| Birkenau to Oliveira do Bairro | 1,042.90 mi (1,678.38 km) |
| Birkenau to Oliveira do Hospital | 1,025.90 mi (1,651.03 km) |
| Birkenau to Ourem | 1,086.78 mi (1,749.00 km) |
| Birkenau to Ovar | 1,031.92 mi (1,660.71 km) |
| Birkenau to Pacos de Ferreira | 1,004.62 mi (1,616.78 km) |
| Birkenau to Palmela | 1,152.92 mi (1,855.44 km) |
| Birkenau to Paredes | 1,004.99 mi (1,617.38 km) |
| Birkenau to Paredes de Coura | 982.71 mi (1,581.52 km) |
| Birkenau to Penacova | 1,046.16 mi (1,683.63 km) |
| Birkenau to Penafiel | 1,002.78 mi (1,613.82 km) |
| Birkenau to Peniche | 1,131.70 mi (1,821.30 km) |
| Birkenau to Peso da Regua | 984.79 mi (1,584.87 km) |
| Birkenau to Pinhal Novo | 1,150.19 mi (1,851.06 km) |
| Birkenau to Pinhel | 975.45 mi (1,569.84 km) |
| Birkenau to Pombal | 1,076.26 mi (1,732.07 km) |
