O
- (Lupanshui Shi) Oubu
- (Lupanshui Shi) Olangpu
- (Lupanshui Shi) Oujiaping
- (Zunyi Shi) Outang
- (Qiandongnan Miao and Dong Autonomous Prefecture) Oujiazhai
- (Qiandongnan Miao and Dong Autonomous Prefecture) Outuan
- (Qiandongnan Miao and Dong Autonomous Prefecture) Oudong
- (Bijie Diqu) Ouhe
- (Qiandongnan Miao and Dong Autonomous Prefecture) Outuan
- (Qiandongnan Miao and Dong Autonomous Prefecture) Ouli
- (Qiandongnan Miao and Dong Autonomous Prefecture) Ouyang