Obersommerkau was formerly part of the German Empire. In the German Empire, the place was called Obersommerkau.
The place is now called Ząbrsko Górne and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Ober-Sommerkau | German Empire | Karthaus | before the Versailles Treaty |
| Obersommerkau | Free City of Danzig | Danziger Höhe | after the Versailles Treaty |
| Obersommerkau | German Empire | Danzig | 1939 |
| Ząbrsko Górne | Poland | Pruszcz Gdański | 1945 |
| Ząbrsko Górne | Poland | Gdańsk | 1992 |