Reichenstein was formerly part of the German Empire. In the German Empire, the place was called Reichenstein.
The place is now called Reštanj and belongs to Slovenia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Reichenstein | Austro-Hungary | Rann/Brežice | before the Treaty of Saint-Germain |
| Raštanj | Austro-Hungary | Rann/Brežice | before the Treaty of Saint-Germain |
| Raštanj | Yugoslavia | Dravograd | after the Treaty of Saint-Germain |
| Reichenstein | German Empire | Rann | 1941 |
| Reštanj | Yugoslavia | Trbovlje | 1945 |
| Reštanj | Yugoslavia | Socialistična rep. Slovenija | 1992 |
| Reštanj | Slovenia | Slowenien | 1991 |