Einlage was formerly part of the German Empire. In the German Empire, the place was called Einlage a. N..
The place is now called Jazowa and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Einlage | German Empire | Elbing | before the Versailles Treaty |
| Einlage a. d. Nogat | Free City of Danzig | Großes Werder | after the Versailles Treaty |
| Einlage a. a. Nogat | German Empire | Großes Werder | 1939 |
| Einlage a. N. | German Empire | Großes Werder | 1940 |
| Jazowa | Poland | Nowy Dwór Gdański | 1945 |
| Jazowa | Poland | Elbląg | 1992 |