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