| Barnstaple to Oliveira de Frades | 742.67 mi (1,195.21 km) |
| Barnstaple to Oliveira do Bairro | 760.18 mi (1,223.39 km) |
| Barnstaple to Oliveira do Hospital | 762.86 mi (1,227.70 km) |
| Barnstaple to Ourem | 819.08 mi (1,318.17 km) |
| Barnstaple to Ovar | 738.68 mi (1,188.79 km) |
| Barnstaple to Pacos de Ferreira | 708.79 mi (1,140.69 km) |
| Barnstaple to Palmela | 896.03 mi (1,442.01 km) |
| Barnstaple to Paredes | 712.32 mi (1,146.37 km) |
| Barnstaple to Paredes de Coura | 668.29 mi (1,075.51 km) |
| Barnstaple to Penacova | 773.85 mi (1,245.39 km) |
| Barnstaple to Penafiel | 711.25 mi (1,144.65 km) |
| Barnstaple to Peniche | 850.06 mi (1,368.04 km) |
| Barnstaple to Peso da Regua | 707.54 mi (1,138.68 km) |
| Barnstaple to Pinhal Novo | 891.89 mi (1,435.36 km) |
| Barnstaple to Pinhel | 725.79 mi (1,168.05 km) |
