Bahaa Esperanto-Ligo
- History of Baha'i support for a universal language, activities of the Bahai Esperanto League.
- http://bahaaeligo.bahai.de/

Akademio Internacia de la Sciencoj San-Marino
- One of the most active scientific associations using Esperanto. Information in several languages.
- http://www.ais-sanmarino.org/

Skolta Esperanto-Ligo
- International association of Scouts and Guides using Esperanto.
- http://esperanto.org/skolta/

Esperanto For Kids
- A children's Esperanto club in Santee, California.
- http://groups.yahoo.com/group/esperantoforkids/

Esperantomondo
- Helps people find pen pals to speak with in the Esperanto language. Page includes group news, history of the language, forum board, chat room, and list of countries that members are from. Requires registration.
- http://www.esperantomondo.net/

Novkastela Esperanto Societo
- Information on the Newcastle Esperanto Society for members and other interested people.
- http://newcastle.esperanto.org.au/

Esperanto Lincolnshire
- Esperanto club in Lincolnshire, England.
- http://beehive.thisislincolnshire.co.uk/default.asp?WCI=SiteHome&ID=3629

53rd Annual ELNA Congress
- The Esperanto League for North America celebrates Esperanto literature in Austin, Texas. Includes information about the congress, housing, and tourism and transportation.
- http://kongreso.hewgill.com/

Esperanto in Canada
- Canadian Esperanto Association website, with links to local groups across the country
- http://www.esperanto.ca/

Esperanto-Club of Austin
- Short information about the group in Texas, its regular meetings and its mailing list.
- http://ttt.esperantoaustin.org/

South Lancashire Esperanto Group
- Covers the counties of Lancashire and Merseyside. The group meets monthly to learn and use Esperanto at venues in Southport and Chorley.
- http://www.esperanto.uklinux.net

Esperanto Society of New England
- Introductory information, calendar of events, information on officers, and jokes.
- http://www.esne.net

The Hector Hodler Library
- The library houses the three collections in the world specializing in literature in and about Esperanto and about the wider field of interlinguistics.
- http://esperantic.org/ced/hodler.htm

Scottish Esperanto Association
- Well-designed, informative site
- http://www.skotlando.org/

World Organization of Young Esperantists
- Youth wing of the UEA. Multilingual site.
- http://www.tejo.org/

Esperanto Association of Britain
- Includes links to local groups in the UK and Ireland.
- http://www.esperanto-gb.org/

Esperanto Associo de Suda Afriko
- Esperanto Association of South Africa trlingual site in Esperanto, English and Afrikaans.
- http://www.esperanto.za.org/

Esperanto in the UK
- Informative site and resource guide to Esperantist organizations, activities, learning aids in Britain.
- http://esperanto.org/uk/espuk_en.html

Esperantic Studies Foundation
- A non-profit research foundation that promotes sustainable multilingualism, through Esperanto and other means.
- http://www.esperantic.org/

USEJ - US Esperanto Youth
- Excellent source of information and links.
- http://ttt.esperanto.org/us/USEJ/

Universala Esperanto-Asocio
- The largest international organization of Esperanto speakers. Multilingual site.
- http://www.uea.org/

Esperanto League of North America
- Despite the name, this is the national organization for the U.S.A. Site includes information about the language, the organization, local clubs, teachers and learning resources, and other topics.
- http://www.esperanto-usa.org/

Australian Esperanto Association
- Includes links to local groups.
- http://www.esperanto.org.au/