| Ainring to Oliveira do Bairro | 1,171.11 mi (1,884.72 km) |
| Ainring to Oliveira do Hospital | 1,148.97 mi (1,849.09 km) |
| Ainring to Ourem | 1,207.34 mi (1,943.03 km) |
| Ainring to Ovar | 1,164.17 mi (1,873.55 km) |
| Ainring to Pacos de Ferreira | 1,139.49 mi (1,833.84 km) |
| Ainring to Palmela | 1,265.93 mi (2,037.31 km) |
| Ainring to Paredes | 1,138.87 mi (1,832.83 km) |
| Ainring to Paredes de Coura | 1,124.75 mi (1,810.11 km) |
| Ainring to Penacova | 1,170.83 mi (1,884.26 km) |
| Ainring to Penafiel | 1,136.45 mi (1,828.94 km) |
| Ainring to Peniche | 1,254.17 mi (2,018.39 km) |
| Ainring to Peso da Regua | 1,115.29 mi (1,794.89 km) |
| Ainring to Pinhal Novo | 1,263.84 mi (2,033.95 km) |
| Ainring to Pinhel | 1,097.97 mi (1,767.01 km) |
| Ainring to Pombal | 1,199.60 mi (1,930.57 km) |
