Łączyńska Huta was formerly part of the German Empire. In the German Empire, the place was called Mettkau.
The place is now called Łączyńska Huta and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Mettkau | German Empire | Karthaus | before the Versailles Treaty |
| Łączyńska Huta | Poland | Kartuzy | after the Versailles Treaty |
| Mettkau | German Empire | Karthaus (Westpr.) | 1939 |
| Łączyńska Huta | Poland | Kartuzy | 1945 |
| Łączyńska Huta | Poland | Gdańsk | 1992 |