| Oberhausen to Alfena | 1,016.51 mi (1,635.91 km) |
| Oberhausen to Alijo | 979.55 mi (1,576.43 km) |
| Oberhausen to Aljustrel | 1,189.12 mi (1,913.70 km) |
| Oberhausen to Almada | 1,176.12 mi (1,892.78 km) |
| Oberhausen to Almargem | 1,170.40 mi (1,883.57 km) |
| Oberhausen to Almeirim | 1,129.96 mi (1,818.49 km) |
| Oberhausen to Amadora | 1,175.54 mi (1,891.85 km) |
| Oberhausen to Amarante | 999.60 mi (1,608.70 km) |
| Oberhausen to Amares | 990.23 mi (1,593.62 km) |
| Oberhausen to Amora | 1,177.88 mi (1,895.62 km) |
| Oberhausen to Anadia | 1,056.31 mi (1,699.97 km) |
| Oberhausen to Angra do Heroismo | 1,861.50 mi (2,995.79 km) |
| Oberhausen to Ansiao | 1,084.45 mi (1,745.25 km) |
| Oberhausen to Anta | 1,032.02 mi (1,660.87 km) |
| Oberhausen to Arcos de Valdevez | 981.25 mi (1,579.17 km) |
