Agadez region: Arlit and Tchirozerene departments; Tahoua region: southeast; northwest Zinder and north central Maradi regions.
Air (Northern Tagdal), Azawagh (Southern Tagdal). Tagdal lexicon is about 75%–80% Berber. Everyday vocabulary is about 50% Berber and 50% Songhay.
Nomadic. Called Igalan (pl.), Agdal (sg.). Muslim.