NN was formerly part of the German Empire. In the German Empire, the place was called Sonnenberg i. Westpr..
The place is now called NN and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| NN (Sonnenberg i. Westpr.) | German Empire | Rosenberg i. Westpr. | before the Versailles Treaty |
| NN | German Empire | Rosenberg i. Westpr. | after the Versailles Treaty |
| Sonnenberg i. Westpr. | German Empire | Rosenberg i. Westpr. | 1939 |
| Sonnenberg i. Westpr. | German Empire | Rosenberg i. Westpr. | 1939 |
| NN | Under Polish administration | Susz | 1945 |
| NN | Poland | Elbląg | 1992 |