| East San Gabriel to Oliveira de Frades | 5,613.06 mi (9,033.34 km) |
| East San Gabriel to Oliveira do Bairro | 5,608.46 mi (9,025.94 km) |
| East San Gabriel to Oliveira do Hospital | 5,641.58 mi (9,079.24 km) |
| East San Gabriel to Ourem | 5,642.47 mi (9,080.67 km) |
| East San Gabriel to Ovar | 5,588.12 mi (8,993.20 km) |
| East San Gabriel to Pacos de Ferreira | 5,580.78 mi (8,981.40 km) |
| East San Gabriel to Palmela | 5,674.35 mi (9,131.98 km) |
| East San Gabriel to Paredes | 5,586.35 mi (8,990.36 km) |
| East San Gabriel to Paredes de Coura | 5,546.83 mi (8,926.76 km) |
| East San Gabriel to Penacova | 5,627.91 mi (9,057.24 km) |
| East San Gabriel to Penafiel | 5,588.12 mi (8,993.20 km) |
| East San Gabriel to Peniche | 5,621.42 mi (9,046.79 km) |
| East San Gabriel to Peso da Regua | 5,610.63 mi (9,029.44 km) |
| East San Gabriel to Pinhal Novo | 5,671.03 mi (9,126.63 km) |
| East San Gabriel to Pinhel | 5,656.04 mi (9,102.51 km) |
