| Euclid to Oliveira de Frades | 3,692.81 mi (5,943.00 km) |
| Euclid to Oliveira do Bairro | 3,684.24 mi (5,929.22 km) |
| Euclid to Oliveira do Hospital | 3,719.06 mi (5,985.25 km) |
| Euclid to Ourem | 3,708.44 mi (5,968.16 km) |
| Euclid to Ovar | 3,667.12 mi (5,901.67 km) |
| Euclid to Pacos de Ferreira | 3,665.66 mi (5,899.31 km) |
| Euclid to Palmela | 3,727.45 mi (5,998.75 km) |
| Euclid to Paredes | 3,670.82 mi (5,907.61 km) |
| Euclid to Paredes de Coura | 3,638.45 mi (5,855.52 km) |
| Euclid to Penacova | 3,702.13 mi (5,958.00 km) |
| Euclid to Penafiel | 3,672.93 mi (5,911.00 km) |
| Euclid to Peniche | 3,680.10 mi (5,922.56 km) |
| Euclid to Peso da Regua | 3,697.78 mi (5,951.00 km) |
| Euclid to Pinhal Novo | 3,724.69 mi (5,994.32 km) |
| Euclid to Pinhel | 3,742.75 mi (6,023.38 km) |
