NN was formerly part of the German Empire. In the German Empire, the place was called Hedwigsfelde.
The place is now called NN and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Oberhof | German Empire | Neustettin | 1936 |
| Hedwigsfelde | German Empire | Neustettin | 1939 |
| NN | Under Polish administration | Szczecinek | 1945 |
| NN | Poland | Koszalin | 1992 |