| Barreiro to Oliveira do Bairro | 131.33 mi (211.36 km) |
| Barreiro to Oliveira do Hospital | 133.38 mi (214.65 km) |
| Barreiro to Ourem | 73.03 mi (117.53 km) |
| Barreiro to Ovar | 153.74 mi (247.42 km) |
| Barreiro to Pacos de Ferreira | 183.08 mi (294.63 km) |
| Barreiro to Palmela | 11.35 mi (18.26 km) |
| Barreiro to Paredes | 179.29 mi (288.54 km) |
| Barreiro to Paredes de Coura | 225.85 mi (363.46 km) |
| Barreiro to Penacova | 118.43 mi (190.60 km) |
| Barreiro to Penafiel | 180.28 mi (290.13 km) |
| Barreiro to Peniche | 49.88 mi (80.28 km) |
| Barreiro to Peso da Regua | 185.68 mi (298.82 km) |
| Barreiro to Pinhal Novo | 8.60 mi (13.84 km) |
| Barreiro to Pinhel | 180.77 mi (290.92 km) |
| Barreiro to Pombal | 89.45 mi (143.96 km) |
