Soustov was formerly part of the German Empire. In the German Empire, the place was called Soustov.
The place is now called Soustov and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Soustowa | Austro-Hungary | Taus | before the Treaty of Saint-Germain |
| Soustov | Austro-Hungary | Taus | before the Treaty of Saint-Germain |
| Sohustov | Austro-Hungary | Taus | before the Treaty of Saint-Germain |
| Soustov | Czechoslovakia | Domažlice | after the Treaty of Saint-Germain |
| Soustow | German Empire | Taus | 1939 |
| Soustov | German Empire | Taus | 1939 |
| Soustov | Czechoslovakia | Domažlice | 1945 |
| Soustov | Czechoslovakia | Klatovy | 1992 |
| Soustov | Czech Republic | Klatovy | 1993 |