Oplotec was formerly part of the German Empire. In the German Empire, the place was called Amplatz.
The place is now called Oplotec and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Amplatz | Austro-Hungary | Bischofteinitz | before the Treaty of Saint-Germain |
| Oplotec | Austro-Hungary | Bischofteinitz | before the Treaty of Saint-Germain |
| Oplotec | Czechoslovakia | Horšovský Týn | after the Treaty of Saint-Germain |
| Amplatz | Czechoslovakia | Horšovský Týn | after the Treaty of Saint-Germain |
| Amplatz | German Empire | Bischofteinitz | 1938 |
| Oplotec | Czechoslovakia | Horšovský Týn | 1945 |
| Oplotec | Czechoslovakia | Domažlice | 1992 |
| Oplotec | Czech Republic | Domažlice | 1993 |