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