NN was formerly part of the German Empire. In the German Empire, the place was called NN.
The place is now called Hracholusky (Roudnice n. L.-Hrachol.) and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Hracholusk (Raudnitz-Hracholusk) | Austro-Hungary | Raudnitz | before the Treaty of Saint-Germain |
| Hracholusky (Roudnice-Hracholusky) | Austro-Hungary | Raudnitz | before the Treaty of Saint-Germain |
| Hracholusky (Roudnice n. L.-Hrachol.) | Czechoslovakia | Roudnice nad Labem | after the Treaty of Saint-Germain |
| NN | German Empire | Raudnitz an der Elbe | 1939 |
| NN | Czechoslovakia | Roudnice nad Labem | 1945 |
| NN | Czechoslovakia | Litoměřice | 1992 |
| Hracholusky (Roudnice n. L.-Hrachol.) | Czech Republic | Litoměřice | 1993 |