| Saint-Sebastien-sur-Loire to Oliveira do Bairro | 578.54 mi (931.07 km) |
| Saint-Sebastien-sur-Loire to Oliveira do Hospital | 569.33 mi (916.24 km) |
| Saint-Sebastien-sur-Loire to Ourem | 630.59 mi (1,014.83 km) |
| Saint-Sebastien-sur-Loire to Ovar | 562.94 mi (905.96 km) |
| Saint-Sebastien-sur-Loire to Pacos de Ferreira | 533.54 mi (858.65 km) |
| Saint-Sebastien-sur-Loire to Palmela | 704.08 mi (1,133.10 km) |
| Saint-Sebastien-sur-Loire to Paredes | 535.13 mi (861.20 km) |
| Saint-Sebastien-sur-Loire to Paredes de Coura | 504.26 mi (811.53 km) |
| Saint-Sebastien-sur-Loire to Penacova | 586.33 mi (943.61 km) |
| Saint-Sebastien-sur-Loire to Penafiel | 533.26 mi (858.20 km) |
| Saint-Sebastien-sur-Loire to Peniche | 671.04 mi (1,079.94 km) |
| Saint-Sebastien-sur-Loire to Peso da Regua | 520.18 mi (837.15 km) |
| Saint-Sebastien-sur-Loire to Pinhal Novo | 700.59 mi (1,127.50 km) |
| Saint-Sebastien-sur-Loire to Pinhel | 522.73 mi (841.25 km) |
| Saint-Sebastien-sur-Loire to Pombal | 616.80 mi (992.64 km) |
