| Piacenza to Oliveira do Bairro | 972.10 mi (1,564.44 km) |
| Piacenza to Oliveira do Hospital | 946.45 mi (1,523.16 km) |
| Piacenza to Ourem | 1,001.81 mi (1,612.26 km) |
| Piacenza to Ovar | 968.58 mi (1,558.78 km) |
| Piacenza to Pacos de Ferreira | 946.68 mi (1,523.53 km) |
| Piacenza to Palmela | 1,054.20 mi (1,696.57 km) |
| Piacenza to Paredes | 945.21 mi (1,521.18 km) |
| Piacenza to Paredes de Coura | 938.66 mi (1,510.63 km) |
| Piacenza to Penacova | 969.06 mi (1,559.55 km) |
| Piacenza to Penafiel | 942.69 mi (1,517.11 km) |
| Piacenza to Peniche | 1,049.20 mi (1,688.52 km) |
| Piacenza to Peso da Regua | 919.40 mi (1,479.63 km) |
| Piacenza to Pinhal Novo | 1,052.56 mi (1,693.93 km) |
| Piacenza to Pinhel | 896.16 mi (1,442.23 km) |
| Piacenza to Pombal | 996.26 mi (1,603.33 km) |
