| Mechernich to Oliveira do Bairro | 1,007.59 mi (1,621.56 km) |
| Mechernich to Oliveira do Hospital | 994.10 mi (1,599.85 km) |
| Mechernich to Ourem | 1,055.60 mi (1,698.83 km) |
| Mechernich to Ovar | 994.20 mi (1,600.02 km) |
| Mechernich to Pacos de Ferreira | 965.65 mi (1,554.06 km) |
| Mechernich to Palmela | 1,125.43 mi (1,811.21 km) |
| Mechernich to Paredes | 966.66 mi (1,555.69 km) |
| Mechernich to Paredes de Coura | 939.40 mi (1,511.82 km) |
| Mechernich to Penacova | 1,013.03 mi (1,630.32 km) |
| Mechernich to Penafiel | 964.62 mi (1,552.41 km) |
| Mechernich to Peniche | 1,098.72 mi (1,768.22 km) |
| Mechernich to Peso da Regua | 948.96 mi (1,527.21 km) |
| Mechernich to Pinhal Novo | 1,122.37 mi (1,806.27 km) |
| Mechernich to Pinhel | 944.87 mi (1,520.62 km) |
| Mechernich to Pombal | 1,043.51 mi (1,679.36 km) |
