1. Egypt (1945)
2. Iraq (1945)
3. Jordan (1945)
4. Lebanon (1945)
5. Saudi Arabia (1945)
6. Syria (1945)
7. Yemen (1945)
8. Libya (1953)

9. Sudan (1956)
10. Morocco (1958)
11. Tunisia (1958)
12. Kuwait (1961)
13. Algeria (1962)
14. Bahrain (1971)
15. U.A.E. (1971)

16. Oman (1971)
17. Qatar (1971)
18. Mauritania (1973)
19. Somalia (1974)
20. Palestine (1976)
21. Djibouti (1977)
22. Comoros (1993)