Kadymka was formerly part of the German Empire. In the German Empire, the place was called Eschingen.
The place is now called Kadymka and belongs to Russian Federation.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Eszerningken | German Empire | Angerapp | 1914 |
| Escherningken | German Empire | Angerapp | 1936 |
| Eschingen | German Empire | Angerapp | 1939 |
| Èšerningken | Under Soviet administration | Kaliningrad | 1945 |
| Kadymka | Russian Federation | Ozersk | 1992 |