Pillau was formerly part of the German Empire. In the German Empire, the place was called Pillau, Seestadt.
The place is now called Baltijsk and belongs to Russian Federation.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Pillau | German Empire | Samland | 1936 |
| Pillau, Seestadt | German Empire | Samland | 1939 |
| Pillau | Under Soviet administration | Kaliningrad | 1945 |
| Baltijsk | Russian Federation | Baltijsk g. | 1992 |