| Mersch to Oliveira do Bairro | 952.69 mi (1,533.21 km) |
| Mersch to Oliveira do Hospital | 938.16 mi (1,509.82 km) |
| Mersch to Ourem | 999.56 mi (1,608.63 km) |
| Mersch to Ovar | 940.04 mi (1,512.84 km) |
| Mersch to Pacos de Ferreira | 911.85 mi (1,467.48 km) |
| Mersch to Palmela | 1,068.47 mi (1,719.53 km) |
| Mersch to Paredes | 912.66 mi (1,468.78 km) |
| Mersch to Paredes de Coura | 887.04 mi (1,427.55 km) |
| Mersch to Penacova | 957.49 mi (1,540.94 km) |
| Mersch to Penafiel | 910.56 mi (1,465.40 km) |
| Mersch to Peniche | 1,043.24 mi (1,678.93 km) |
| Mersch to Peso da Regua | 894.15 mi (1,438.99 km) |
| Mersch to Pinhal Novo | 1,065.48 mi (1,714.73 km) |
| Mersch to Pinhel | 888.52 mi (1,429.94 km) |
| Mersch to Pombal | 987.90 mi (1,589.87 km) |
