NN was formerly part of the German Empire. In the German Empire, the place was called Hüningen-Sankt Ludwig.
The place is now called NN and belongs to France.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| NN (Hüningen-Sankt Ludwig) | German Empire | Mülhausen | before the Versailles Treaty |
| NN | France | Haut-Rhin | after the Versailles Treaty |
| Hüningen-Sankt Ludwig | German Empire | Mülhausen | 1940 |
| NN | France | Haut-Rhin | 1945 |
| NN | France | Haut-Rhin | 1993 |