Novo-Slavjanskoe was formerly part of the German Empire. In the German Empire, the place was called Königsfelde.
The place is now called Novo-Slavjanskoe and belongs to Russian Federation.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Königsfelde | German Empire | Angerapp | 1939 |
| Kënigsfelˈde | Under Soviet administration | Kaliningrad | 1945 |
| Novo-Slavjanskoe | Russian Federation | Ozersk | 1992 |