| Srbobran to Oliveira de Frades | 1,441.14 mi (2,319.29 km) |
| Srbobran to Oliveira do Bairro | 1,461.82 mi (2,352.57 km) |
| Srbobran to Oliveira do Hospital | 1,435.37 mi (2,310.00 km) |
| Srbobran to Ourem | 1,489.53 mi (2,397.16 km) |
| Srbobran to Ovar | 1,458.93 mi (2,347.92 km) |
| Srbobran to Pacos de Ferreira | 1,437.38 mi (2,313.24 km) |
| Srbobran to Palmela | 1,538.73 mi (2,476.35 km) |
| Srbobran to Paredes | 1,435.83 mi (2,310.75 km) |
| Srbobran to Paredes de Coura | 1,429.58 mi (2,300.68 km) |
| Srbobran to Penacova | 1,458.12 mi (2,346.62 km) |
| Srbobran to Penafiel | 1,433.30 mi (2,306.67 km) |
| Srbobran to Peniche | 1,536.95 mi (2,473.48 km) |
| Srbobran to Peso da Regua | 1,409.78 mi (2,268.82 km) |
| Srbobran to Pinhal Novo | 1,537.36 mi (2,474.14 km) |
| Srbobran to Pinhel | 1,385.44 mi (2,229.65 km) |
