| Serpa to Oliveira de Frades | 194.06 mi (312.30 km) |
| Serpa to Oliveira do Bairro | 184.13 mi (296.33 km) |
| Serpa to Oliveira do Hospital | 167.40 mi (269.41 km) |
| Serpa to Ourem | 128.83 mi (207.34 km) |
| Serpa to Ovar | 209.30 mi (336.84 km) |
| Serpa to Pacos de Ferreira | 233.45 mi (375.71 km) |
| Serpa to Palmela | 82.64 mi (133.00 km) |
| Serpa to Paredes | 228.29 mi (367.40 km) |
| Serpa to Paredes de Coura | 278.87 mi (448.79 km) |
| Serpa to Penacova | 164.84 mi (265.28 km) |
| Serpa to Penafiel | 228.27 mi (367.36 km) |
| Serpa to Peniche | 136.11 mi (219.05 km) |
| Serpa to Peso da Regua | 222.72 mi (358.44 km) |
| Serpa to Pinhal Novo | 85.64 mi (137.83 km) |
| Serpa to Pinhel | 198.18 mi (318.93 km) |
