Christianstadt (Bober) was formerly part of the German Empire. In the German Empire, the place was called Christianstadt (Bober).
The place is now called Krzystkowice and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Christianstadt (Bober) | German Empire | Sorau (Lausitz) | 1939 |
| Krzystkowice | Under Polish administration | Żary | 1945 |
| Krzystkowice | Poland | Zielona Góra | 1992 |