Atschau was formerly part of the German Empire. In the German Empire, the place was called Atschau.
The place is now called Úhošťany (Kadaň-Úhošťany) and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Atschau | Austro-Hungary | Kaaden | before the Treaty of Saint-Germain |
| Úhošťany | Austro-Hungary | Kaaden | before the Treaty of Saint-Germain |
| Úhošťany | Czechoslovakia | Kadaň | after the Treaty of Saint-Germain |
| Atschau | Czechoslovakia | Kadaň | after the Treaty of Saint-Germain |
| Atschau | German Empire | Kaaden | 1938 |
| Úhošťany | Czechoslovakia | Kadaň | 1945 |
| Úhošťany (Kadaň-Úhošťany) | Czechoslovakia | Chomutov | 1992 |
| Úhošťany (Kadaň-Úhošťany) | Czech Republic | Chomutov | 1993 |