Ziegenruck was formerly part of the German Empire. In the German Empire, the place was called Ziegenruck.
The place is now called NN and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Ziegenruck | Austro-Hungary | Schüttenhofen | before the Treaty of Saint-Germain |
| Cimruky | Austro-Hungary | Schüttenhofen | before the Treaty of Saint-Germain |
| Kozí Hřbet | Czechoslovakia | Sušice | after the Treaty of Saint-Germain |
| Ziegenruck | Czechoslovakia | Sušice | after the Treaty of Saint-Germain |
| Ziegenruck | German Empire | Bergreichenstein | 1938 |
| Kozí Hřbet | Czechoslovakia | Sušice | 1945 |
| Velký Kozí Hřbet | Czechoslovakia | Klatovy | 1992 |
| Malý Kozí Hřbet | Czechoslovakia | Klatovy | 1992 |
| NN | Czech Republic | Klatovy | 1993 |