Prácheň was formerly part of the German Empire. In the German Empire, the place was called Parchen.
The place is now called Prácheň and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Parchen | Austro-Hungary | Tetschen | before the Treaty of Saint-Germain |
| Prácheň | Czechoslovakia | Děčín | after the Treaty of Saint-Germain |
| Parchen | Czechoslovakia | Děčín | after the Treaty of Saint-Germain |
| Parchen | German Empire | Tetschen | 1938 |
| Prácheň | Czechoslovakia | Děčín | 1945 |
| Prácheň | Czechoslovakia | Česká Lípa | 1992 |
| Prácheň | Czech Republic | Česká Lípa | 1993 |