Neuschmelz was formerly part of the German Empire. In the German Empire, the place was called Neuschmelz.
The place is now called Fourneau-Neuf and belongs to France.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Neuschmelz | German Empire | Saargemünd | before the Versailles Treaty |
| Fourneau-Neuf | France | Moselle | after the Versailles Treaty |
| Neuschmelz | German Empire | Saargemünd | 1940 |
| Fourneau-Neuf | France | Moselle | 1945 |
| Fourneau-Neuf | France | Moselle | 1993 |