Ober-Retschach was formerly part of the German Empire. In the German Empire, the place was called Hohlenstein.
The place is now called Zreče and belongs to Slovenia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Ober-Retschach | Austro-Hungary | Gonobitz/Konjice | before the Treaty of Saint-Germain |
| Unter-Retschach | Austro-Hungary | Gonobitz/Konjice | before the Treaty of Saint-Germain |
| Zgornje Zreče | Austro-Hungary | Gonobitz/Konjice | before the Treaty of Saint-Germain |
| Spodnje Zreče | Austro-Hungary | Gonobitz/Konjice | before the Treaty of Saint-Germain |
| Zreče | Yugoslavia | Konjice | after the Treaty of Saint-Germain |
| Hohlenstein | German Empire | Marburg an der Drau | 1941 |
| Zgornje Zreče | Yugoslavia | Celje | 1945 |
| Spodnje Zreče | Yugoslavia | Celje | 1945 |
| Zgornje Zreče | Yugoslavia | Socialistična rep. Slovenija | 1992 |
| Spodnje Zreče | Yugoslavia | Socialistična rep. Slovenija | 1992 |
| Zreče | Slovenia | Slowenien | 1991 |