Moussey was formerly part of the German Empire. In the German Empire, the place was called Mulsach.
The place is now called Moussey and belongs to France.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Moussey | German Empire | Saarburg | before the Versailles Treaty |
| Mulsach | German Empire | Saarburg | before the Versailles Treaty |
| Moussey | France | Moselle | after the Versailles Treaty |
| Mulsach | German Empire | Saarburg (Westmark) | 1940 |
| Moussey | France | Moselle | 1945 |
| Moussey | France | Moselle | 1993 |