from the northwestern Hejaz, including its oasis cities like Tayma, down the western coast, up until a place somewhere in the region between Mecca and Medina. Their capital was at the city of Dedan, located in the Al-Ula oasis, after which the Dadanitic script is named.

Lihyan ultimately fell, but it is not known whether this was due to direct conquest by the Nabataean Kingdom.