| Merignac to Oliveira do Bairro | 498.04 mi (801.52 km) |
| Merignac to Oliveira do Hospital | 479.87 mi (772.28 km) |
| Merignac to Ourem | 540.60 mi (870.01 km) |
| Merignac to Ovar | 488.61 mi (786.34 km) |
| Merignac to Pacos de Ferreira | 462.57 mi (744.44 km) |
| Merignac to Palmela | 606.99 mi (976.86 km) |
| Merignac to Paredes | 462.39 mi (744.15 km) |
| Merignac to Paredes de Coura | 445.84 mi (717.52 km) |
| Merignac to Penacova | 500.42 mi (805.35 km) |
| Merignac to Penafiel | 460.07 mi (740.41 km) |
| Merignac to Peniche | 585.77 mi (942.71 km) |
| Merignac to Peso da Regua | 440.54 mi (708.99 km) |
| Merignac to Pinhal Novo | 604.19 mi (972.35 km) |
| Merignac to Pinhel | 429.29 mi (690.88 km) |
| Merignac to Pombal | 530.36 mi (853.53 km) |
