Helldroht was formerly part of the German Empire. In the German Empire, the place was called Helldroth.
The place is now abandoned and the area belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Helldroht | Austro-Hungary | Tachau | before the Treaty of Saint-Germain |
| Helldroth | Austro-Hungary | Tachau | before the Treaty of Saint-Germain |
| Helldroth | Czechoslovakia | Tachov | after the Treaty of Saint-Germain |
| Helldroth | German Empire | Tachau | 1938 |
| Pastvina | Czechoslovakia | Tachov | 1945 |
| - aufgelassen - | Czechoslovakia | Tachov | 1992 |
| - aufgelassen - | Czech Republic | Tachov | 1993 |