O
- (Ga West) Odumase
- (Shai Osudoku District) Old Nigo
- (Ga South) Okwabinabetinso
- (Tema Metropolitan District) Okusubiri
- (Ga West) Okushibiade
- (Ga West) Oklu
- (Ada East) Okansekope
- (Shai Osudoku District) Ohieduku
- (Adenta) Ogbojo
- (Ga West) Ofankor
- (Ga West) Oduntia
- (Shai Osudoku District) Odumsi
- (Shai Osudoku District) Odumasi
- (Shai Osudoku District) Omainkope
- (Ga South) Odenke
- (Shai Osudoku District) Ochebleku
- (Ga West) Obuasi
- (Ga West) Obokwasi
- (Ga South) Oblogo
- (Ga West) Obeyie
- (Tema Metropolitan District) Obeye
- (Shai Osudoku District) Obetenya
- (Ada East) Obane
- (Ada East) Obane
- (Ga South) Obakrowe
- (Ga East) Oyamfa
- (Accra) Odorkor
- (Ga South) Otaten
- (Ga South) Obudakyire
- (Ga South) Omankope