Frejštejn was formerly part of the German Empire. In the German Empire, the place was called Freistein.
The place is now called Podhradí nad Dyjí and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Freistein | Austro-Hungary | Znaim | before the Treaty of Saint-Germain |
| Freištein | Austro-Hungary | Znaim | before the Treaty of Saint-Germain |
| Frejštejn | Czechoslovakia | Znojmo-venkov | after the Treaty of Saint-Germain |
| Freistein | Czechoslovakia | Znojmo-venkov | after the Treaty of Saint-Germain |
| Freistein | German Empire | Znaim | 1938 |
| Frejštejn | Czechoslovakia | Znojmo | 1945 |
| Podhradí nad Dyjí | Czechoslovakia | Znojmo | 1945 |
| Podhradí nad Dyjí | Czechoslovakia | Znojmo | 1992 |
| Podhradí nad Dyjí | Czech Republic | Znojmo | 1993 |