NN was formerly part of the German Empire. In the German Empire, the place was called NN.
The place is now called Darkowszczyzna and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Darkowszczyzna | Austro-Hungary | Biala/Biała | before the Treaty of Saint-Germain |
| Darkowszczyzna | Poland | Biała | after the Treaty of Saint-Germain |
| NN | German Empire | Bielitz | 1939 |
| Darkowszczyzna | Poland | Oświęcim | 1945 |
| Darkowszczyzna | Poland | Bielsko | 1992 |