NN was formerly part of the German Empire. In the German Empire, the place was called NN.
The place is now abandoned and the area belongs to Russian Federation.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Ottenhagen | German Empire | Königsberg i. Pr. | before the Versailles Treaty |
| NN | German Empire | Samland | 1939 |
| NN | Under Soviet administration | Kaliningrad | 1945 |
| - aufgelassen - | Russian Federation | Gvardejsk | 1992 |