Oustup was formerly part of the German Empire. In the German Empire, the place was called Ústup.
The place is now called Ústup and belongs to Czechoslovakia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Oustup | Austro-Hungary | Boskowitz | before the Treaty of Saint-Germain |
| Ústup | Austro-Hungary | Boskowitz | before the Treaty of Saint-Germain |
| Ústup | Czechoslovakia | Boskovice | after the Treaty of Saint-Germain |
| Austup | German Empire | Boskowitz | 1939 |
| Ústup | German Empire | Boskowitz | 1939 |
| Ústup | Czechoslovakia | Boskovice | 1945 |
| Ústup | Czechoslovakia | Jižní Morava | 1992 |