Třídomí was formerly part of the German Empire. In the German Empire, the place was called Dreihäuser.
The place is now abandoned and the area belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Dreihäuser | Austro-Hungary | Elbogen | before the Treaty of Saint-Germain |
| Třídomí | Czechoslovakia | Loket | after the Treaty of Saint-Germain |
| Dreihäuser | Czechoslovakia | Loket | after the Treaty of Saint-Germain |
| Dreihäuser | German Empire | Elbogen | 1938 |
| Třídomí | Czechoslovakia | Sokolov nad Ohří | 1945 |
| - aufgelassen - | Czechoslovakia | Sokolov | 1992 |
| - aufgelassen - | Czech Republic | Sokolov | 1993 |