| Soma to Noventa Vicentina | 921.62 mi (1,483.21 km) |
| Soma to Novi di Modena | 941.26 mi (1,514.82 km) |
| Soma to Novi Ligure | 1,037.67 mi (1,669.97 km) |
| Soma to Nuoro | 972.19 mi (1,564.59 km) |
| Soma to Occhiobello | 910.55 mi (1,465.38 km) |
| Soma to Oderzo | 892.66 mi (1,436.59 km) |
| Soma to Oggiono | 1,032.69 mi (1,661.95 km) |
| Soma to Olbia | 963.40 mi (1,550.44 km) |
| Soma to Oleggio | 1,061.35 mi (1,708.08 km) |
| Soma to Olgiate Comasco | 1,050.11 mi (1,689.99 km) |
| Soma to Olgiate Olona | 1,050.59 mi (1,690.76 km) |
| Soma to Omegna | 1,077.73 mi (1,734.44 km) |
| Soma to Opera | 1,029.85 mi (1,657.38 km) |
| Soma to Oppeano | 937.90 mi (1,509.40 km) |
| Soma to Orbassano | 1,101.15 mi (1,772.13 km) |
