2005, the districts have only a statistical significance. Bucheggberg, Amtei Wasseramt-Bucheggberg Dorneck, Amtei Dorneck-Thierstein (unofficially Schwarzbubenland)
Spar- und Leihkasse Bucheggberg (lit. 'Bucheggberg Savings and Lending Bank'; SLB) is one of the oldest Swiss banks, founded in 1850 and located in Lüterswil-Gächliwil
From 2005, districts only have a statistical meaning. Bucheggberg, Amtei Wasseramt-Bucheggberg Dorneck, Amtei Dorneck-Thierstein (unofficially Schwarzbubenland)
Messen is a municipality in the district of Bucheggberg, in the canton of Solothurn, Switzerland. On 1 January 2010 the municipalities of Balm bei Messen