Lang-Lammitz was formerly part of the German Empire. In the German Empire, the place was called Lang-Lammitz.
The place is now called Dlouhá Lomnice and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Lang-Lammitz | Austro-Hungary | Luditz | before the Treaty of Saint-Germain |
| Dlouhá Lomnice | Austro-Hungary | Luditz | before the Treaty of Saint-Germain |
| Dlouhá Lomnice | Czechoslovakia | Žlutice | after the Treaty of Saint-Germain |
| Lang-Lammitz | Czechoslovakia | Žlutice | after the Treaty of Saint-Germain |
| Lang-Lammitz | German Empire | Luditz | 1938 |
| Dlouhá Lomnice | Czechoslovakia | Karlovy Vary | 1945 |
| Dlouhá Lomnice | Czechoslovakia | Karlovy Vary | 1992 |
| Dlouhá Lomnice | Czech Republic | Karlovy Vary | 1993 |