وادي درعة
Tashelhit is spoken in an area covering c. 100,000 square kilometres, comprising the western part of the High Atlas mountains and the regions to the south up to the Draa River, including the Anti-Atlas and the alluvial basin of the Souss River. The largest urban centres in the area are the coastal city of Agadir (population over 400,000) and the towns of Guelmim, Taroudant, Oulad Teima, Tiznit and Ouarzazate.