| Altopascio to Oliveira do Bairro | 1,006.04 mi (1,619.06 km) |
| Altopascio to Oliveira do Hospital | 978.19 mi (1,574.25 km) |
| Altopascio to Ourem | 1,030.75 mi (1,658.82 km) |
| Altopascio to Ovar | 1,004.87 mi (1,617.18 km) |
| Altopascio to Pacos de Ferreira | 985.01 mi (1,585.22 km) |
| Altopascio to Palmela | 1,077.74 mi (1,734.46 km) |
| Altopascio to Paredes | 983.03 mi (1,582.03 km) |
| Altopascio to Paredes de Coura | 981.21 mi (1,579.11 km) |
| Altopascio to Penacova | 1,001.10 mi (1,611.12 km) |
| Altopascio to Penafiel | 980.45 mi (1,577.89 km) |
| Altopascio to Peniche | 1,078.10 mi (1,735.03 km) |
| Altopascio to Peso da Regua | 956.04 mi (1,538.60 km) |
| Altopascio to Pinhal Novo | 1,076.49 mi (1,732.44 km) |
| Altopascio to Pinhel | 929.02 mi (1,495.11 km) |
| Altopascio to Pombal | 1,026.88 mi (1,652.61 km) |
