| Grabels to Oliveira do Bairro | 666.13 mi (1,072.03 km) |
| Grabels to Oliveira do Hospital | 639.85 mi (1,029.74 km) |
| Grabels to Ourem | 694.85 mi (1,118.25 km) |
| Grabels to Ovar | 663.56 mi (1,067.89 km) |
| Grabels to Pacos de Ferreira | 642.71 mi (1,034.35 km) |
| Grabels to Palmela | 747.53 mi (1,203.04 km) |
| Grabels to Paredes | 640.95 mi (1,031.51 km) |
| Grabels to Paredes de Coura | 637.72 mi (1,026.31 km) |
| Grabels to Penacova | 662.55 mi (1,066.27 km) |
| Grabels to Penafiel | 638.39 mi (1,027.39 km) |
| Grabels to Peniche | 742.25 mi (1,194.53 km) |
| Grabels to Peso da Regua | 614.49 mi (988.92 km) |
| Grabels to Pinhal Novo | 745.83 mi (1,200.29 km) |
| Grabels to Pinhel | 589.79 mi (949.17 km) |
| Grabels to Pombal | 689.49 mi (1,109.63 km) |
