Ober Zieder was formerly part of the German Empire. In the German Empire, the place was called Ober Zieder.
The place is now called Czadrów and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Ober Zieder | German Empire | Landeshut i. Schles. | 1939 |
| Czadrów | Under Polish administration | Kamienna Góra | 1945 |
| Czadrów | Poland | Jelenia Góra | 1992 |