| Viadana to Oberriet | 171.31 mi (275.69 km) |
| Viadana to Obersiggenthal | 206.47 mi (332.29 km) |
| Viadana to Oberwil | 228.09 mi (367.07 km) |
| Viadana to Oberwingert | 197.57 mi (317.95 km) |
| Viadana to Oftringen | 206.89 mi (332.95 km) |
| Viadana to Olten | 209.18 mi (336.64 km) |
| Viadana to Onex | 230.76 mi (371.36 km) |
| Viadana to Opfikon | 196.77 mi (316.68 km) |
| Viadana to Ostermundigen | 202.07 mi (325.20 km) |
| Viadana to Payerne | 216.35 mi (348.19 km) |
| Viadana to Pfaffikon | 187.96 mi (302.49 km) |
| Viadana to Plan-les-Ouates | 229.61 mi (369.52 km) |
| Viadana to Pratteln | 224.01 mi (360.51 km) |
| Viadana to Prilly | 219.20 mi (352.77 km) |
| Viadana to Pully | 215.87 mi (347.41 km) |
