| Oberhausen to Arcozelo | 1,029.96 mi (1,657.56 km) |
| Oberhausen to Arganil | 1,055.73 mi (1,699.03 km) |
| Oberhausen to Arouca | 1,023.22 mi (1,646.72 km) |
| Oberhausen to Arruda dos Vinhos | 1,156.31 mi (1,860.90 km) |
| Oberhausen to Aveiro | 1,052.72 mi (1,694.18 km) |
| Oberhausen to Aver-o-Mar | 1,016.16 mi (1,635.35 km) |
| Oberhausen to Aves | 998.31 mi (1,606.63 km) |
| Oberhausen to Azambuja | 1,145.31 mi (1,843.19 km) |
| Oberhausen to Baiao | 1,003.79 mi (1,615.45 km) |
| Oberhausen to Barcelos | 1,005.09 mi (1,617.54 km) |
| Oberhausen to Barreiro | 1,173.98 mi (1,889.34 km) |
| Oberhausen to Batalha | 1,110.91 mi (1,787.84 km) |
| Oberhausen to Beja | 1,173.96 mi (1,889.31 km) |
| Oberhausen to Belas | 1,174.41 mi (1,890.03 km) |
| Oberhausen to Benavente | 1,148.77 mi (1,848.77 km) |
