| Shanklin to Oliveira de Frades | 763.33 mi (1,228.46 km) |
| Shanklin to Oliveira do Bairro | 782.72 mi (1,259.67 km) |
| Shanklin to Oliveira do Hospital | 779.51 mi (1,254.50 km) |
| Shanklin to Ourem | 839.02 mi (1,350.28 km) |
| Shanklin to Ovar | 763.72 mi (1,229.09 km) |
| Shanklin to Pacos de Ferreira | 733.54 mi (1,180.52 km) |
| Shanklin to Palmela | 915.05 mi (1,472.63 km) |
| Shanklin to Paredes | 736.21 mi (1,184.82 km) |
| Shanklin to Paredes de Coura | 697.42 mi (1,122.39 km) |
| Shanklin to Penacova | 793.69 mi (1,277.32 km) |
| Shanklin to Penafiel | 734.74 mi (1,182.46 km) |
| Shanklin to Peniche | 875.09 mi (1,408.32 km) |
| Shanklin to Peso da Regua | 726.42 mi (1,169.05 km) |
| Shanklin to Pinhal Novo | 911.21 mi (1,466.45 km) |
| Shanklin to Pinhel | 736.96 mi (1,186.03 km) |
