Sierakówko was formerly part of the German Empire. In the German Empire, the place was called Zirkenau.
The place is now called Sierakówko and belongs to Poland.
Historical place name | Country | Administration | Time |
---|---|---|---|
Zirkowko | German Empire | Obornik/Obernick | before the Versailles Treaty |
Sierakówko | Poland | Oborniki | after the Versailles Treaty |
Zirkenau | German Empire | Obernick | 1939 |
Sierakówko | Poland | Czarnków | 1945 |
Sierakówko | Poland | Piła | 1992 |