南城

In Chinese city talk you will often hear 东城 / 西城 / 南城 / 北城 as informal directional quarters. In Beijing 南城 historically meant the working-class districts south of the Inner City wall (今崇文、宣武); in many other cities it just means 'the south side of town'.

culture

Also a place name: 南城县 (Nancheng County) in Jiangxi. When capitalized pinyin (Nánchéng) is used, it usually refers to that county or to a named district.