Igboid languages

Igboid languages constitute a branch of the Volta–Niger language family. The subgroups are: Williamson and Blench conclude that the Nuclear Igboid languages (Igboid apart from Ekpeye) form a "language cluster" and that they are somewhat mutually intelligible. However, mutual intelligibility is only marginal, even among the Izii–Ikwo–Ezaa–Mgbo languages. Igboid languages are being spoken by nearly 40 million people.
 * Ekpeye
 * Nuclear Igboid: Igbo, Ikwerre, Ika, Izii–Ikwo–Ezza–Mgbo, Ogba, Ishiagu and Ukwuani-Aboh-Ndoni

Names and locations
Below is a list of language names, populations, and locations from Blench (2019).