| Altensteig to Oliveira do Bairro | 1,006.46 mi (1,619.75 km) |
| Altensteig to Oliveira do Hospital | 987.77 mi (1,589.66 km) |
| Altensteig to Ourem | 1,048.07 mi (1,686.70 km) |
| Altensteig to Ovar | 996.79 mi (1,604.17 km) |
| Altensteig to Pacos de Ferreira | 970.29 mi (1,561.53 km) |
| Altensteig to Palmela | 1,112.14 mi (1,789.82 km) |
| Altensteig to Paredes | 970.32 mi (1,561.58 km) |
| Altensteig to Paredes de Coura | 950.84 mi (1,530.23 km) |
| Altensteig to Penacova | 1,008.60 mi (1,623.18 km) |
| Altensteig to Penafiel | 968.04 mi (1,557.90 km) |
| Altensteig to Peniche | 1,093.71 mi (1,760.16 km) |
| Altensteig to Peso da Regua | 948.91 mi (1,527.13 km) |
| Altensteig to Pinhal Novo | 1,109.60 mi (1,785.72 km) |
| Altensteig to Pinhel | 936.96 mi (1,507.90 km) |
| Altensteig to Pombal | 1,038.38 mi (1,671.10 km) |
