Africa
Campus California TG, United Children's Fund, Village Education Project, Tanzania, Volu, Volunteer Africa, Volunteers for Rural Development, Ghana, Youth Education Network - KENYA
Asia
Armenian Volunteer Corps, Asian Rural Institute, ARI, Beijing International Volunteers Association, Full Circle, Ho-Sum, Indify and IndiCorps, IVCS - Indian Volunteers for Community Service, Japan Overseas Cooperation Volunteers (JOCV), Krishna Assistance Centre, Singapore Volunteers Overseas (SVO)
Central America
Amigos Voluntarios Unidos por la Tierra (AVoUT), Casa Xelaju, Cornerstone Foundation, From The Heart Foundation, Intercambo Cultural Maya, OTEC Volunteer Opportunities Costa Rica, Safe Passage, Guatemala City, Volunteer Peten
Directories
Charity Choice, Charity Guide, Charity Portal UK, CharityAmerica.com, CharityEzone, CharityGuide.org, International Volunteer Programs Association, Volunteer Solutions, VolunteerMatch
Europe
4EVS, Alliance of European Voluntary Service Organisatio, Camphill Communities of Ireland, DRH Movement, DRH Norway - One World Volunteers Institute, EIL - Cultural and Educational Travel, Internationella Arbetslag (IAL), Jesuit European Volunteers, MAR - Bulgarian Youth Alliance for Development, NABUUR
North America
Canada, United States, Afghans for Afghans, Ananda Marga Volunteers, TelecomPioneers
Oceania
AESOP, Apex Clubs of South Australia and Northern Territo, Aussies Across Africa: Helping People, Australian Volunteers International, Global Volunteer Network, International Volunteers for Peace (IVP), New Zealand Trust for Conservation Volunteers, Volunteer Service Abroad (VSA)
South America
Amigos de las Americas, Austin Chapter, Ecuador Volunteer, Fundacion Brethren y Unida (FBU), Mosoq Ayllu Volunteering
AidCamps International
Offering opportunities for short term voluntary work on development aid projects overseas run by local non-governmental organisations in the third world. Information about projects, applying, and practicalities.
Amazon Africa Aid Organization (3AO)
Supports health clinics in the Brazilian Amazon. Information about the project area, volunteer opportunities for doctors and dentists, and possible new programs in Africa.
Career Volunteering
Offers college students the opportunity to gain valuable resume experience and references.
Council Exchanges
Offers international work, study, and volunteer programs for students, graduates and professionals. Links to a number of national affiliates.
Cross-Cultural Solutions (CSS)
Travel abroad, volunteer, and help overseas. CCS manages numerous volunteer service programs and insight tours in Asia, Africa, Russia, and South America.
Global Park Exchanges
Volunteer opportunities and internships at national parks around the world.
Global PeaceWorks
Aims to bring people of diverse spiritual traditions together for cooperative, charitable service projects, and to create models of peace among religions through short-term international, interfaith, volunteer service projects.
Global Service Corps
International volunteering and internship opportunities for cross-cultural learning and community service in Thailand and Tanzania. Short-term (two to four weeks), long-term (two to six months), and student internship programs are available, in projects in healthcare, education, and environment/sustainable agriculture.
IICD-MI The Institute for International Cooperatio
Trains and sends volunteers to India, Zambia, Guatemala, and Vietnam. Volunteers welcome from around the world.
International Opportunities
Resource for short-term international projects in developing and emerging-market countries worldwide. Includes information for prospective volunteers, and a service to match people to possible projects.
Netaid Online Volunteering
A large database of online volunteering opportunities, most in support of organizations working in developing countries. Includes case studies.
Open Directory Project Online Editor
Join the Open Directory Project as a volunteer editor.
OrganicVolunteers
A cultural exchange offering opportunities world-wide for those interested in working and in learning about sustainable agriculture, to work with organic farmers/growers/organizations.
Serve Your World
News, articles, and guides on volunteering abroad with free directory of non-profit volunteer opportunities.
Service Civil International
Worldwide volunteer placement for generalists in short term 2 week workcamps and long term 3-12 month social service or non profit community grassroots projects. SCI is based in Seattle, Washington.
United Nations Volunteers (UNV)
Supports human development globally by promoting volunteerism and by mobilizing volunteers. Includes news on partnerships and activities, information for volunteers, and publications.
Visions in Action
An international nonprofit organization which sends volunteers to Africa and Mexico. Volunteers are placed with nonprofit development organizations, research institutes, health clinics, and the media in Uganda, Tanzania, South Africa, Burkina Faso, and Mexico.
Volunteers For Peace
Offers placement in over 1800 short-term international voluntary service programs in 70 countries. Its programs are like the Peace Corps, but short-term.
Volunteers in Technical Assistance (VITA)
Seeks to empower people, communities and institutions through communications information and technology. Information about their role in disaster relief, and their volunteer program.
Winant and Clayton Volunteers
Opportunities for UK and US volunteers to provide community service in each other's countries. Information on the history of the organization, their activities, and on applying for a posting.
Yunnan Institute of Development DRH
International volunteer program based in Yunnan, China. Volunteers work with children and poor farmers from the area. Program (in English) includes learning Chinese language.