Where is the phone starting with 076088?

The fixed telephone number of Zhongshan, one of the four prefecture-level cities without districts in China. Formerly known as Xiangshan County, it was founded in1152; 1925 It was renamed Zhongshan County in memory of Sun Yat-sen, located in the lower reaches of the west and Beijiang rivers in the south-central part of the Pearl River Delta, bordering Panyu District of Guangzhou and Shunde District of Foshan City in the north, Jiangmen City, Xinhui District and Doumen District of Zhuhai City in the west, Zhuhai City in the southeast, and Shenzhen City and Hong Kong Special Administrative Region across the mouth of the Lingdingyang Ocean in the east.