Bendargau was formerly part of the German Empire. In the German Empire, the place was called Bandergau.
The place is now called NN and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Bendargau | German Empire | Neustadt i. Westpr. | before the Versailles Treaty |
| Altemühle | German Empire | Neustadt i. Westpr. | before the Versailles Treaty |
| Bagenitza | German Empire | Neustadt i. Westpr. | before the Versailles Treaty |
| Karwatino | German Empire | Neustadt i. Westpr. | before the Versailles Treaty |
| Będargowo | Poland | Wejherowo | after the Versailles Treaty |
| Starymłyn | Poland | Wejherowo | after the Versailles Treaty |
| Bagienica | Poland | Wejherowo | after the Versailles Treaty |
| Karwatyno | Poland | Wejherowo | after the Versailles Treaty |
| Bandergau | German Empire | Neustadt (Westpr.) | 1939 |
| Będargowo | Poland | Wejherowo | 1945 |
| Stary Młyn | Poland | Wejherowo | 1945 |
| Bagielnica | Poland | Wejherowo | 1945 |
| Karwatynia | Poland | Wejherowo | 1945 |
| Będargowo | Poland | Gdańsk | 1992 |
| Stary Młyn | Poland | Gdańsk | 1992 |
| Bagielnica | Poland | Gdańsk | 1992 |
| NN | Poland | Gdańsk | 1992 |