B
- (Chengmai County) Buluo
- (Chengmai County) Beipaishan
- (Haikou Shi) Boxue
- (Chengmai County) Beiqiao
- (Chengmai County) Baiyinpo
- (Chengmai County) Buxiaoyuan
- (Haikou Shi) Boyang
- (Wenchang Shi) Baimaocun
- (Wenchang Shi) Baocai
- (Wenchang Shi) Baodian
- (Haikou Shi) Bo’ai
- (Haikou Shi) Bohou
- (Wenchang Shi) Baiqiu
- (Wenchang Shi) Baoxin
- (Wenchang Shi) Baitu
- (Wenchang Shi) Baocaishan
- (Haikou Shi) Baishi
- (Wenchang Shi) Bowencun
- (Wenchang Shi) Bangqing
- (Wenchang Shi) Baogongcun
- (Wenchang Shi) Baiyanxu
- (Wenchang Shi) Baomin
- (Wenchang Shi) Bianhai
- (Wenchang Shi) Baokeng
- (Wenchang Shi) Baopo
- (Wenchang Shi) Baomei
- (Baisha Li Autonomous County) Bajiao
- (Danzhou Shi) Baipao
- (Changjiang Li Autonomous County) Baoman
- (Lingshui Li Autonomous County) Baishi