South Sioux City - Official government website. Includes information about news, calendar, staff, departments, and online bill paying. CASDE | South Sioux City -- Dakota County - Platted and incorporated in 1887. Includes its history, illustrated with photographs. First Lutheran Church - Features mission statement, worship service schedule, news, calendar of events, information about ministries, a list of leadership, office hours, photographs, directions and a map. South Sioux City Local News: Topix - Local, regional, and statewide news collected from diverse sources on the web. South Sioux City Community Schools - Home of the Cardinals. Provides schedule of events, athletics, activities, links to the buildings and employment opportunities. South Sioux City Code of Ordinances - Provides access to the general and permanent ordinances of the city.