Mechau was formerly part of the German Empire. In the German Empire, the place was called Mechau.
The place is now called Mechowo and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Mechau | German Empire | Putzig | before the Versailles Treaty |
| Mechowo | Poland | Puck | after the Versailles Treaty |
| Mechau | German Empire | Neustadt (Westpr.) | 1939 |
| Mechowo | Poland | Puck | 1945 |
| Mechowo | Poland | Gdańsk | 1992 |