Nigéria
Países do mundo
O
- (Ibarapa North) Oba Igbo-Ora
- (Akure North) Oba-Ile
- (Odeda) Oba-Imala
- (Lokoja) Obajana
- (Aiyedade) Obajanrin
- (Orhionmwon) Obagie
- (Mbatoli) Ogbaku
- (Isin) Obala
- (Ife North) Obale-Jugbe
- (Ifedayo) Obalemo
- (Ogo Oluwa) Obalende
- (Nembe) Obama
- (Ikpoba-Okha) Obamahan
- (Ola Oluwa) Obamoro
- (Akamkpa) Oban
- (Orhionmwon) Obanaghoro
- (Obudu) Obang
- (Agatu) Obangedde
- (Moro) Obaninsa
- (Egbado South) Obanla
- (Obanliku) Obanlike
- (Asa) Obansuwa
- (Egor) Obanyotor
- (Ola Oluwa) Oba-Offa
- (Akamkpa) Obarekkai
- (Ovia North-East) Obarenren
- (Ikpoba-Okha) Obaretin
- (Ibarapa North) Obatade
- (Ori Ire) Obate
- (Asa) Obate