| Valley to Oliveira de Frades | 4,160.31 mi (6,695.37 km) |
| Valley to Oliveira do Bairro | 4,149.20 mi (6,677.49 km) |
| Valley to Oliveira do Hospital | 4,184.44 mi (6,734.21 km) |
| Valley to Ourem | 4,165.87 mi (6,704.31 km) |
| Valley to Ovar | 4,134.67 mi (6,654.11 km) |
| Valley to Pacos de Ferreira | 4,137.18 mi (6,658.14 km) |
| Valley to Palmela | 4,174.58 mi (6,718.33 km) |
| Valley to Paredes | 4,141.95 mi (6,665.83 km) |
| Valley to Paredes de Coura | 4,114.93 mi (6,622.33 km) |
| Valley to Penacova | 4,165.61 mi (6,703.89 km) |
| Valley to Penafiel | 4,144.24 mi (6,669.51 km) |
| Valley to Peniche | 4,132.64 mi (6,650.84 km) |
| Valley to Peso da Regua | 4,170.10 mi (6,711.12 km) |
| Valley to Pinhal Novo | 4,172.34 mi (6,714.73 km) |
| Valley to Pinhel | 4,213.82 mi (6,781.49 km) |
