Tawilayt n Ɣilizan d Tawilayt deg tmurt n Lezzayer. Zedɣen-tt 726 180 n yimezdaɣen. Ma d tajumma-ines tesɛa azal n 4 870 km². Tamanaɣt ines d tamdint n ɣilizan. Tawilayt-a tebḍa ɣef 13 n tdayriwin: Tadayra n Ɛin Ṭareq (Ɛin Ṭareq, Ḥedd Cckala)Tadayra n Ɛemmi Musa (Ɛemmi Musa, Lwelǧa, Wlad Iɛic, Lḥasi)Tadayra n Jdiwya (Jdiwya, Ḥemri, Wlad Sidi Mihub)Tadayra n Leḥmadna (Leḥmadna, Wlad Lǧemɛa)Tadayra n Lmeṭmer (Lmeṭmer, Belɛsel Buzegza, Sidi Xeṭṭab, Sidi Mḥemmed Ben Ɛewda)Tadayra n Mazuna (Mazuna, Lgeṭṭar)Tadayra n Mendas (Mendas, Wad Sslam, Sidi Lezreg)Tadayra n Wad Rhiw (Wad Rhiw, Merǧa Sidi Ɛabed, Warizan, Leḥlaf)Tadayra n Rremka (Rremka, Suq Lḥedd)Tadayra n Ɣilizan (Ɣilizan, Ben Dawed)Tadaya n Sidi Mḥemmed Ben Ɛli (Sidi Mḥemmed Ben Ɛli, Bni Zenṭis, Medyuna)Tadayra n Yellel (Yellel, Sidi Sɛada, Ɛin Rreḥma, Lqelɛa)Tadayra n Zemmura (Zemmura, Dar Ben Ɛebdella, Bni Dergen)