| Seal Beach to Oliveira de Frades | 5,630.05 mi (9,060.69 km) |
| Seal Beach to Oliveira do Bairro | 5,625.35 mi (9,053.13 km) |
| Seal Beach to Oliveira do Hospital | 5,658.52 mi (9,106.52 km) |
| Seal Beach to Ourem | 5,659.12 mi (9,107.48 km) |
| Seal Beach to Ovar | 5,605.08 mi (9,020.50 km) |
| Seal Beach to Pacos de Ferreira | 5,597.88 mi (9,008.92 km) |
| Seal Beach to Palmela | 5,690.67 mi (9,158.25 km) |
| Seal Beach to Paredes | 5,603.44 mi (9,017.87 km) |
| Seal Beach to Paredes de Coura | 5,564.07 mi (8,954.51 km) |
| Seal Beach to Penacova | 5,644.77 mi (9,084.38 km) |
| Seal Beach to Penafiel | 5,605.22 mi (9,020.73 km) |
| Seal Beach to Peniche | 5,637.87 mi (9,073.28 km) |
| Seal Beach to Peso da Regua | 5,627.80 mi (9,057.06 km) |
| Seal Beach to Pinhal Novo | 5,687.36 mi (9,152.93 km) |
| Seal Beach to Pinhel | 5,673.21 mi (9,130.16 km) |
