Y
- (Sanya Shi) Yuechuan
- (Dongfang City) Yudao
- (Ledong Li Autonomous County) Yibing
- (Ledong Li Autonomous County) Yongguang
- (Dongfang City) Yalan
- (Sanya Shi) Yunyu
- (Dongfang City) Yixing
- (Dongfang City) Yueda
- (Dongfang City) Yuanxing
- (Dongfang City) Yalong
- (Ledong Li Autonomous County) Yilao
- (Ledong Li Autonomous County) Yonghong
- (Ledong Li Autonomous County) Yongyang
- (Sanya Shi) Yicun
- (Sanya Shi) Yitong
- (Wuzhishan City) Yingshi
- (Wuzhishan City) Yahe
- (Wuzhishan City) Yajie
- (Wuzhishan City) Yongxun
- (Wuzhishan City) Yapai
- (Wuzhishan City) Yahao
- (Wuzhishan City) Yali
- (Wuzhishan City) Yahu
- (Wuzhishan City) Yayuan
- (Changjiang Li Autonomous County) Yilao
- (Changjiang Li Autonomous County) Yapo
- (Changjiang Li Autonomous County) Yezi
- (Changjiang Li Autonomous County) Yaying
- (Changjiang Li Autonomous County) Yalao
- (Changjiang Li Autonomous County) Yijian