| Sinaia to Oliveira de Frades | 1,720.45 mi (2,768.80 km) |
| Sinaia to Oliveira do Bairro | 1,741.06 mi (2,801.96 km) |
| Sinaia to Oliveira do Hospital | 1,714.29 mi (2,758.89 km) |
| Sinaia to Ourem | 1,767.97 mi (2,845.27 km) |
| Sinaia to Ovar | 1,738.43 mi (2,797.73 km) |
| Sinaia to Pacos de Ferreira | 1,717.04 mi (2,763.32 km) |
| Sinaia to Palmela | 1,815.93 mi (2,922.46 km) |
| Sinaia to Paredes | 1,715.46 mi (2,760.77 km) |
| Sinaia to Paredes de Coura | 1,709.42 mi (2,751.05 km) |
| Sinaia to Penacova | 1,737.09 mi (2,795.58 km) |
| Sinaia to Penafiel | 1,712.92 mi (2,756.68 km) |
| Sinaia to Peniche | 1,815.37 mi (2,921.56 km) |
| Sinaia to Peso da Regua | 1,689.30 mi (2,718.67 km) |
| Sinaia to Pinhal Novo | 1,814.66 mi (2,920.41 km) |
| Sinaia to Pinhel | 1,664.52 mi (2,678.79 km) |
