| Name | Participants | Dates | Stamps | ||
| African Postal Union 1973 | 2 | (with Cameroun) | 1973 | 2 | (incomplete) |
| Caillie | 8 | (with Dahomey - Senegal) | 1939 | 24 | |
| Colonial Education Fund | 10 | (with Cameroun - St. Pierre & Miquelon) | 1942 | 10 | (incomplete) |
| Colonial Exposition | 25 | (with Cameroun - Wallis & Futuna Islands) | 1931 | 100 | (incomplete) |
| Cooperation | 13 | (with Cameroun - Upper Volta) | 1964 | 14 | (incomplete) |
| Curie | 22 | (with Cameroun - Somali Coast) | 1938 | 22 | (incomplete) |
| Defense of the Empire | 8 | (with French Oceania - Wallis & Futuna Islands) | 1941 | 24 | (incomplete) |
| FIDES | 9 | (with Cameroun - Somali Coast) | 1956 | 22 | (incomplete) |
| French Revolution 150th | 20 | (with Cameroun - Wallis & Futuna Islands) | 1939 | 107 | (incomplete) |
| Liberation | 10 | (with Cameroun - Wallis & Futuna Islands) | 1954 | 10 | |
| Military Medal | 12 | (with Cameroun - Wallis & Futuna Islands) | 1952 | 12 | (incomplete) |
| New York World's Fair | 24 | (with Cameroun - Wallis & Futuna Islands) | 1939 | 48 | (incomplete) |
| Paris International Exposition | 21 | (with Cameroun - Somali Coast) | 1937 | 127 | (incomplete) |
| West African Monetary Union | 5 | (with Ivory Coast - Senegal) | 1972 | 5 | (incomplete) |