| Sion to Oliveira de Frades | 865.83 mi (1,393.41 km) |
| Sion to Oliveira do Bairro | 887.21 mi (1,427.82 km) |
| Sion to Oliveira do Hospital | 864.72 mi (1,391.63 km) |
| Sion to Ourem | 922.96 mi (1,485.37 km) |
| Sion to Ovar | 880.76 mi (1,417.44 km) |
| Sion to Pacos de Ferreira | 856.55 mi (1,378.49 km) |
| Sion to Palmela | 981.69 mi (1,579.88 km) |
| Sion to Paredes | 855.76 mi (1,377.21 km) |
| Sion to Paredes de Coura | 843.37 mi (1,357.27 km) |
| Sion to Penacova | 886.64 mi (1,426.91 km) |
| Sion to Penafiel | 853.32 mi (1,373.29 km) |
| Sion to Peniche | 969.82 mi (1,560.78 km) |
| Sion to Peso da Regua | 831.76 mi (1,338.59 km) |
| Sion to Pinhal Novo | 979.57 mi (1,576.47 km) |
| Sion to Pinhel | 813.73 mi (1,309.57 km) |
