AmeriSpan

http://www.amerispan.com/volunteer_intern/

AmeriSpan sends thousands of people of all ages to participate in language immersion, volunteer projects , internship placements and educational programs abroad.

Academy for Educational Development

http://www.aed.org/Employment/Current-Openings.cfm

AED is an independent, nonprofit organization that works in all the major areas of human development, with a focus on improving education, health, and economic opportunities for the least advantaged in the United States and developing countries throughout the world.

Cross Cultural Solutions

http://www.crossculturalsolutions.org/

Cross-Cultural Solutions is a non-profit organization operating international volunteer programs. CCS has a worldwide staff with administrative offices located in the United States and United Kingdom .

Fulbright Program

http://www.fulbrightonline.org/

The largest U.S. international exchange program offering opportunities for students, scholars, and professionals to undertake international graduate study, advanced research, university teaching, and teaching in elementary and secondary schools worldwide.

Global Service Corps

http://www.globalservicecorps.org/

Nonprofit international volunteer organization providing service-learning opportunities for people worldwide to live and work abroad in Thailand and Tanzania.

HealthCare Volunteer

http://healthcarevolunteer.com/index.php

HealthCare Volunteer was started as a free non-profit portal that connects all volunteers interested in health related volunteering to the right volunteering opportunity.

Health Communication Partnership

http://www.hcpartnership.org/index.php

The Health Communication Partnership (HCP) links five leading institutions together to accomplish its goal of strengthening public health in the developing world through strategic communication programs.

Idealist.org

http://www.idealist.org/

Over 57,000 nonprofit and community organizations in 165 countries, which you can search or browse by name, location, or mission. Thousands of volunteer opportunities in your community and around the world, and a list of organizations that can help you volunteer abroad.

Institute of International Education

http://www.iie.org/

Independent non-profit organization founded in 1919, is a world leader in the exchange of people and ideas. The Institute administers over 200 programs and serves as a clearing house for international work and study opportunities.

International Medical Corps

http://www.imcworldwide.org/about.shtml

International Medical Corps is a global humanitarian nonprofit organization dedicated to saving lives and relieving suffering through health care training and relief and development programs.

International Medical Volunteers Association

http://www.imva.org/index.html

The International Medical Volunteers Association (IMVA) is a nonprofit organization that promotes, facilitates, and supports voluntary medical activity through education and information exchange. Our interests are primarily in developing countries.

ISL is an international educational agency that provides medical and educational teams of volunteers to provide services for the underserved populations of Central and South America, Mexico, and Africa.

International Volunteer Programs Association

http://www.volunteerinternational.org/index.htm

An alliance of nonprofit, non-governmental organizations, based in the Americas, that are involved in international volunteer and internship exchanges.

Rotary International/The Rotary Foundation

http://www.rotary.org/foundation/index.html

The Educational Programs Division of The Rotary Foundation exists to achieve understanding and world peace through the exchange of people internationally. It is the specific mission of the Educational Programs Division to provide quality programs and services to those individuals who apply for funding and logistical support to undertake a term of study or teaching abroad.

Social Science Research Council

http://www.ssrc.org/fellowships/search/

SSRC fellowship and grant programs provide support and professional recognition to innovators within fields, and especially to younger researchers whose work and ideas will have longer-term impact on society and scholarship. Some programs offer summer institutes, advanced research grants, and grants for professionals and practitioners to conduct research.

Transitions Abroad

http://www.transitionsabroad.com/

Transitions Abroad is a magazine with the specific goal of providing information that would enable travelers to actually meet the people of other countries, to learn about their culture, to speak their language, and to "transition" to a new level of understanding and appreciation for our fascinating world. The web site is a clearing house for working, studying and volunteering in other countries.