English
French
PortugueseMember States
| S/N | Country | Capital | Land Size(M2) | Population | Language | Others |
|---|---|---|---|---|---|---|
| 1 | Benin Republic | Porto-Novo | 114,800 | 13,712,828 | French | More |
| 2 | Burkina Faso | Ouagadougou | 274,000 | 23,251,485 | French | More |
| 3 | Cabo Verde | Praia | 4,033 | 598,682 | Portuguese | More |
| 4 | Cote D`Ivoire | Yamoussoukro | 322,462 | 28,873,034 | French | More |
| 5 | Ghana | Accra | 239,535 | 34,121,985 | English | More |
| 6 | Guinea Bissau | Bissau | 36,125 | 2,169,420 | Portuguese | More |
| 7 | Guinea | Conakry | 245,857 | 14,190,612 | French | More |
| 8 | Liberia | Monrovia | 111,369 | 5,418,377 | English | More |
| 9 | Mali | Bamako | 1,240,000 | 23,293,698 | French | More |
| 10 | Niger | Niamey | 1,267,000 | 27,202,843 | French | More |
| 11 | Nigeria | Abuja | 923,768 | 223,804,632 | English | More |
| 12 | The Gambia | Banjul | 11,300 | 2,740,000 | English | More |
| 13 | Senegal | Dakar | 196,839 | 17,540,000 | French | More |
| 14 | Sierra Leone | Freetown | 71,740 | 8,791,092 | English | More |
| 15 | Togo | Lome | 57,000 | 8,950,000 | French | More |