Porombek was formerly part of the German Empire. In the German Empire, the place was called Holtzhagen.
The place is now called Bijasowice * and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Porombek | German Empire | Pleß | before the Versailles Treaty |
| Porąbek | Poland | Pszczyna | after the Versailles Treaty |
| Holtzhagen | German Empire | Pleß | 1939 |
| Porąbek | Poland | Pszczyna | 1945 |
| Bijasowice * | Poland | Katowice | 1992 |