O (Nsukka) Opi Orlu Ogurugu (Ohimini) Ochobo (Mbatoli) Orodo Owode (Ekiti East) Omuo-Ekiti Orerokpe (Udenu) Obolo-Eke (1) (Udenu) Obolo-Eke (Oguta) Okpoko (Ado) Ogbilolo (Ibadan South West) Oke Ado (Isu) Obeakpu (Etsako East) Okpella (Zangon Kataf) Old Tenge (Esan North-East) Onowa (Esan South-East) Orekhie-Ivbiela (Esan South-East) Ogboka (Esan South-East) Okode (Esan South-East) Ozeyen-Ohordwa (Esan South-East) Obolo (Esan South-East) Okhue (Esan South-East) Oyomon-Ubiaja (Esan South-East) Okhuelen (Iguegben) Okalo 1 2 3 4