In primo piano a b c d e f g h i j k l m n o p q r s t u v w x y z Ordine alfabetico O Ofiaokuma Oforekpe Ogbanyim Ogbodo Ohagulode Ohoke Oji Egbe Ojianya Ojiegbe Okaleru Okomenyi Okpodon Okpoduma Okpoduma Okpoduumu Okponga Okunyeonu Okwaraka Olua Ominyi Onu Anyim Onuanyim Opankwa Ope-Afifia Osebi Osokpuru Otam Otamnkaliki Ozi Obiagu-Mebi 2 3 4 5