| Oberhausen to Ardahan | 1,831.78 mi (2,947.97 km) |
| Oberhausen to Ardesen | 1,755.72 mi (2,825.56 km) |
| Oberhausen to Arhavi | 1,763.41 mi (2,837.93 km) |
| Oberhausen to Aricak | 1,831.46 mi (2,947.44 km) |
| Oberhausen to Armutlu | 1,290.03 mi (2,076.11 km) |
| Oberhausen to Arnavutkoy | 1,255.48 mi (2,020.50 km) |
| Oberhausen to Arpacay | 1,869.06 mi (3,007.97 km) |
| Oberhausen to Arsin | 1,721.15 mi (2,769.92 km) |
| Oberhausen to Arsuz | 1,761.19 mi (2,834.36 km) |
| Oberhausen to Artvin | 1,791.36 mi (2,882.92 km) |
| Oberhausen to Asagicinik | 1,558.14 mi (2,507.59 km) |
| Oberhausen to Asarcik | 1,564.78 mi (2,518.26 km) |
| Oberhausen to Askale | 1,795.91 mi (2,890.24 km) |
| Oberhausen to Aslanapa | 1,392.28 mi (2,240.66 km) |
| Oberhausen to Atca | 1,399.07 mi (2,251.58 km) |
