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