O (Aninri) Obeagu (Ikwo) Odomowo (Aninri) Oduma (Orhionmwon) Oki Two (Oshimili North) Ogu-Ozella (Wamba) Okambu (Igbo-Eze-North) Okpo (Okehi) Osungwe (Ndokwa East) Owele-Utchi (Ndokwa East) Otuoku (Obio/Akpor) Orowokwo-Woji (Eti Osa) Ogoyo 135 136 137