City/District/ County address zip code area code Zhongshan County Chengxiang Township 542600 Zhongshan County 542600 Zhongshan County 542600 Zhongshan County Zhongshan Town 542600 Zhongshan County Xiwan Town 542601 Zhongshan County Wugongshui 542602 Zhongshan County Wanggao Township 542603 Zhongshan County Guishi Village 542604 Zhongshan County Yangtou Township 542605 Zhongshan County Tonggu Township 542606 Huilong Township of Zhongshan County 542607 Shilong Township of Zhongshan County 542608 Fengxiang Township of Zhongshan County 542609 Coral Town of Zhongshan County 542611 Gongan Township of Zhongshan County 542612 Huashan Yao Township of Zhongshan County 542613 Niumiao Village of Zhongshan County 542613 Honghua Township of Zhongshan County 542614 Sanlian Village of Zhongshan County, Zhumei Village 542614 Liang &;an Yao Township in Zhongshan County 542615 Baoan Village and Linping Village in Zhongshan County 542616 Yantang Township in Zhongshan County 542616 Qingtang Township in Zhongshan County 542617 Yingjia Township in Zhongshan County 542618