Nantan means the south of Tanba, and other than the city hall within the city, the following are named as facilities prefixed with Nantan: the Nantan Parking Area on the Kyoto Longitudinal Expressway, Nantan General Hospital in Yagi-cho, and Nantan Public Health Center and Nantan Civil Engineering Office which are part of the Kyoto Prefectural institutions.
なお、南丹は丹波の南が語源で、市内における市役所以外の施設として京都縦貫自動車道の南丹パーキングエリアや八木町にある公立南丹病院、京都府の機関である南丹保健所や南丹土木事務所がある。