Mostovoe was formerly part of the German Empire. In the German Empire, the place was called Sköpen.
The place is now called Mostovoe and belongs to Russian Federation.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Sköpen | German Empire | Elchniederung | 1939 |
| Skëpen | Under Soviet administration | Kaliningrad | 1945 |
| Mostovoe | Russian Federation | Slavsk | 1992 |