NN was formerly part of the German Empire. In the German Empire, the place was called Sandkrug.
The place is now called Piaskinia and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Sandkrug | German Empire | Deutsch Krone | before the Versailles Treaty |
| Sandkrug, Först. | German Empire | Deutsch Krone | after the Versailles Treaty |
| Sandkrug | German Empire | Deutsch Krone | 1939 |
| NN | Under Polish administration | Wałcz | 1945 |
| Piaskinia | Poland | Piła | 1992 |