| Southgate to Oliveira de Frades | 845.75 mi (1,361.10 km) |
| Southgate to Oliveira do Bairro | 865.20 mi (1,392.40 km) |
| Southgate to Oliveira do Hospital | 861.70 mi (1,386.78 km) |
| Southgate to Ourem | 921.36 mi (1,482.78 km) |
| Southgate to Ovar | 846.27 mi (1,361.94 km) |
| Southgate to Pacos de Ferreira | 816.10 mi (1,313.38 km) |
| Southgate to Palmela | 997.29 mi (1,604.98 km) |
| Southgate to Paredes | 818.75 mi (1,317.65 km) |
| Southgate to Paredes de Coura | 780.03 mi (1,255.34 km) |
| Southgate to Penacova | 876.05 mi (1,409.86 km) |
| Southgate to Penafiel | 817.27 mi (1,315.27 km) |
| Southgate to Peniche | 957.61 mi (1,541.12 km) |
| Southgate to Peso da Regua | 808.78 mi (1,301.60 km) |
| Southgate to Pinhal Novo | 993.47 mi (1,598.83 km) |
| Southgate to Pinhel | 818.82 mi (1,317.76 km) |
