Tschausch was formerly part of the German Empire. In the German Empire, the place was called Sous (Brüx-Sous).
The place is now called NN and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Tschausch | Austro-Hungary | Brüx | before the Treaty of Saint-Germain |
| Čouš | Austro-Hungary | Brüx | before the Treaty of Saint-Germain |
| Souš | Czechoslovakia | Most | after the Treaty of Saint-Germain |
| Tschausch (Brüx-Tschausch) | German Empire | Brüx | 1938 |
| Sous (Brüx-Sous) | German Empire | Brüx | 1938 |
| Souš (Most-Souš) | Czechoslovakia | Most | 1945 |
| Souš (Most-Souš) | Czechoslovakia | Most | 1992 |
| NN | Czech Republic | Most | 1993 |