Over-Aastrup was formerly part of the German Empire. In the German Empire, the place was called Ober-Aastrup.
The place is now called Over Åstrup (Haderslev-Over Åstrup) and belongs to Denmark.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Ober-Aastrup | German Empire | Hadersleben | before the Versailles Treaty |
| Over-Aastrup | Denmark | Haderslev | after the Versailles Treaty |
| Over Åstrup (Haderslev-Over Åstrup) | Denmark | Sønderjylland | 1993 |