Tawilayt n Burǧ Baǧi Mextar d Tawilayt deg tmurt n Lezzayer. Zedɣen-tt 20 930 n yimezdaɣen. Ma d tajumma-ines tesɛa azal n 126 382 km². Tamanaɣt ines d tamdint n burǧ Baǧi Mextar. Tawilayt-a tesɛa ala yiwet n tdayra: Tadayra n Burǧ Baǧi Mextar.