| Leerdam to Oliveira do Bairro | 1,017.10 mi (1,636.86 km) |
| Leerdam to Oliveira do Hospital | 1,007.34 mi (1,621.15 km) |
| Leerdam to Ourem | 1,068.73 mi (1,719.96 km) |
| Leerdam to Ovar | 1,001.40 mi (1,611.61 km) |
| Leerdam to Pacos de Ferreira | 971.91 mi (1,564.14 km) |
| Leerdam to Palmela | 1,141.51 mi (1,837.08 km) |
| Leerdam to Paredes | 973.58 mi (1,566.83 km) |
| Leerdam to Paredes de Coura | 941.47 mi (1,515.15 km) |
| Leerdam to Penacova | 1,024.70 mi (1,649.09 km) |
| Leerdam to Penafiel | 971.74 mi (1,563.86 km) |
| Leerdam to Peniche | 1,109.56 mi (1,785.67 km) |
| Leerdam to Peso da Regua | 958.70 mi (1,542.89 km) |
| Leerdam to Pinhal Novo | 1,138.13 mi (1,831.64 km) |
| Leerdam to Pinhel | 959.97 mi (1,544.93 km) |
| Leerdam to Pombal | 1,055.19 mi (1,698.17 km) |
