O
- (Ogba/Egbema/Ndoni) Owube
- (Ogba/Egbema/Ndoni) Odieke
- (Ahoada East) Odiemudi
- (Ahoada West) Oboh
- (Ahoada West) Odereke
- (Ahoada East) Oligbo
- (Ahoada West) Ochebele
- (Ahoada West) Olubie
- (Ahoada East) Odimeneyi
- (Ahoada East) Oklisama
- (Ahoada West) Ogoda
- (Ahoada East) Obiokwu
- (Ahoada West) Okobe
- (Ahoada West) Ochika
- (Ahoada West) Olekata
- (Ahoada East) Oriaje
- (Ahoada West) Oyakama
- (Ahoada West) Olokob I
- (Ahoada West) Olokob II
- (Ahoada East) Okpogulodu
- (Ikwerre) Omo Dema
- (Ahoada West) Obode
- (Ahoada West) Obulubulu
- (Asari-Toru) Oru Agbalama
- (Abua/Odual) Omolem
- (Degema) Orogbanikiri
- (Ikwerre) Okparagwa
- (Emuoha) Omucgolo
- (Emuoha) Omuiyoro
- (Ahoada East) Ozochi