| Solothurn to Noventa Vicentina | 233.13 mi (375.18 km) |
| Solothurn to Novi di Modena | 227.65 mi (366.36 km) |
| Solothurn to Novi Ligure | 180.12 mi (289.87 km) |
| Solothurn to Nuoro | 485.09 mi (780.68 km) |
| Solothurn to Occhiobello | 250.54 mi (403.20 km) |
| Solothurn to Oderzo | 255.84 mi (411.73 km) |
| Solothurn to Oggiono | 131.42 mi (211.51 km) |
| Solothurn to Olbia | 446.06 mi (717.87 km) |
| Solothurn to Oleggio | 123.38 mi (198.56 km) |
| Solothurn to Olgiate Comasco | 120.23 mi (193.49 km) |
| Solothurn to Olgiate Olona | 126.89 mi (204.21 km) |
| Solothurn to Omegna | 101.38 mi (163.15 km) |
| Solothurn to Opera | 150.00 mi (241.41 km) |
| Solothurn to Oppeano | 218.92 mi (352.31 km) |
| Solothurn to Orbassano | 152.65 mi (245.67 km) |
