Popofken 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 |