 mi (1,053.43 km) |
| Sidmouth to Olgiate Olona | 657.40 mi (1,057.98 km) |
| Sidmouth to Omegna | 628.88 mi (1,012.08 km) |
| Sidmouth to Opera | 680.66 mi (1,095.42 km) |
| Sidmouth to Oppeano | 761.65 mi (1,225.76 km) |
| Sidmouth to Orbassano | 634.01 mi (1,020.34 km) |
