The following organisations would not necessarily accept the description “federalist” but work on issues covered by this website.
| Federal Trust | www.fedtrust.co.uk |
| One World Trust | http://www.oneworldtrust.org |
| Democratic Audit | http://www.democraticaudit.com |
| Unlock Democracy | http://www.unlockdemocracy.org.uk |
| European Movement | www.euromove.org.uk |
| Global Policy Institute | http://www.gpilondon.com |
International federalist organisations
Federal Union is the UK member section of the UEF and the WFM, and its young members take part in the activities of JEF.
| Union of European Federalists (UEF), based in Brussels | www.federalists.eu |
| World Federalist Movement (WFM)/Institute for Global Policy | www.wfm-igp.org |
| Young European Federalists (JEF), based in Brussels | www.jef.eu |
| Young World Federalists (YWF) | www.ywf.world |
Federalist organisations in other countries