Heinrichswil-Winistorf

Heinrichswil-Winistorf was a municipality in the district Wasseramt in the canton of Solothurn in Switzerland.
History.
The municipality was created in 1993 by the former municipalities Heinrichswil and Winistorf became the municipality of Heinrichswil-Winistorf. On 1 January 2013, the former municipalities of Heinrichswil-Winistorf and Hersiwil merged to form the new municipality of Drei Höfe.