# Regional organisations by country

This table lists the regional organisations each country is a member of.

## Table

| M | Member | O | Observer |
| Country | ACD | SCO | BRICS | APEC | Commonwealth | RCEP | SAARC | SAPCZ | OSCE | African Union | OAS | NATO | Council of Europe | IATRA | CELAC | ASEAN | ALADI | EEA | EU | NAFTA | EEC | Arab League | OPEC | BSEC | CBSS | CIS | Mercosur | ACS | Pacific Alliance | CSTO | EAEU | SEECP | BIC | Visegrád Group | GUAM | SICA | UNASUR | PIF | Benelux | Nordic Council | CEFTA | CARICOM | EFTA | OECS |
| Afghanistan | M | | | | | | M | | | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | |
| Albania | | | | | | | | | M | | | M | M | | | | | | | | | | | M | | | | | | | | M | | | | | | | | | M | | | |
| Algeria | | | | | | | | | | M | | | | | | | | | | | | M | M | | | | | | | | | | | | | | | | | | | | | |
| Andorra | | | | | | | | | M | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Angola | | | | | | | | M | | M | | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | |
| Antigua and Barbuda | | | | | M | | | | | | M | | | | M | | | | | | | | | | | | | M | | | | | | | | | | | | | | M | | M |
| Argentina | | | | | | | | M | | | M | | | M | M | | M | | | | | | | | | | M | | | | | | | | | | | | | | | | | |
| Armenia | | | | | | | | | M | | | | M | | | | | | | | | | | M | | M | | | | M | M | | | | | | | | | | | | | |
| Australia | | | | M | M | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | M | | | | | | |
| Austria | | | | | | | | | M | | | | M | | | | | M | M | | | | | | | | | | | | | | | | | | | | | | | | | |
| Azerbaijan | | | | | | | | | M | | | | M | | | | | | | | M | | | M | | M | | | | | | | | | M | | | | | | | | | |
| Bahamas | | | | | M | | | | | | M | | | M | M | | | | | | | | | | | | | M | | | | | | | | | | | | | | M | | |
| Bahrain | M | | | | | | | | | | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | |
| Bangladesh | M | | | | M | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Barbados | | | | | M | | | | | | M | | | | M | | | | | | | | | | | | | M | | | | | | | | | | | | | | M | | |
| Belarus | | | | | | | | | M | | | | | | | | | | | | | | | | | M | | | | M | M | | | | | | | | | | | | | |
| Belgium | | | | | | | | | M | | | M | M | | | | | M | M | | | | | | | | | | | | | | | | | | | | M | | | | | |
| Belize | | | | | M | | | | | | M | | | | M | | | | | | | | | | | | | M | | | | | | | | M | | | | | | M | | |
| Benin | | | | | | | | M | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Bhutan | M | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Bolivia | | | | | | | | | | | M | | | | M | | M | | | | | | | | | | | | | | | | | | | | M | | | | | | | |
| Bosnia and Herzegovina | | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | M | | | | | | | | | M | | | |
| Botswana | | | | | M | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Brazil | | | M | | | | | M | | | M | | | M | | | M | | | | | | | | | | M | | | | | | | | | | | | | | | | | |
| Brunei | M | | | M | M | M | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Bulgaria | | | | | | | | | M | | | M | M | | | | | M | M | | | | | M | | | | | | | | M | | | | | | | | | | | | |
| Burkina Faso | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Burundi | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Cambodia | M | | | | | M | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Cameroon | | | | | M | | | M | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Canada | | | | M | M | | | | M | | M | M | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | |
| Cape Verde | | | | | | | | M | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Chad | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Chile | | | | M | | | | | | | M | | | M | M | | M | | | | | | | | | | | | M | | | | | | | | | | | | | | | |
| China | M | M | M | M | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Colombia | | | | | | | | | | | M | | | M | M | | M | | | | | | | | | | | M | M | | | | | | | | | | | | | | | |
| Comoros | | | | | | | | | | M | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | |
| Congo | | | | | | | | M | | M | | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | |
| Costa Rica | | | | | | | | | | | M | | | M | M | | | | | | | | | | | | | M | | | | | | | | M | | | | | | | | |
| Croatia | | | | | | | | | M | | | M | M | | | | | M | M | | | | | | | | | | | | | M | | | | | | | | | | | | |
| Cuba | | | | | | | | | | | M | | | | M | | M | | | | | | | | | | | M | | | | | | | | | | | | | | | | |
| Cyprus | | | | | M | | | | M | | | | M | | | | | M | M | | | | | | | | | | | | | | | | | | | | | | | | | |
| Czech Republic | | | | | | | | | M | | | M | M | | | | | M | M | | | | | | | | | | | | | | | M | | | | | | | | | | |
| Denmark | | | | | | | | | M | | | M | M | | | | | M | M | | | | | | M | | | | | | | | | | | | | | | M | | | | |
| Djibouti | | | | | | | | | | M | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | |
| Dominica | | | | | M | | | | | | M | | | M | M | | | | | | | | | | | | | M | | | | | | | | M | | | | | | M | | M |
| Dominican Republic | | | | | | | | | | | M | | | M | M | | | | | | | | | | | | | M | | | | | | | | M | | | | | | | | |
| DR Congo | | | | | | | | M | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Ecuador | | | | | | | | | | | M | | | | M | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Egypt | | | M | | | | | | | M | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | |
| El Salvador | | | | | | | | | | | | | | | M | | | | | | | | | | | | | M | | | | | | | | M | | | | | | | | |
| Equatorial Guinea | | | | | | | | | | M | | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | |
| Eritrea | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Estonia | | | | | | | | | M | | | M | M | | | | | M | M | | | | | | M | | | | | | | | | | | | | | | | | | | |
| Eswatini | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Ethiopia | | | M | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Fiji | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | M | | | | | | |
| Finland | | | | | | | | | M | | | M | M | | | | | M | M | | | | | | M | | | | | | | | | | | | | | | M | | | | |
| France | | | | | | | | | M | | | M | M | | | | | M | M | | | | | | | | | | | | | | | | | | | | | | | | | |
| Gabon | | | | | M | | | M | | M | | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | |
| Gambia | | | | | | | | M | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Georgia | | | | | | | | | M | | | | M | | | | | | | | | | | M | | | | | | | | | | | M | | | | | | | | | |
| Germany | | | | | | | | | M | | | M | M | | | | | M | M | | | | | | M | | | | | | | | | | | | | | | | | | | |
| Ghana | | | | | M | | | M | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Greece | | | | | | | | | M | | | M | M | | | | | M | M | | | | | M | | | | | | | | M | | | | | | | | | | | | |
| Grenada | | | | | M | | | | | | M | | | | M | | | | | | | | | | | | | M | | | | | | | | | | | | | | M | | M |
| Guatemala | | | | | | | | | | | M | | | M | M | | | | | | | | | | | | | M | | | | | | | | M | | | | | | | | |
| Guinea | | | | | | | | M | | M | | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | |
| Guinea-Bissau | | | | | | | | M | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Guyana | | | | | M | | | | | | M | | | | M | | | | | | | | | | | | | M | | | | | | | | | M | | | | | M | | |
| Haiti | | | | | | | | | | | M | | | M | M | | | | | | | | | | | | | M | | | | | | | | | | | | | | M | | |
| Honduras | | | | | | | | | | | M | | | M | M | | | | | | | | | | | | | M | | | | | | | | M | | | | | | | | |
| Hungary | | | | | | | | | M | | | M | M | | | | | M | M | | | | | | | | | | | | | | | M | | | | | | | | | | |
| Iceland | | | | | | | | | M | | | M | M | | | | | M | | | | | | | M | | | | | | | | | | | | | | | M | | | M | |
| India | M | M | M | | M | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Indonesia | M | | M | M | | M | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Iran | M | M | M | | | | | | | | | | | | | | | | | | M | | M | | | | | | | | | | | | | | | | | | | | | |
| Iraq | | | | | | | | | | | | | | | | | | | | | | M | M | | | | | | | | | | | | | | | | | | | | | |
| Ireland | | | | | | | | | M | | | | M | | | | | M | M | | | | | | | | | | | | | | M | | | | | | | | | | | |
| Israel | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Italy | | | | | | | | | M | | | M | M | | | | | M | M | | | | | | | | | | | | | | | | | | | | | | | | | |
| Ivory Coast | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Jamaica | | | | | M | | | | | | M | | | | M | | | | | | | | | | | | | M | | | | | | | | | | | | | | M | | |
| Japan | M | | | M | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Jordan | | | | | | | | | | | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | |
| Kazakhstan | M | M | | | | | | | M | | | | | | | | | | | | M | | | | | M | | | | M | M | | | | | | | | | | | | | |
| Kenya | | | | | M | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Kiribati | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | M | | | | | | |
| Kuwait | M | | | | | | | | | | | | | | | | | | | | | M | M | | | | | | | | | | | | | | | | | | | | | |
| Kyrgyzstan | M | M | | | | | | | M | | | | | | | | | | | | M | | | | | M | | | | M | M | | | | | | | | | | | | | |
| Laos | M | | | | | M | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Latvia | | | | | | | | | M | | | M | M | | | | | M | M | | | | | | M | | | | | | | | | | | | | | | | | | | |
| Lebanon | | | | | | | | | | | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | |
| Lesotho | | | | | M | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Liberia | | | | | | | | M | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Libya | | | | | | | | | | M | | | | | | | | | | | | M | M | | | | | | | | | | | | | | | | | | | | | |
| Liechtenstein | | | | | | | | | M | | | | M | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | M | |
| Lithuania | | | | | | | | | M | | | M | M | | | | | M | M | | | | | | M | | | | | | | | | | | | | | | | | | | |
| Luxembourg | | | | | | | | | M | | | M | M | | | | | M | M | | | | | | | | | | | | | | | | | | | | M | | | | | |
| Madagascar | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Malawi | | | | | M | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Malaysia | M | | | M | M | M | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Maldives | | | | | M | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Mali | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Malta | | | | | M | | | | M | | | | M | | | | | M | M | | | | | | | | | | | | | | | | | | | | | | | | | |
| Marshall Islands | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | M | | | | | | |
| Mauritania | | | | | | | | | | M | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | |
| Mauritius | | | | | M | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Mexico | | | | M | | | | | | | M | | | | M | | M | | | M | | | | | | | | M | M | | | | | | | | O | | | | | | | |
| Micronesia | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | M | | | | | | |
| Moldova | | | | | | | | | M | | | | M | | | | | | | | | | | M | | M | | | | | | M | | | M | | | | | | M | | | |
| Monaco | | | | | | | | | M | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Mongolia | M | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Montenegro | | | | | | | | | M | | | M | M | | | | | | | | | | | | | | | | | | | M | | | | | | | | | M | | | |
| Morocco | | | | | | | | | | M | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | |
| Mozambique | | | | | M | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Myanmar | M | | | | | M | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Namibia | | | | | M | | | M | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Nauru | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | M | | | | | | |
| Nepal | M | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Netherlands | | | | | | | | | M | | | M | M | | | | | M | M | | | | | | | | | | | | | | | | | | | | M | | | | | |
| New Caledonia | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| New Zealand | | | | M | M | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | M | | | | | | |
| Nicaragua | | | | | | | | | | | M | | | | M | | | | | | | | | | | | | M | | | | | | | | M | | | | | | | | |
| Niger | | | | | M | | | M | | M | | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | |
| Nigeria | | | | | M | | | M | | M | | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | |
| North Korea | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| North Macedonia | | | | | | | | | M | | | M | M | | | | | | | | | | | | | | | | | | | M | | | | | | | | | | | | |
| Norway | | | | | | | | | M | | | M | M | | | | | M | | | | | | | M | | | | | | | | | | | | | | | M | | | M | |
| Oman | M | | | | | | | | | | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | |
| Pakistan | M | M | | | M | | M | | | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | |
| Palau | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | M | | | | | | |
| Palestine | | | | | | | | | | | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | |
| Panama | | | | | | | | | | | M | | | M | M | | M | | | | | | | | | | | M | | | | | | | | M | O | | | | | | | |
| Papua New Guinea | | | | M | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | M | | | | | | |
| Paraguay | | | | | | | | | | | M | | | M | M | | M | | | | | | | | | | M | | | | | | | | | | | | | | | | | |
| Peru | | | | M | | | | | | | M | | | M | M | | M | | | | | | | | | | | | M | | | | | | | | | | | | | | | |
| Philippines | M | | | M | | M | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Poland | | | | | | | | | M | | | M | M | | | | | M | M | | | | | | M | | | | | | | | | M | | | | | | | | | | |
| Portugal | | | | | | | | | M | | | M | M | | | | | M | M | | | | | | | | | | | | | | | | | | | | | | | | | |
| Qatar | M | | | | | | | | | | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | |
| Romania | | | | | | | | | M | | | M | M | | | | | M | M | | | | | M | | | | | | | | M | | | | | | | | | | | | |
| Russia | M | M | M | M | | | | | | | | | | M | | | | | | | | | | | M | M | M | | | | M | M | | | | | | | | | | | | |
| Rwanda | | | | | M | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Saint Kitts and Nevis | | | | | M | | | | | | M | | | | M | | | | | | | | | | | | | M | | | | | | | | | | | | | | M | | M |
| Saint Lucia | | | | | M | | | | | | M | | | | M | | | | | | | | | | | | | M | | | | | | | | | | | | | | M | | |
| Saint Vincent and the Grenadines | | | | | M | | | | | | M | | | | M | | | | | | | | | | | | | M | | | | | | | | | | | | | | M | | M |
| San Marino | | | | | | | | | M | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| São Tomé and Príncipe | | | | | | | | M | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Saudi Arabia | M | | | | | | | | | | | | | | | | | | | | | M | M | | | | | | | | | | | | | | | | | | | | | |
| Senegal | | | | | | | | M | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Serbia | | | | | | | | | M | | | | M | | | | | | | | | | | M | | | | | | | | M | | | | | | | | | M | | | |
| Seychelles | | | | | M | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Sierra Leone | | | | | M | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Singapore | M | | | M | M | M | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Slovakia | | | | | | | | | M | | | M | M | | | | | M | M | | | | | | | | | | | | | | | M | | | | | | | | | | |
| Slovenia | | | | | | | | | M | | | M | M | | | | | M | M | | | | | | | | | | | | | M | | | | | | | | | | | | |
| Solomon Islands | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | M | | | | | | |
| Somalia | | | | | | | | | | M | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | |
| South Africa | | | M | | M | | | M | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| South Korea | M | | | M | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| South Sudan | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Spain | | | | | | | | | M | | | M | M | | | | | M | M | | | | | | | | | | | | | | | | | | | | | | | | | |
| Sri Lanka | | | | | M | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Sudan | | | | | | | | | | M | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | |
| Suriname | | | | | | | | | | | M | | | | M | | | | | | | | | | | | | M | | | | | | | | | M | | | | | M | | |
| Sweden | | | | | | | | | M | | | M | M | | | | | M | M | | | | | | M | | | | | | | | | | | | | | | M | | | | |
| Switzerland | | | | | | | | | M | | | | M | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | M | |
| Syria | | | | | | | | | | | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | |
| Taiwan | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Tajikistan | M | M | | | | | | | M | | | | | | | | | | | | M | | | | | M | | | | M | | | | | | | | | | | | | | |
| Tanzania | | | | | M | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Thailand | M | | | M | | M | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Togo | | | | | M | | | M | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Tonga | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | M | | | | | | |
| Trinidad and Tobago | | | | | M | | | | | | M | | | M | M | | | | | | | | | | | | | M | | | | | | | | | | | | | | M | | |
| Tunisia | | | | | | | | | | M | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | |
| Turkey | M | | | | | | | | M | | | M | M | | | | | | | | M | | | M | | | | | | | | M | | | | | | | | | | | | |
| Turkmenistan | | | | | | | | | M | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | |
| Tuvalu | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | M | | | | | | |
| Uganda | | | | | M | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Ukraine | | | | | | | | | M | | | | M | | | | | | | | | | | M | | | | | | | | | | | M | | | | | | | | | |
| United Arab Emirates | M | | M | | | | | | | | | | | | | | | | | | | M | M | | | | | | | | | | | | | | | | | | | | | |
| United Kingdom | | | | | M | | | | M | | | M | M | | | | | | | | | | | | | | | | | | | | M | | | | | | | | | | | |
| United States | | | | M | | | | | | | M | M | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | |
| Uruguay | | | | | | | | M | | | M | | | | M | | M | | | | | | | | | | M | | | | | | | | | | M | | | | | | | |
| Uzbekistan | M | M | | | | | | | M | | | | | | | | | | | | M | | | | | M | | | | | | | | | | | | | | | | | | |
| Vanuatu | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | M | | | | | | |
| Vatican City | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Venezuela | | | | | | | | | | | M | | | M | M | | M | | | | | | M | | | | | M | | | | | | | | | M | | | | | | | |
| Vietnam | M | | | M | | M | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Yemen | | | | | | | | | | | | | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | |
| Zambia | | | | | M | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Zimbabwe | | | | | | | | | | M | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |

## List

| Country | Regional organisations |
| Afghanistan | ACD, SAARC, ECO |
| Albania | OSCE, NATO, Council of Europe, BSEC, SEECP, CEFTA |
| Algeria | African Union, Arab League, OPEC |
| Andorra | OSCE, Council of Europe |
| Angola | SAPCZ, African Union, OPEC |
| Antigua and Barbuda | Commonwealth, OAS, CELAC, ACS, CARICOM, OECS |
| Argentina | SAPCZ, OAS, IATRA, CELAC, ALADI, Mercosur |
| Armenia | OSCE, Council of Europe, BSEC, CIS, CSTO, EAEU |
| Australia | APEC, Commonwealth, RCEP, PIF |
| Austria | OSCE, Council of Europe, EEA, EU |
| Azerbaijan | OSCE, Council of Europe, ECO, BSEC, CIS, GUAM |
| Bahamas | Commonwealth, OAS, IATRA, CELAC, ACS, CARICOM |
| Bahrain | ACD, Arab League |
| Bangladesh | ACD, Commonwealth, SAARC |
| Barbados | Commonwealth, OAS, CELAC, ACS, CARICOM |
| Belarus | OSCE, CIS, CSTO, EAEU |
| Belgium | OSCE, NATO, Council of Europe, EEA, EU, Benelux |
| Belize | Commonwealth, OAS, CELAC, ACS, SICA, CARICOM |
| Benin | SAPCZ, African Union |
| Bhutan | ACD, SAARC |
| Bolivia | OAS, CELAC, ALADI, UNASUR |
| Bosnia and Herzegovina | Council of Europe, SEECP, CEFTA |
| Botswana | Commonwealth, African Union |
| Brazil | BRICS, SAPCZ, OAS, IATRA, ALADI, Mercosur |
| Brunei | ACD, APEC, Commonwealth, RCEP, ASEAN |
| Bulgaria | OSCE, NATO, Council of Europe, EEA, EU, BSEC, SEECP |
| Burkina Faso | African Union |
| Burundi | African Union |
| Cambodia | ACD, RCEP, ASEAN |
| Cameroon | Commonwealth, SAPCZ, African Union |
| Canada | APEC, Commonwealth, OSCE, OAS, NATO, NAFTA |
| Cape Verde | SAPCZ, African Union |
| Central African Republic | |
| Chad | African Union |
| Chile | APEC, OAS, IATRA, CELAC, ALADI, Pacific Alliance |
| China | ACD, SCO, BRICS, APEC, RCEP |
| Colombia | OAS, IATRA, CELAC, ALADI, ACS, Pacific Alliance |
| Comoros | African Union, Arab League |
| Congo | SAPCZ, African Union, OPEC |
| Costa Rica | OAS, IATRA, CELAC, ACS, SICA |
| Croatia | OSCE, NATO, Council of Europe, EEA, EU, SEECP |
| Cuba | OAS, CELAC, ALADI, ACS |
| Cyprus | Commonwealth, OSCE, Council of Europe, EEA, EU |
| Czech Republic | OSCE, NATO, Council of Europe, EEA, EU, Visegrád Group |
| Denmark | OSCE, NATO, Council of Europe, EEA, EU, CBSS, Nordic Council |
| Djibouti | African Union, Arab League |
| Dominica | Commonwealth, OAS, IATRA, CELAC, ACS, SICA, CARICOM, OECS |
| Dominican Republic | OAS, IATRA, CELAC, ACS, SICA |
| DR Congo | SAPCZ, African Union |
| East Timor | |
| Ecuador | OAS, CELAC, ALADI |
| Egypt | BRICS, African Union, Arab League |
| El Salvador | CELAC, ACS, SICA |
| Equatorial Guinea | African Union, OPEC |
| Eritrea | African Union |
| Estonia | OSCE, NATO, Council of Europe, EEA, EU, CBSS |
| Eswatini | African Union |
| Ethiopia | BRICS, African Union |
| Fiji | Commonwealth, PIF |
| Finland | OSCE, NATO, Council of Europe, EEA, EU, CBSS, Nordic Council |
| France | OSCE, NATO, Council of Europe, EEA, EU |
| Gabon | Commonwealth, SAPCZ, African Union, OPEC |
| Gambia | SAPCZ, African Union |
| Georgia | OSCE, Council of Europe, BSEC, GUAM |
| Germany | OSCE, NATO, Council of Europe, EEA, EU, CBSS |
| Ghana | Commonwealth, SAPCZ, African Union |
| Greece | OSCE, NATO, Council of Europe, EEA, EU, BSEC, SEECP |
| Grenada | Commonwealth, OAS, CELAC, ACS, CARICOM, OECS |
| Guatemala | OAS, IATRA, CELAC, ACS, SICA |
| Guinea | APEC, SAPCZ, African Union, OPEC |
| Guinea-Bissau | SAPCZ, African Union |
| Guyana | Commonwealth, OAS, CELAC, ACS, UNASUR, CARICOM |
| Haiti | OAS, IATRA, CELAC, ACS, CARICOM |
| Honduras | OAS, IATRA, CELAC, ACS, SICA |
| Hungary | OSCE, NATO, Council of Europe, EEA, EU, Visegrád Group |
| Iceland | OSCE, NATO, Council of Europe, EEA, CBSS, Nordic Council, EFTA |
| India | ACD, SCO, BRICS, Commonwealth, SAARC |
| Indonesia | ACD, BRICS, APEC, RCEP, ASEAN |
| Iran | SCO, BRICS, ACD, ECO, OPEC |
| Iraq | Arab League, OPEC |
| Ireland | OSCE, Council of Europe, EEA, EU, BIC |
| Israel | |
| Italy | OSCE, NATO, Council of Europe, EEA, EU |
| Ivory Coast | SAPCZ |
| Jamaica | Commonwealth, OAS, CELAC, ACS, CARICOM |
| Japan | ACD, APEC, RCEP |
| Jordan | Arab League |
| Kazakhstan | ACD, SCO, OSCE, ECO, CIS, CSTO, EAEU |
| Kenya | Commonwealth, African Union |
| Kiribati | Commonwealth, PIF |
| Kuwait | ACD, Arab League, OPEC |
| Kyrgyzstan | ACD, SCO, OSCE, ECO, CIS, CSTO, EAEU |
| Laos | ACD, RCEP, ASEAN |
| Latvia | OSCE, NATO, Council of Europe, EEA, EU, CBSS |
| Lebanon | Arab League |
| Lesotho | Commonwealth, African Union |
| Liberia | SAPCZ, African Union |
| Libya | African Union, Arab League, OPEC |
| Liechtenstein | OSCE, Council of Europe, EEA, EFTA |
| Lithuania | OSCE, NATO, Council of Europe, EEA, EU, CBSS |
| Luxembourg | OSCE, NATO, Council of Europe, EEA, EU, Benelux |
| Madagascar | African Union |
| Malawi | Commonwealth, African Union |
| Malaysia | ACD, APEC, Commonwealth, RCEP, ASEAN |
| Maldives | Commonwealth, SAARC |
| Mali | African Union |
| Malta | Commonwealth, OSCE, Council of Europe, EEA, EU |
| Marshall Islands | Pacific Islands Forum |
| Mauritania | African Union, Arab League |
| Mauritius | Commonwealth, African Union |
| Mexico | APEC, OAS, CELAC, ALADI, NAFTA, ACS, Pacific Alliance |
| Micronesia | Pacific Islands Forum |
| Moldova | OSCE, Council of Europe, BSEC, CIS, SEECP, GUAM, CEFTA |
| Monaco | OSCE, Council of Europe |
| Mongolia | ACD, OSCE |
| Montenegro | OSCE, NATO, Council of Europe, SEECP, CEFTA |
| Morocco | African Union, Arab League |
| Mozambique | Commonwealth, African Union |
| Myanmar | ACD, RCEP, ASEAN |
| Namibia | Commonwealth, SAPCZ, African Union |
| Nauru | Commonwealth, PIF |
| Nepal | ACD, SAARC |
| Netherlands | OSCE, NATO, Council of Europe, EEA, EU, Benelux |
| New Zealand | APEC, Commonwealth, RCEP, PIF |
| Nicaragua | OAS, CELAC, ACS, SICA |
| Niger | Commonwealth, SAPCZ, African Union, OPEC |
| Nigeria | Commonwealth, SAPCZ, African Union, OPEC |
| North Korea | |
| North Macedonia | OSCE, NATO, Council of Europe, SEECP |
| Norway | OSCE, NATO, Council of Europe, EEA, CBSS, Nordic Council, EFTA |
| Oman | ACD, Arab League |
| Pakistan | ACD, SCO, Commonwealth, SAARC, ECO |
| Palau | Pacific Islands Forum |
| Palestine | Arab League |
| Panama | OAS, IATRA, CELAC, ALADI, ACS, SICA |
| Papua New Guinea | APEC, Commonwealth, PIF |
| Paraguay | OAS, IATRA, CELAC, ALADI, Mercosur |
| Peru | APEC, OAS, IATRA, CELAC, ALADI, Pacific Alliance |
| Philippines | ACD, APEC, RCEP, ASEAN |
| Poland | OSCE, NATO, Council of Europe, EEA, EU, CBSS, Visegrád Group |
| Portugal | OSCE, NATO, Council of Europe, EEA, EU |
| Qatar | ACD, Arab League |
| Romania | OSCE, NATO, Council of Europe, EEA, EU, BSEC, SEECP |
| Russia | ACD, SCO, BRICS, APEC, OSCE, BSEC, CBSS, CIS, CSTO, EAEU |
| Rwanda | Commonwealth, African Union |
| Saint Kitts and Nevis | Commonwealth, OAS, CELAC, ACS, CARICOM, OECS |
| Saint Lucia | Commonwealth, OAS, CELAC, ACS, CARICOM |
| Saint Vincent and the Grenadines | Commonwealth, OAS, CELAC, ACS, CARICOM, OECS |
| San Marino | OSCE, Council of Europe |
| São Tomé and Príncipe | SAPCZ, African Union |
| Saudi Arabia | ACD, Arab League, OPEC |
| Senegal | SAPCZ, African Union |
| Serbia | OSCE, Council of Europe, BSEC, SEECP, CEFTA |
| Seychelles | Commonwealth, African Union |
| Sierra Leone | Commonwealth, SAPCZ |
| Singapore | ACD, APEC, Commonwealth, RCEP, ASEAN |
| Slovakia | OSCE, NATO, Council of Europe, EEA, EU, Visegrád Group |
| Slovenia | OSCE, NATO, Council of Europe, EEA, EU, SEECP |
| Solomon Islands | Commonwealth, PIF |
| Somalia | African Union, Arab League |
| South Africa | BRICS, Commonwealth, SAPCZ, African Union |
| South Korea | ACD, APEC, RCEP |
| South Sudan | African Union |
| Spain | OSCE, NATO, Council of Europe, EEA, EU |
| Sri Lanka | Commonwealth, SAARC |
| Sudan | African Union, Arab League |
| Suriname | OAS, CELAC, ACS, UNASUR, CARICOM |
| Sweden | OSCE, NATO, Council of Europe, EEA, EU, CBSS, Nordic Council |
| Switzerland | OSCE, Council of Europe, EEA, EFTA |
| Syria | Arab League |
| Taiwan | APEC |
| Tajikistan | ACD, SCO, OSCE, ECO, CIS, CSTO |
| Tanzania | Commonwealth, African Union |
| Thailand | ACD, APEC, RCEP, ASEAN |
| Togo | Commonwealth, SAPCZ, African Union |
| Tonga | Commonwealth, PIF |
| Trinidad and Tobago | Commonwealth, OAS, IATRA, CELAC, ACS, CARICOM |
| Tunisia | African Union, Arab League |
| Turkey | ACD, OSCE, NATO, Council of Europe, ECO, BSEC, SEECP |
| Turkmenistan | OSCE, ECO |
| Tuvalu | Commonwealth, PIF |
| Uganda | Commonwealth, African Union |
| Ukraine | OSCE, Council of Europe, BSEC, GUAM |
| United Arab Emirates | BRICS, ACD, Arab League, OPEC |
| United Kingdom | Commonwealth, OSCE, NATO, Council of Europe, BIC |
| United States | APEC, OAS, NATO, NAFTA |
| Uruguay | SAPCZ, OAS, CELAC, ALADI, Mercosur, UNASUR |
| Uzbekistan | ACD, SCO, OSCE, ECO, CIS |
| Vanuatu | Commonwealth, PIF |
| Vatican City | OSCE |
| Venezuela | OAS, IATRA, CELAC, ALADI, OPEC, ACS, UNASUR |
| Vietnam | ACD, APEC, RCEP, ASEAN |
| Yemen | Arab League |
| Zambia | Commonwealth, African Union |
| Zimbabwe | African Union |