| United Nations |
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| Country | Date of admission | Informationpage |
|---|---|---|
| Afghanistan | 19 Nov. 1946 | World Fact Book |
| Albania | 14 Dec. 1955 | World Fact Book |
| Algeria | 8 Oct. 1962 | World Fact Book |
| Andorra | 28 July 1993 | World Fact Book |
| Angola | 1 Dec. 1976 | World Fact Book |
| Antigua and Barbuda | 11 Nov. 1981 | World Fact Book |
| Argentina | 24 Oct. 1945 | World Fact Book |
| Armenia | 2 Mar. 1992 | World Fact Book |
| Australia | 1 Nov. 1945 | World Fact Book |
| Austria | 14 Dec. 1955 | World Fact Book |
| Azerbaijan | 9 Mar. 1992 | World Fact Book |
| Bahamas | 18 Sep. 1973 | World Fact Book |
| Bahrain | 21 Sep. 1971 | World Fact Book |
| Bangladesh | 17 Sep. 1974 | World Fact Book |
| Barbados | 9 Dec. 1966 | World Fact Book |
| Belarus | 24 Oct. 1945 | World Fact Book |
| Belgium | 27 Dec. 1945 | World Fact Book |
| Belize | 25 Sep. 1981 | World Fact Book |
| Benin | 20 Sep. 1960 | World Fact Book |
| Bhutan | 21 Sep. 1971 | World Fact Book |
| Bolivia | 14 Nov. 1945 | World Fact Book |
| Bosnia and Herzegovina | 22 May 1992 | World Fact Book |
| Brazil | 24 Oct. 1945 | World Fact Book |
| Brunei Darussalam | 21 Sep. 1984 | World Fact Book |
| Bulgaria | 14 Dec. 1955 | World Fact Book |
| Burkina Faso | 20 Sep. 1960 | World Fact Book |
| Burundi | 18 Sep. 1962 | World Fact Book |
| Côte d'Ivoire | 20 Sep. 1960 | World Fact Book |
| Cambodia | 14 Dec. 1955 | World Fact Book |
| Cameroon | 20 Sep. 1960 | World Fact Book |
| Canada | 9 Nov. 1945 | World Fact Book |
| Cape Verde | 16 Sep. 1975 | World Fact Book |
| Central African Republic | 20 Sep. 1960 | World Fact Book |
| Chad | 20 Sep. 1960 | World Fact Book |
| Chile | 24 Oct. 1945 | World Fact Book |
| China | 24 Oct. 1945 | World Fact Book |
| Colombia | 5 Nov. 1945 | World Fact Book |
| Comoros | 12 Nov. 1975 | World Fact Book |
| Congo | 20 Sep. 1960 | World Fact Book |
| Congo, Democratic Republic of the | 20 Sep. 1960 | World Fact Book |
| Costa Rica | 2 Nov. 1945 | World Fact Book |
| Croatia | 22 May 1992 | World Fact Book |
| Cyprus | 20 Sep. 1960 | World Fact Book |
| Czech Republic | 19 Jan. 1993 | World Fact Book |
| Denmark | 24 Oct. 1945 | World Fact Book |
| Djibouti | 20 Sep. 1977 | World Fact Book |
| Dominica | 18 Dec. 1978 | World Fact Book |
| Dominican Republic | 24 Oct. 1945 | World Fact Book |
| Ecuador | 21 Dec. 1945 | World Fact Book |
| Egypt | 24 Oct. 1945 | World Fact Book |
| Equatorial Guinea | 12 Nov. 1968 | World Fact Book |
| Eritrea | 28 May 1993 | World Fact Book |
| Estonia | 17 Sep. 1991 | World Fact Book |
| Ethiopia | 13 Nov. 1945 | World Fact Book |
| Fiji | 13 Oct. 1970 | World Fact Book |
| Finland | 14 Dec. 1955 | World Fact Book |
| France | 24 Oct. 1945 | World Fact Book |
| Gabon | 20 Sep. 1960 | World Fact Book |
| Gambia | 21 Sep. 1965 | World Fact Book |
| Georgia | 31 July 1992 | World Fact Book |
| Germany | 18 Sep. 1973 | World Fact Book |
| Greece | 25 Oct. 1945 | World Fact Book |
| Grenada | 17 Sep. 1974 | World Fact Book |
| Guatemala | 21 Nov. 1945 | World Fact Book |
| Guinea | 12 Dec. 1958 | World Fact Book |
| Guinea-Bissau | 17 Sep. 1974 | World Fact Book |
| Guyana | 20 Sep. 1966 | World Fact Book |
| Haiti | 24 Oct. 1945 | World Fact Book |
| Honduras | 17 Dec. 1945 | World Fact Book |
| Hungary | 14 Dec. 1955 | World Fact Book |
| Iceland | 19 Nov. 1946 | World Fact Book |
| India | 30 Oct. 1945 | World Fact Book |
| Indonesia | 28 Sep. 1950 | World Fact Book |
| Iraq | 21 Dec. 1945 | World Fact Book |
| Ireland | 14 Dec. 1955 | World Fact Book |
| Israel | 11 May 1949 | World Fact Book |
| Italy | 14 Dec. 1955 | World Fact Book |
| Jamaica | 18 Sep. 1962 | World Fact Book |
| Japan | 18 Dec. 1956 | World Fact Book |
| Jordan | 14 Dec. 1955 | World Fact Book |
| Kazakhstan | 2 Mar. 1992 | World Fact Book |
| Kenya | 16 Dec. 1963 | World Fact Book |
| Kiribati | 14 Sept. 1999 | World Fact Book |
| Korea, Republic of | 17 Sep. 1991 | World Fact Book |
| Kuwait | 14 May 1963 | World Fact Book |
| Kyrgyzstan | 2 Mar. 1992 | World Fact Book |
| Lao People's Democratic Republic | 14 Dec. 1955 | World Fact Book |
| Latvia | 17 Sep. 1991 | World Fact Book |
| Lebanon | 24 Oct. 1945 | World Fact Book |
| Lesotho | 17 Oct. 1966 | World Fact Book |
| Liberia | 2 Nov. 1945 | World Fact Book |
| Libyan Arab Jamahiriya | 14 Dec. 1955 | World Fact Book |
| Liechtenstein | 18 Sep. 1990 | World Fact Book |
| Lithuania | 17 Sep. 1991 | World Fact Book |
| Luxembourg | 24 Oct. 1945 | World Fact Book |
| Macedonia, The former Yugoslav Republic of | 8 Apr. 1993 | World Fact Book |
| Madagascar | 20 Sep. 1960 | World Fact Book |
| Malawi | 1 Dec. 1964 | World Fact Book |
| Malaysia | 17 Sep. 1957 | World Fact Book |
| Mali | 28 Sep. 1960 | World Fact Book |
| Malta | 1 Dec. 1964 | World Fact Book |
| Marshall Islands | 17 Sep. 1991 | World Fact Book |
| Mauritania | 7 Oct. 1961 | World Fact Book |
| Mauritius | 24 Apr. 1968 | World Fact Book |
| Mexico | 7 Nov. 1945 | World Fact Book |
| Micronesia, Federated States of | 17 Sep. 1991 | World Fact Book |
| Moldova, Republic of | 2 Mar. 1992 | World Fact Book |
| Monaco | 28 May 1993 | World Fact Book |
| Mongolia | 27 Oct. 1961 | World Fact Book |
| Morocco | 12 Nov. 1956 | World Fact Book |
| Mozambique | 16 Sep. 1975 | World Fact Book |
| Myanmar | 19 Apr. 1948 | |
| Namibia | 23 Apr. 1990 | World Fact Book |
| Nauru | 14 Sept. 1999 | World Fact Book |
| Nepal | 14 Dec. 1955 | World Fact Book |
| Netherlands | 10 Dec. 1945 | World Fact Book |
| New Zealand | 24 Oct. 1945 | World Fact Book |
| Nicaragua | 24 Oct. 1945 | World Fact Book |
| Niger | 20 Sep. 1960 | World Fact Book |
| Nigeria | 7 Oct. 1960 | World Fact Book |
| Norway | 27 Nov. 1945 | World Fact Book |
| Oman | 7 Oct. 1971 | World Fact Book |
| Pakistan | 30 Sep. 1947 | World Fact Book |
| Palau | 15 Dec. 1994 | World Fact Book |
| Panama | 13 Nov. 1945 | World Fact Book |
| Papua New Guinea | 10 Oct. 1975 | World Fact Book |
| Paraguay | 24 Oct. 1945 | World Fact Book |
| Peru | 31 Oct. 1945 | World Fact Book |
| Philippines | 24 Oct. 1945 | World Fact Book |
| Poland | 24 Oct. 1945 | World Fact Book |
| Portugal | 14 Dec. 1955 | World Fact Book |
| Qatar | 21 Sep. 1971 | World Fact Book |
| Romania | 14 Dec. 1955 | World Fact Book |
| Russian Federation | 24 Oct. 1945 | World Fact Book |
| Saint Kitts and Nevis | 23 Sep. 1983 | World Fact Book |
| Saint Lucia | 18 Sep. 1979 | World Fact Book |
| Saint Vincent and the Grenadines | 16 Sep. 1980 | World Fact Book |
| Samoa | 15 Dec. 1976 | World Fact Book |
| San Marino | 2 Mar. 1992 | World Fact Book |
| Sao Tome and Principe | 16 Sep. 1975 | World Fact Book |
| Saudi Arabia | 24 Oct. 1945 | World Fact Book |
| Senegal | 28 Sep. 1960 | World Fact Book |
| Seychelles | 21 Sep. 1976 | World Fact Book |
| Sierra Leone | 27 Sep. 1961 | World Fact Book |
| Singapore | 21 Sep. 1965 | World Fact Book |
| Slovakia | 19 Jan. 1993 | World Fact Book |
| Slovenia | 22 May 1992 | World Fact Book |
| Solomon Islands | 19 Sep. 1978 | World Fact Book |
| Somalia | 20 Sep. 1960 | World Fact Book |
| South Africa | 7 Nov. 1945 | World Fact Book |
| Spain | 14 Dec. 1955 | World Fact Book |
| Sri Lanka | 14 Dec. 1955 | World Fact Book |
| Sudan | 12 Nov. 1956 | World Fact Book |
| Suriname | 4 Dec. 1975 | World Fact Book |
| Swaziland | 24 Sep. 1968 | World Fact Book |
| Sweden | 19 Nov. 1946 | World Fact Book |
| Syrian Arab Republic | 24 Oct. 1945 | World Fact Book |
| Tanzania, United Republic of | 14 Dec. 1961 | World Fact Book |
| Thailand | 16 Dec. 1946 | World Fact Book |
| Tonga | 14 Sept. 1999 | World Fact Book |
| Trinidad and Tobago | 18 Sep. 1962 | World Fact Book |
| Tunisia | 12 Nov. 1956 | World Fact Book |
| Turkey | 24 Oct. 1945 | World Fact Book |
| Turkmenistan | 2 Mar. 1992 | World Fact Book |
| Tuvalu | 5 Sept. 2000 | World Fact Book |
| Uganda | 25 Oct. 1962 | World Fact Book |
| Ukraine | 24 Oct. 1945 | World Fact Book |
| United Arab Emirates | 9 Dec. 1971 | World Fact Book |
| United Kingdom of Great Britain and Northern Ireland | 24 Oct. 1945 | World Fact Book |
| United States of America | 24 Oct. 1945 | World Fact Book |
| Uruguay | 18 Dec. 1945 | World Fact Book |
| Uzbekistan | 2 Mar. 1992 | World Fact Book |
| Vanuatu | 15 Sep. 1981 | World Fact Book |
| Venezuela | 15 Nov. 1945 | World Fact Book |
| Viet Nam | 20 Sep. 1977 | World Fact Book |
| Yemen | 30 Sep. 1947 | World Fact Book |
| Yugoslavia | 1 Nov. 2000 | |
| Zimbabwe | 25 Aug. 1980 | World Fact Book |