Unter-Biela was formerly part of the German Empire. In the German Empire, the place was called Dolní Bělá.
The place is now called Dolní Bělá and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Böhmisch Neustadtl | Austro-Hungary | Kralowitz | before the Treaty of Saint-Germain |
| Unter-Bělá | Austro-Hungary | Kralowitz | before the Treaty of Saint-Germain |
| Český Neustadtl | Austro-Hungary | Kralowitz | before the Treaty of Saint-Germain |
| Dolní Bělá | Austro-Hungary | Kralowitz | before the Treaty of Saint-Germain |
| Dolní Bělá | Czechoslovakia | Kralovice | after the Treaty of Saint-Germain |
| Unter-Biela | German Empire | Kralowitz | 1939 |
| Dolní Bělá | German Empire | Kralowitz | 1939 |
| Dolní Bělá | Czechoslovakia | Plasy | 1945 |
| Dolní Bělá | Czechoslovakia | Plzeň-sever | 1992 |
| Dolní Bělá | Czech Republic | Plzeň-sever | 1993 |