* West Africa:
* Benin
* Burkina Faso
* Côte d'Ivoire
* Guinea
* Mali
* Niger
* Senegal
* Togo
* Central Africa:
* Cameroon
* Central African Republic
* Chad
* Democratic Republic of the Congo
* Republic of the Congo (Brazzaville)
* Gabon
* East Africa:
* Burundi
* Rwanda
* Southern Africa:
* Comoros
* Madagascar
* Seychelles
It's important to note that while French is an official language in these countries, other languages are also spoken. The use of French can vary depending on the region and the social context.