Cross-Cultural Solutions – Cross-Cultural Solutions (CCS) specializes in short-term volunteer abroad programs in 12 countries. Cross-Cultural Solutions is a recognized leader in the field of international volunteering.

Global Service Corp – Global Service Corps (GSC) is a non-profit leader in service learning and overseas volunteer programs and international internships in Thailand, Cambodia and Tanzania.

Global Volunteer Network – The Global Volunteer Network (GVN) offers volunteer service opportunities in community projects throughout the world.

Habitat for Humanity – A nonprofit, ecumenical Christian housing organization building simple, decent, affordable housing in partnership with people in need.

International Volunteer Programs Association – Provides international volunteer opportunities and youth internship exchange programs. Includes tips, funding information, and educational resources.

Peacework Development Fund – Peacework strives to alleviate poverty and economic disparity in our world through innovative partnerships of higher education, corporations, etc.

Projects Abroad – Projects Abroad is the leading volunteer abroad organization.

Service Civil International – Service Civil International (SCI) is one of the world's largest international volunteering organizations.

United Planet – Volunteer Abroad in 40+ countries from 1-52 weeks. Featured on CNN, United Planet offers exciting volunteer abroad & cross-cultural programs.

Volunteer Match – Find volunteering opportunities with nonprofit organizations by location and interest area.

Volunteers for Peace – Volunteers For Peace provides placements in international work camps and voluntary service projects worldwide. This site describes the services offered.