| Seraing to Oliveira do Bairro | 967.78 mi (1,557.49 km) |
| Seraing to Oliveira do Hospital | 955.36 mi (1,537.50 km) |
| Seraing to Ourem | 1,016.91 mi (1,636.55 km) |
| Seraing to Ovar | 953.73 mi (1,534.88 km) |
| Seraing to Pacos de Ferreira | 924.88 mi (1,488.44 km) |
| Seraing to Palmela | 1,087.71 mi (1,750.50 km) |
| Seraing to Paredes | 926.07 mi (1,490.37 km) |
| Seraing to Paredes de Coura | 897.48 mi (1,444.36 km) |
| Seraing to Penacova | 973.85 mi (1,567.26 km) |
| Seraing to Penafiel | 924.08 mi (1,487.17 km) |
| Seraing to Peniche | 1,059.40 mi (1,704.94 km) |
| Seraing to Peso da Regua | 909.14 mi (1,463.12 km) |
| Seraing to Pinhal Novo | 1,084.54 mi (1,745.40 km) |
| Seraing to Pinhel | 906.62 mi (1,459.07 km) |
| Seraing to Pombal | 1,004.37 mi (1,616.38 km) |
