Country / Date of Membership | Country / Date of Membership |
Afghanistan, Jul 14, 1955 | Liberia, Mar 28, 1962 |
Albania, Oct 15, 1991 | Libya, Sep 17, 1958 |
Algeria, Sep 26, 1963 | Lithuania, Jul 6, 1992 |
Angola, Sep 19, 1989 | Luxembourg, Dec 27, 1945 |
Antigua and Barbuda, Sep 22, 1983 | Madagascar, Sep 25, 1963 |
Argentina, Sep 20, 1956 | Malawi, Jul 19, 1965 |
Armenia, Sep 16, 1992 | Malaysia, Mar 7, 1958 |
Australia, Aug 5, 1947 | Maldives, Jan 13, 1978 |
Austria, Aug 27, 1948 | Mali, Sep 27, 1963 |
Azerbaijan, Sep 18, 1992 | Malta, Sep 26, 1983 |
Bahamas, The, Aug 21, 1973 | Marshall Islands, May 21, 1992 |
Bahrain, Sep 15, 1972 | Mauritania, Sep 10, 1963 |
Bangladesh, Aug 17, 1972 | Mauritius, Sep 23, 1968 |
Barbados, Sep 12, 1974 | Mexico, Dec 31, 1945 |
Belarus, Jul 10, 1992 | Micronesia, Federated States of, Jun 24, 1993 |
Belgium, Dec 27, 1945 | Moldova, Aug 12, 1992 |
Belize, Mar 19, 1982 | Mongolia, Feb 14, 1991 |
Benin, Jul 10, 1963 | Montenegro, Jan 18, 2007 |
Bhutan, Sep 28, 1981 | Morocco, Apr 25, 1958 |
Bolivia, Dec 27, 1945 | Mozambique, Sep 24, 1984 |
Bosnia and Herzegovina, Feb 25, 1993 | Myanmar, Jan 3, 1952 |
Botswana, Jul 24, 1968 | Namibia, Sep 25, 1990 |
Brazil, Jan 14, 1946 | Nauru, Apr 12, 2016 |
Brunei Darussalam, Oct 10, 1995 | Nepal, Sep 6, 1961 |
Bulgaria, Sep 25, 1990 | Netherlands, Dec 27, 1945 |
Burkina Faso, May 2, 1963 | New Zealand, Aug 31, 1961 |
Burundi, Sep 28, 1963 | Nicaragua, Mar 14, 1946 |
Cabo Verde, Nov 20, 1978 | Niger, Apr 24, 1963 |
Cambodia, Jul 22, 1970 | Nigeria, Mar 30, 1961 |
Cameroon, Jul 10, 1963 | North Macedonia, Feb 25, 1993 |
Canada, Dec 27, 1945 | Norway, Dec 27, 1945 |
Central African Republic, Jul 10, 1963 | Oman, Dec 23, 1971 |
Chad, Jul 10, 1963 | Pakistan, Jul 11, 1950 |
Chile, Dec 31, 1945 | Palau, Dec 16, 1997 |
China, Dec 27, 1945 | Panama, Mar 14, 1946 |
Colombia, Dec 24, 1946 | Papua New Guinea, Oct 9, 1975 |
Comoros, Oct 28, 1976 | Paraguay, Dec 28, 1945 |
Congo, Democratic Republic of, Sep 28, 1963 | Peru, Dec 31, 1945 |
Congo, Republic of, Jul 10, 1963 | Philippines, Dec 27, 1945 |
Costa Rica, Jan 8, 1946 | Poland, Jun 27, 1986 |
Cote d'Ivoire, Mar 11, 1963 | Portugal, Mar 29, 1961 |
Croatia, Feb 25, 1993 | Qatar, Sep 25, 1972 |
Cyprus, Dec 21, 1961 | Romania, Dec 15, 1972 |
Czechia, Jan 1, 1993 | Russian Federation, Jun 16, 1992 |
Denmark, Mar 30, 1946 | Rwanda, Sep 30, 1963 |
Djibouti, Oct 1, 1980 | Samoa, Jun 28, 1974 |
Dominica, Sep 29, 1980 | San Marino, Sep 21, 2000 |
Dominican Republic, Sep 18, 1961 | Sao Tome and Principe, Sep 30, 1977 |
Ecuador, Dec 28, 1945 | Saudi Arabia, Aug 26, 1957 |
Egypt, Arab Republic of, Dec 27, 1945 | Senegal, Aug 31, 1962 |
El Salvador, Mar 14, 1946 | Serbia, Feb 25, 1993 |
Equatorial Guinea, Jul 1, 1970 | Seychelles, Sep 29, 1980 |
Eritrea, Jul 6, 1994 | Sierra Leone, Sep 10, 1962 |
Estonia, Jun 23, 1992 | Singapore, Aug 3, 1966 |
Eswatini, Sep 22, 1969 | Slovak Republic, Jan 1, 1993 |
Ethiopia, Dec 27, 1945 | Slovenia, Feb 25, 1993 |
Fiji, May 28, 1971 | Solomon Islands, Sep 22, 1978 |
Finland, Jan 14, 1948 | Somalia, Aug 31, 1962 |
France, Dec 27, 1945 | South Africa, Dec 27, 1945 |
Gabon, Sep 10, 1963 | South Sudan, Apr 18, 2012 |
Gambia, The, Oct 18, 1967 | Spain, Sep 15, 1958 |
Georgia, Aug 7, 1992 | Sri Lanka, Aug 29, 1950 |
Germany, Aug 14, 1952 | St. Kitts and Nevis, Aug 15, 1984 |
Ghana, Sep 20, 1957 | St. Lucia, Jun 27, 1980 |
Greece, Dec 27, 1945 | St. Vincent and the Grenadines, Aug 31, 1982 |
Grenada, Aug 27, 1975 | Sudan, Sep 5, 1957 |
Guatemala, Dec 28, 1945 | Suriname, Jun 27, 1978 |
Guinea, Sep 28, 1963 | Sweden, Aug 31, 1951 |
Guinea-Bissau, Mar 24, 1977 | Switzerland, May 29, 1992 |
Guyana, Sep 26, 1966 | Syrian Arab Republic, Apr 10, 1947 |
Haiti, Sep 8, 1953 | Tajikistan, Jun 4, 1993 |
Honduras, Dec 27, 1945 | Tanzania, Sep 10, 1962 |
Hungary, Jul 7, 1982 | Thailand, May 3, 1949 |
Iceland, Dec 27, 1945 | Timor-Leste, Jul 23, 2002 |
India, Dec 27, 1945 | Togo, Aug 1, 1962 |
Indonesia, Apr 13, 1967 | Tonga, Sep 13, 1985 |
Iran, Islamic Republic of, Dec 29, 1945 | Trinidad and Tobago, Sep 16, 1963 |
Iraq, Dec 27, 1945 | Tunisia, Apr 14, 1958 |
Ireland, Aug 8, 1957 | Türkiye, Mar 11, 1947 |
Israel, Jul 12, 1954 | Turkmenistan, Sep 22, 1992 |
Italy, Mar 27, 1947 | Tuvalu, Jun 24, 2010 |
Jamaica, Feb 21, 1963 | Uganda, Sep 27, 1963 |
Japan, Aug 13, 1952 | Ukraine, Sep 3, 1992 |
Jordan, Aug 29, 1952 | United Arab Emirates, Sep 22, 1972 |
Kazakhstan, Jul 23, 1992 | United Kingdom, Dec 27, 1945 |
Kenya, Feb 3, 1964 | United States, Dec 27, 1945 |
Kiribati, Sep 29, 1986 | Uruguay, Mar 11, 1946 |
Korea, Republic of, Aug 26, 1955 | Uzbekistan, Sep 21, 1992 |
Kosovo, Jun 29, 2009 | Vanuatu, Sep 28, 1981 |
Kuwait, Sep 13, 1962 | Venezuela, Republica Bolivariana de, Dec 30, 1946 |
Kyrgyz Republic, Sep 18, 1992 | Viet Nam, Sep 21, 1956 |
Lao People's Democratic Republic, Jul 5, 1961 | Yemen, Republic of, Oct 3, 1969 |
Latvia, Aug 11, 1992 | Zambia, Sep 23, 1965 |
Lebanon, Apr 14, 1947 | Zimbabwe, Sep 29, 1980 |
Lesotho, Jul 25, 1968 | |