Tawilayt n Tmenɣest d Tawilayt deg tmurt n Lezzayer (s yisem aneṣli: ولاية تمنراست). Zedɣen-tt 176 637 n yimezdaɣen. Ma d tajumma-ines tesɛa azal n 556 200 km². Tamanaɣt ines d tamdint n tmenɣest. Tawilayt-a tebḍa ɣef 3 n tdayriwin: Tadayra n Abalessa (Abalessa)Tadayra n Tmenɣest (Tamenɣest, In Amgel)Tadayra n Teẓruk (Taẓruk, Idelles)