NN was formerly part of the German Empire. In the German Empire, the place was called Ellguth-Hammer.
The place is now called NN and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Ellguth-Hammer | German Empire | Falkenberg O.S. | 1939 |
| Kuźnica Ligocka | Under Polish administration | Niemodlin | 1945 |
| NN | Poland | Opole | 1993 |