| Enns to Oliveira do Bairro | 1,246.94 mi (2,006.75 km) |
| Enns to Oliveira do Hospital | 1,224.91 mi (1,971.31 km) |
| Enns to Ourem | 1,283.33 mi (2,065.33 km) |
| Enns to Ovar | 1,239.87 mi (1,995.38 km) |
| Enns to Pacos de Ferreira | 1,215.08 mi (1,955.48 km) |
| Enns to Palmela | 1,341.96 mi (2,159.68 km) |
| Enns to Paredes | 1,214.49 mi (1,954.54 km) |
| Enns to Paredes de Coura | 1,199.98 mi (1,931.17 km) |
| Enns to Penacova | 1,246.74 mi (2,006.44 km) |
| Enns to Penafiel | 1,212.09 mi (1,950.67 km) |
| Enns to Peniche | 1,330.14 mi (2,140.66 km) |
| Enns to Peso da Regua | 1,191.03 mi (1,916.78 km) |
| Enns to Pinhal Novo | 1,339.88 mi (2,156.32 km) |
| Enns to Pinhel | 1,173.90 mi (1,889.21 km) |
| Enns to Pombal | 1,275.55 mi (2,052.80 km) |
