Arnoltov was formerly part of the German Empire. In the German Empire, the place was called Arnitzgrün.
The place is now called Arnoltov and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Arnitzgrün | Austro-Hungary | Falkenau a. d. Eger | before the Treaty of Saint-Germain |
| Arnoltov | Czechoslovakia | Falknov nad Ohří | after the Treaty of Saint-Germain |
| Arnitzgrün | Czechoslovakia | Falknov nad Ohří | after the Treaty of Saint-Germain |
| Arnitzgrün | German Empire | Falkenau a. d. Eger | 1938 |
| Arnoltov | Czechoslovakia | Mariánské Lázně | 1945 |
| Arnoltov | Czechoslovakia | Sokolov | 1992 |
| Arnoltov | Czech Republic | Sokolov | 1993 |