NN was formerly part of the German Empire. In the German Empire, the place was called Sehmsdorf.
The place is now called NN and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Sehmsdorf | German Empire | Pyritz | 1939 |
| Czernice | Under Polish administration | Pyrzyce | 1945 |
| NN | Poland | Szczecin | 1992 |