Oberschlag was formerly part of the German Empire. In the German Empire, the place was called Oberschlag.
The place is now called Milešice and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Oberschlag | Austro-Hungary | Prachatitz | before the Treaty of Saint-Germain |
| Milejšice | Austro-Hungary | Prachatitz | before the Treaty of Saint-Germain |
| Milešice | Czechoslovakia | Prachatice | after the Treaty of Saint-Germain |
| Oberschlag | Czechoslovakia | Prachatice | after the Treaty of Saint-Germain |
| Oberschlag | German Empire | Prachatitz | 1938 |
| Milešice | Czechoslovakia | Prachatice | 1945 |
| Milešice | Czechoslovakia | Prachatice | 1992 |
| Milešice | Czech Republic | Prachatice | 1993 |