Störtum (b. Stübbek) was formerly part of the German Empire. In the German Empire, the place was called Störtum (b. Stübbek).
The place is now called Styrt-om (Åbenrå-Styrt-om) and belongs to Denmark.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Störtum (b. Stübbek) | German Empire | Apenrade | before the Versailles Treaty |
| Styrtom | Denmark | Aabenraa | after the Versailles Treaty |
| Styrt-om (Åbenrå-Styrt-om) | Denmark | Sønderjylland | 1993 |