Dekintėliai was formerly part of the German Empire. In the German Empire, the place was called Neu Dekinten.
The place is now called NN and belongs to Lithuania.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Neu-Dekinten | German Empire | Tilsit | before the Versailles Treaty |
| Dėkintėliai | Lithuania | Pajėgiai | after the Versailles Treaty |
| Neu Dekinten | German Empire | Heydekrug | 1939 |
| Dekintėliai | Soviet Union | Pagėgiai/Pagegjaj | 1945 |
| Dekinteljaj | Soviet Union | Pagėgiai/Pagegjaj | 1945 |
| NN | Lithuania | Šilutė | 1992 |