Philippsthal was formerly part of the German Empire. In the German Empire, the place was called Filipov.
The place is now called NN and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Philippsthal | Austro-Hungary | Laun | before the Treaty of Saint-Germain |
| Filipov | Austro-Hungary | Laun | before the Treaty of Saint-Germain |
| Filipov | Czechoslovakia | Louny | after the Treaty of Saint-Germain |
| Philippsthal | German Empire | Laun | 1939 |
| Filipov | German Empire | Laun | 1939 |
| Filipov | Czechoslovakia | Louny | 1945 |
| - aufgelassen - | Czechoslovakia | Louny | 1992 |
| NN | Czech Republic | Louny | 1993 |