Urschkau was formerly part of the German Empire. In the German Empire, the place was called Urschkau.
The place is now called Orsk and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Urschkau | German Empire | Wohlau | 1939 |
| Orsk | Under Polish administration | Wołów | 1945 |
| Orsk | Poland | Legnica | 1992 |