Warnberg was formerly part of the German Empire. In the German Empire, the place was called Warntal.
The place is now called Mala Varnica and belongs to Slovenia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Gross-Warnitza | Austro-Hungary | Pettau/Ptuj | before the Treaty of Saint-Germain |
| Klein-Warnitza | Austro-Hungary | Pettau/Ptuj | before the Treaty of Saint-Germain |
| Velika Varnica | Austro-Hungary | Pettau/Ptuj | before the Treaty of Saint-Germain |
| Mala Varnica | Austro-Hungary | Pettau/Ptuj | before the Treaty of Saint-Germain |
| Velika Varnica | Yugoslavia | Ptuj | after the Treaty of Saint-Germain |
| Mala Varnica | Yugoslavia | Ptuj | after the Treaty of Saint-Germain |
| Warnberg | German Empire | Pettau | 1941 |
| Warntal | German Empire | Pettau | 1941 |
| Velika Varnica | Yugoslavia | Ptuj | 1945 |
| Mala Varnica | Yugoslavia | Ptuj | 1945 |
| Velika Varnica | Yugoslavia | Socialistična rep. Slovenija | 1992 |
| Mala Varnica | Yugoslavia | Socialistična rep. Slovenija | 1992 |
| Velika Varnica | Slovenia | Slowenien | 1991 |
| Mala Varnica | Slovenia | Slowenien | 1991 |