Kullmen-Jennen was formerly part of the German Empire. In the German Empire, the place was called Cullmen-Jennen.
The place is now called Geniai and belongs to Lithuania.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Kullmen-Jennen | German Empire | Tilsit | before the Versailles Treaty |
| Geniai | Lithuania | Pajėgiai | after the Versailles Treaty |
| Cullmen-Jennen | German Empire | Tilsit-Ragnit | 1939 |
| Geniai | Soviet Union | Pagėgiai/Pagegjaj | 1945 |
| Gjanjaj | Soviet Union | Pagėgiai/Pagegjaj | 1945 |
| Geniai | Lithuania | Šilutė | 1992 |