Šlapšilė was formerly part of the German Empire. In the German Empire, the place was called Schlappschill.
The place is now called Šlapšilė and belongs to Lithuania.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Schlappschill | German Empire | Memel | before the Versailles Treaty |
| Šlapšilė | Lithuania | Klaipėda | after the Versailles Treaty |
| Schlappschill | German Empire | Memel | 1939 |
| Šlapšeliai | Soviet Union | Klaipėda/Klajpeda | 1945 |
| Šlapšeljaj | Soviet Union | Klaipėda/Klajpeda | 1945 |
| Šlapšilė | Lithuania | Gargždai | 1992 |