Haut-Sassandra Region is one of the 31 regions of Ivory Coast and is one of two regions in Sassandra-Marahoué District. The region's seat is Daloa. The region's area is 15,190 km², and its population in the 2021 census was 1,739,697, making it the most populous region of Ivory Coast.
Vavoua Department is a department of Haut-Sassandra Region in Sassandra-Marahoué District, Ivory Coast. In 2014, its population was 400,912 and its seat is the settlement of Vavoua. The sub-prefectures of the department are Bazra-Nattis, Dananon, Dania, Kétro-Bassam, Séitifla, and Vavoua.
Guiglo Department is a department of Cavally Region in Montagnes District, Ivory Coast. In 2014, its population was 176,688 and its seat is the settlement of Guiglo. The sub-prefectures of the department are Bédy-Goazon, Guiglo, Kaadé, and Nizahon.
Bangolo Department is a department of Guémon Region in Montagnes District, Ivory Coast. In 2014, its population was 318,129 and its seat is the settlement of Bangolo. The sub-prefectures of the department are Bangolo, Béoué-Zibiao, Bléniméouin, Diéouzon, Gohouo-Zagna, Guinglo-Tahouaké, Kahin-Zarabaon, Zéo, and Zou.
Biankouma Department is a department of Tonkpi Region in Montagnes District, Ivory Coast. In 2014, its population was 154,300 and its seat is the settlement of Biankouma. The sub-prefectures of the department are Biankouma, Blapleu, Gbangbégouiné, Gbonné, Gouiné, Kpata, and Santa.
Bouaké Department is a department of Gbêkê Region in Vallée du Bandama District, Ivory Coast. In 2021, its population was 931,851 making it the second most populous department in the country behind Abidjan. The seat of the department is the city of Bouaké. The sub-prefectures of the department are Bouaké-SP, Bouaké-Ville, Bounda, Brobo, Mamini, and N'Djébonouan.
Danané Department is a department of Tonkpi Region in Montagnes District, Ivory Coast. In 2014, its population was 267,148 and its seat is the settlement of Danané. The sub-prefectures of the department are Daleu, Danané, Gbon-Houyé, Kouan-Houlé, Mahapleu, Séileu, and Zonneu.
Kouibly Department is a department of Guémon Region in Montagnes District, Ivory Coast. In 2014, its population was 116,608 and its seat is the settlement of Kouibly. The sub-prefectures of the department are Kouibly, Nidrou, Ouyably-Gnondrou, and Totrodrou.
Man Department is a department of Tonkpi Region in Montagnes District, Ivory Coast. In 2021, its population was 461,135 and its seat is the settlement of Man. The sub-prefectures of the department are Bogouiné, Fagnampleu, Gbangbégouiné-Yati, Logoualé, Man, Podiagouiné, Sandougou-Soba, Sangouiné, Yapleu, Zagoué, and Ziogouiné.
Jacqueville Department or simply Jacqueville, is a department of Grands-Ponts Region, Lagunes District, Ivory Coast. In 2014, its population was 56,308, and its seat is the settlement of Jacqueville. The sub-prefectures of the department are Attoutou and Jacqueville.
Koro Department is a department of Bafing Region in Woroba District, Ivory Coast. In 2014, its population was 59,210 and its seat is the settlement of Koro. The sub-prefectures of the department are Booko, Borotou, Koro, Mahandougou, and Niokosso.
Zouan-Hounien Department is a department of Tonkpi Region in Montagnes District, Ivory Coast. In 2014, its population was 195,082 and its seat is the settlement of Zouan-Hounien. The sub-prefectures of the department are Banneu, Bin-Houyé, Goulaleu, Téapleu, Yelleu, and Zouan-Hounien.
Montagnes District is one of fourteen administrative districts of Ivory Coast. The district is located in the western part of the country, bordering Liberia and Guinea to the west, Woroba District to the north, Sassandra-Marahoué District to the east, and Bas-Sassandra District to the south. The capital of the district is Man.
Gôh Region is one of the 31 regions of Ivory Coast. Since its establishment in 2011, it has been one of two regions in Gôh-Djiboua District. The region's seat is Gagnoa and its area is 7327 km². At the 2021 census, the region had a population of 985,282.
Gbôklé Region is one of the 31 regions of Ivory Coast. Since its establishment in 2011, it has been one of three regions in Bas-Sassandra District. The seat of the region is Sassandra and the region's population in the 2014 census was 400,798.
San-Pédro Region is one of the 31 regions of Ivory Coast. Since its establishment in 2011, it has been one of three regions in Bas-Sassandra District. The seat of the region is San-Pédro and the region's population in the 2021 census was 1,060,724.
Cavally Region is one of the 31 regions of Ivory Coast. From its establishment in 2011, to 2014 it was in Montagnes District. The seat of the region is Guiglo and the region's population in the 2014 census was 346,768.
Gbêkê Region is one of the 31 regions of Ivory Coast. Since its establishment in 2011, it has been one of two regions in Vallée du Bandama District. The seat of the region is Bouaké and the region's population in the 2021 census was 1,352,900, making it the third-most populous region of Ivory Coast.
Sipilou Department is a department of Tonkpi Region in Montagnes District, Ivory Coast. In 2014, its population was 41,868 and its seat is the settlement of Sipilou. The sub-prefectures of the department are Sipilou and Yorodougou.
Transua Department is a department of Gontougo Region in Zanzan District, Ivory Coast. In 2014, its population was 83,478 and its seat is the settlement of Transua. The sub-prefectures of the department are Assuéfry, Kouassia-Niaguini, and Transua.
Ivory Coast 
