| Viadana to Oliveira do Bairro | 1,009.63 mi (1,624.84 km) |
| Viadana to Oliveira do Hospital | 983.56 mi (1,582.89 km) |
| Viadana to Ourem | 1,038.43 mi (1,671.19 km) |
| Viadana to Ovar | 1,006.52 mi (1,619.84 km) |
| Viadana to Pacos de Ferreira | 984.94 mi (1,585.11 km) |
| Viadana to Palmela | 1,089.75 mi (1,753.78 km) |
| Viadana to Paredes | 983.39 mi (1,582.62 km) |
| Viadana to Paredes de Coura | 977.57 mi (1,573.25 km) |
| Viadana to Penacova | 1,006.25 mi (1,619.40 km) |
| Viadana to Penafiel | 980.86 mi (1,578.54 km) |
| Viadana to Peniche | 1,085.84 mi (1,747.49 km) |
| Viadana to Peso da Regua | 957.37 mi (1,540.73 km) |
| Viadana to Pinhal Novo | 1,088.19 mi (1,751.27 km) |
| Viadana to Pinhel | 933.44 mi (1,502.23 km) |
| Viadana to Pombal | 1,033.20 mi (1,662.78 km) |
