Neusobrost (Ostpr.) was formerly part of the German Empire. In the German Empire, the place was called Neusobrost (Ostpr.).
The place is now called Kočkino and belongs to Russian Federation.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Popowken | German Empire | Gerdauen | 1938 |
| Neusobrost (Ostpr.) | German Empire | Gerdauen | 1939 |
| Popofken | Under Soviet administration | Kaliningrad | 1945 |
| Kočkino | Russian Federation | Pravdinsk | 1992 |