Obulom ya kasan ce wani yare ne dake a Delta na ofaramar Hukumar Fatakwal ta Jihar Ribas, Nijeriya .   Template:Ethnologue18 Hammarström, Harald; Forkel, Robert; Haspelmath, Martin, eds. (2017). "Obulom". Glottolog 3.0. Jena, Germany: Max Planck Institute for the Science of Human History.