Ō
- (Kawasaki-shi) Ōkawachō
- (Kawasaki-shi) Ōgimachi
- (Kamakura Shi) Ōfuna
- (Sagamihara-shi) Ōkawara
- (Yokohama Shi) Ōgishima
- (Kawasaki-shi) Ōzenji-higashi
- (Yokohama Shi) Ōbachō
- (Yokohama Shi) Ōdanachō
- (Yokohama Shi) Ōsone
- (Miura Shi) Ōgome
- (Miura Shi) Ōido
- (Miura Shi) Ōtsubo
- (Yokosuka Shi) Ōgiyama
- (Yokosuka Shi) Ōyabe
- (Yokosuka Shi) Ōtsuchō
- (Yokosuka Shi) Ōtawa
- (Yokosuka Shi) Ōkuzure
O
- (Kawasaki-shi) Oda-sakae
- (Ashigarakami-gun) Ochiai
- (Sagamihara-shi) Obara
- (Sagamihara-shi) Obusa
- (Sagamihara-shi) Ozuku
- (Ashigarakami-gun) Okubo
- (Kamakura Shi) Ofuna
- (Kawasaki-shi) Ogura
- (Yokohama Shi) Ondachō
- (Yokohama Shi) Orimotochō
- (Miura Shi) Okukoshi
- (Yokosuka Shi) Obaradai
- (Yokosuka Shi) Ogino