| Conwy to Oliveira de Frades | 891.52 mi (1,434.77 km) |
| Conwy to Oliveira do Bairro | 908.50 mi (1,462.09 km) |
| Conwy to Oliveira do Hospital | 912.52 mi (1,468.55 km) |
| Conwy to Ourem | 967.80 mi (1,557.53 km) |
| Conwy to Ovar | 886.45 mi (1,426.60 km) |
| Conwy to Pacos de Ferreira | 856.79 mi (1,378.87 km) |
| Conwy to Palmela | 1,044.72 mi (1,681.31 km) |
| Conwy to Paredes | 860.52 mi (1,384.88 km) |
| Conwy to Paredes de Coura | 815.31 mi (1,312.11 km) |
| Conwy to Penacova | 922.77 mi (1,485.06 km) |
| Conwy to Penafiel | 859.56 mi (1,383.33 km) |
| Conwy to Peniche | 997.32 mi (1,605.04 km) |
| Conwy to Peso da Regua | 856.94 mi (1,379.12 km) |
| Conwy to Pinhal Novo | 1,040.52 mi (1,674.56 km) |
| Conwy to Pinhel | 876.55 mi (1,410.68 km) |
