Welhott bei Petzka was formerly part of the German Empire. In the German Empire, the place was called Lhota u Pecky.
The place is now called NN and belongs to Czechoslovakia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Lhota bei Pecka | Austro-Hungary | Neupaka | before the Treaty of Saint-Germain |
| Lhota u Pecky | Austro-Hungary | Neupaka | before the Treaty of Saint-Germain |
| Lhota u Pecky | Czechoslovakia | Nová Paka | after the Treaty of Saint-Germain |
| Welhott bei Petzka | German Empire | Neupaka | 1939 |
| Lhota u Pecky | German Empire | Neupaka | 1939 |
| Lhota u Pecky | Czechoslovakia | Nová Paka | 1945 |
| NN | Czechoslovakia | Východní Čechy | 1992 |