| Heiloo to Oliveira do Bairro | 1,041.16 mi (1,675.58 km) |
| Heiloo to Oliveira do Hospital | 1,032.90 mi (1,662.29 km) |
| Heiloo to Ourem | 1,094.05 mi (1,760.71 km) |
| Heiloo to Ovar | 1,024.60 mi (1,648.93 km) |
| Heiloo to Pacos de Ferreira | 994.84 mi (1,601.04 km) |
| Heiloo to Palmela | 1,167.77 mi (1,879.34 km) |
| Heiloo to Paredes | 996.77 mi (1,604.14 km) |
| Heiloo to Paredes de Coura | 962.82 mi (1,549.51 km) |
| Heiloo to Penacova | 1,049.58 mi (1,689.14 km) |
| Heiloo to Penafiel | 995.01 mi (1,601.32 km) |
| Heiloo to Peniche | 1,133.86 mi (1,824.77 km) |
| Heiloo to Peso da Regua | 983.07 mi (1,582.10 km) |
| Heiloo to Pinhal Novo | 1,164.28 mi (1,873.72 km) |
| Heiloo to Pinhel | 986.42 mi (1,587.49 km) |
| Heiloo to Pombal | 1,079.98 mi (1,738.07 km) |
