| Prestonpans to Oliveira de Frades | 1,079.39 mi (1,737.11 km) |
| Prestonpans to Oliveira do Bairro | 1,096.16 mi (1,764.10 km) |
| Prestonpans to Oliveira do Hospital | 1,100.64 mi (1,771.31 km) |
| Prestonpans to Ourem | 1,155.59 mi (1,859.75 km) |
| Prestonpans to Ovar | 1,073.89 mi (1,728.25 km) |
| Prestonpans to Pacos de Ferreira | 1,044.35 mi (1,680.71 km) |
| Prestonpans to Palmela | 1,232.47 mi (1,983.47 km) |
| Prestonpans to Paredes | 1,048.16 mi (1,686.85 km) |
| Prestonpans to Paredes de Coura | 1,002.48 mi (1,613.33 km) |
| Prestonpans to Penacova | 1,110.65 mi (1,787.42 km) |
| Prestonpans to Penafiel | 1,047.24 mi (1,685.37 km) |
| Prestonpans to Peniche | 1,184.47 mi (1,906.22 km) |
| Prestonpans to Peso da Regua | 1,045.01 mi (1,681.77 km) |
| Prestonpans to Pinhal Novo | 1,228.25 mi (1,976.68 km) |
| Prestonpans to Pinhel | 1,064.91 mi (1,713.81 km) |
