| Heerlen to Oliveira do Bairro | 997.31 mi (1,605.01 km) |
| Heerlen to Oliveira do Hospital | 984.94 mi (1,585.11 km) |
| Heerlen to Ourem | 1,046.49 mi (1,684.16 km) |
| Heerlen to Ovar | 983.21 mi (1,582.32 km) |
| Heerlen to Pacos de Ferreira | 954.33 mi (1,535.84 km) |
| Heerlen to Palmela | 1,117.31 mi (1,798.14 km) |
| Heerlen to Paredes | 955.54 mi (1,537.80 km) |
| Heerlen to Paredes de Coura | 926.80 mi (1,491.53 km) |
| Heerlen to Penacova | 1,003.42 mi (1,614.84 km) |
| Heerlen to Penafiel | 953.56 mi (1,534.60 km) |
| Heerlen to Peniche | 1,088.95 mi (1,752.50 km) |
| Heerlen to Peso da Regua | 938.67 mi (1,510.65 km) |
| Heerlen to Pinhal Novo | 1,114.14 mi (1,793.04 km) |
| Heerlen to Pinhel | 936.22 mi (1,506.70 km) |
| Heerlen to Pombal | 1,033.94 mi (1,663.96 km) |
