| Olaine to Oliveira do Bairro | 1,830.31 mi (2,945.60 km) |
| Olaine to Oliveira do Hospital | 1,816.58 mi (2,923.51 km) |
| Olaine to Ourem | 1,878.04 mi (3,022.41 km) |
| Olaine to Ovar | 1,816.81 mi (2,923.88 km) |
| Olaine to Pacos de Ferreira | 1,788.13 mi (2,877.72 km) |
| Olaine to Palmela | 1,947.14 mi (3,133.61 km) |
| Olaine to Paredes | 1,789.23 mi (2,879.49 km) |
| Olaine to Paredes de Coura | 1,760.99 mi (2,834.03 km) |
| Olaine to Penacova | 1,835.67 mi (2,954.22 km) |
| Olaine to Penafiel | 1,787.20 mi (2,876.23 km) |
| Olaine to Peniche | 1,921.38 mi (3,092.16 km) |
| Olaine to Peso da Regua | 1,771.68 mi (2,851.25 km) |
| Olaine to Pinhal Novo | 1,944.16 mi (3,128.82 km) |
| Olaine to Pinhel | 1,767.11 mi (2,843.89 km) |
| Olaine to Pombal | 1,866.12 mi (3,003.24 km) |
