Kalˈgen was formerly part of the German Empire. In the German Empire, the place was called Kalgen.
The place is now called Šossejnoe * and belongs to Russian Federation.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Kalgen | German Empire | Königsberg (Pr.) (St.Kr.) | 1939 |
| Kalˈgen | Under Soviet administration | Kaliningrad | 1945 |
| Šossejnoe * | Russian Federation | Gurˈevsk | 1992 |