Žilučiai was formerly part of the German Empire. In the German Empire, the place was called Szillutten.
The place is now called Žilučiai and belongs to Lithuania.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Szillutten | German Empire | Tilsit | before the Versailles Treaty |
| Žilučiai | Lithuania | Pajėgiai | after the Versailles Treaty |
| Szillutten | German Empire | Tilsit-Ragnit | 1939 |
| Žilučiai | Soviet Union | Pagėgiai/Pagegjaj | 1945 |
| Žilučjaj | Soviet Union | Pagėgiai/Pagegjaj | 1945 |
| Žilučiai | Lithuania | Tauragė | 1992 |