| Sowerby Bridge to Oliveira de Frades | 943.88 mi (1,519.03 km) |
| Sowerby Bridge to Oliveira do Bairro | 961.78 mi (1,547.83 km) |
| Sowerby Bridge to Oliveira do Hospital | 963.28 mi (1,550.24 km) |
| Sowerby Bridge to Ourem | 1,020.31 mi (1,642.03 km) |
| Sowerby Bridge to Ovar | 940.63 mi (1,513.81 km) |
| Sowerby Bridge to Pacos de Ferreira | 910.65 mi (1,465.54 km) |
| Sowerby Bridge to Palmela | 1,097.22 mi (1,765.80 km) |
| Sowerby Bridge to Paredes | 914.05 mi (1,471.01 km) |
| Sowerby Bridge to Paredes de Coura | 870.67 mi (1,401.20 km) |
| Sowerby Bridge to Penacova | 974.97 mi (1,569.07 km) |
| Sowerby Bridge to Penafiel | 912.91 mi (1,469.18 km) |
| Sowerby Bridge to Peniche | 1,052.19 mi (1,693.33 km) |
| Sowerby Bridge to Peso da Regua | 908.31 mi (1,461.78 km) |
| Sowerby Bridge to Pinhal Novo | 1,093.13 mi (1,759.22 km) |
| Sowerby Bridge to Pinhel | 924.70 mi (1,488.16 km) |
