Iki gihugu kizwi nka Congo-Brazza gifite amoko atandukanye. Umuco w’iki gihugu wakomotse cyane cyane mu bwami bwa Congo, Loango, ndetse naTeke. Imbyino zihabwa agaciro kanini cyane mu muco w’Abanyekongo, mu zizwi cyane hakaba harimo Kebo na Zango.