| Gourock to Oliveira de Frades | 1,063.75 mi (1,711.94 km) |
| Gourock to Oliveira do Bairro | 1,079.59 mi (1,737.44 km) |
| Gourock to Oliveira do Hospital | 1,086.34 mi (1,748.29 km) |
| Gourock to Ourem | 1,139.42 mi (1,833.72 km) |
| Gourock to Ovar | 1,056.60 mi (1,700.43 km) |
| Gourock to Pacos de Ferreira | 1,027.54 mi (1,653.67 km) |
| Gourock to Palmela | 1,215.96 mi (1,956.90 km) |
| Gourock to Paredes | 1,031.64 mi (1,660.27 km) |
| Gourock to Paredes de Coura | 984.56 mi (1,584.49 km) |
| Gourock to Penacova | 1,094.99 mi (1,762.21 km) |
| Gourock to Penafiel | 1,030.89 mi (1,659.06 km) |
| Gourock to Peniche | 1,165.96 mi (1,876.43 km) |
| Gourock to Peso da Regua | 1,030.47 mi (1,658.37 km) |
| Gourock to Pinhal Novo | 1,211.66 mi (1,949.98 km) |
| Gourock to Pinhel | 1,053.11 mi (1,694.82 km) |
