| Oria to Oliveira do Bairro | 1,367.77 mi (2,201.21 km) |
| Oria to Oliveira do Hospital | 1,336.26 mi (2,150.51 km) |
| Oria to Ourem | 1,381.35 mi (2,223.07 km) |
| Oria to Ovar | 1,371.29 mi (2,206.88 km) |
| Oria to Pacos de Ferreira | 1,355.85 mi (2,182.03 km) |
| Oria to Palmela | 1,414.86 mi (2,276.99 km) |
| Oria to Paredes | 1,352.93 mi (2,177.33 km) |
| Oria to Paredes de Coura | 1,359.88 mi (2,188.52 km) |
| Oria to Penacova | 1,359.11 mi (2,187.28 km) |
| Oria to Penafiel | 1,350.34 mi (2,173.16 km) |
| Oria to Peniche | 1,427.26 mi (2,296.95 km) |
| Oria to Peso da Regua | 1,324.43 mi (2,131.46 km) |
| Oria to Pinhal Novo | 1,414.53 mi (2,276.47 km) |
| Oria to Pinhel | 1,290.82 mi (2,077.37 km) |
| Oria to Pombal | 1,381.19 mi (2,222.81 km) |
