Kohlhau (Karlsbad-Kohlhau) was formerly part of the German Empire. In the German Empire, the place was called Kohlhau (Karlsbad-Kohlhau).
The place is now called Kolová and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Kohlhau | Austro-Hungary | Karlsbad | before the Treaty of Saint-Germain |
| Kohlhava | Austro-Hungary | Karlsbad | before the Treaty of Saint-Germain |
| Kolová | Czechoslovakia | Karlovy Vary | after the Treaty of Saint-Germain |
| Kohlhau | Czechoslovakia | Karlovy Vary | after the Treaty of Saint-Germain |
| Kohlhau (Karlsbad-Kohlhau) | German Empire | Karlsbad (St.Kr.) | 1938 |
| Kolová | Czechoslovakia | Karlovy Vary | 1945 |
| Kolová | Czechoslovakia | Karlovy Vary | 1992 |
| Kolová | Czech Republic | Karlovy Vary | 1993 |