Districts of Buskerud

Numedal () is a valley and a traditional district in Eastern Norway located within the county of Buskerud. It traditionally includes the municipalities Flesberg, Nore og Uvdal and Rollag. Administratively, it now also includes Kongsberg.

Hallingdal () is a valley as well as a traditional district located in the traditional and electoral district Buskerud county in Norway. It consists of six municipalities: Flå, Nes, Gol, Hemsedal, Ål and Hol.

traditional district in Norway

Eiker is a traditional district in the county of Buskerud, Norway.