Zalec was formerly part of the German Empire. In the German Empire, the place was called Salza.
The place is now called Zalec and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Salza | German Empire | Lötzen | 1939 |
| Zalec | Under Polish administration | Giżycko | 1945 |
| Zalec | Poland | Olsztyn | 1992 |