The sub-prefectures of the department are Boguédia, Iboguhé, Issia, Nahio, Namané, Saïoua, and Tapéguia.
Issia Department was included in Haut-Sassandra Region.
In 2011, districts were introduced as new first-level subdivisions of Ivory Coast.
At this time, Issia Department remained part of the retained Haut-Sassandra Region in the new Sassandra-Marahoué District.
This Sassandra-Marahoué District location article is a stub.