• Peace Corps (www.peacecorps.gov) – Long-term (2-year) assignments in education, health, agriculture, and community development.

• UN Volunteers (www.unv.org) – Work with the United Nations on global humanitarian and development projects.

• Projects Abroad (www.projects-abroad.org) – Short- and long-term programs in teaching, conservation, medicine, and more.

• IVHQ (International Volunteer HQ) (www.volunteerhq.org) – Affordable programs in over 50 countries, including childcare, wildlife conservation, and healthcare.

• World Wide Opportunities on Organic Farms (WWOOF) (www.wwoof.net) – Volunteer on organic farms in exchange for food and accommodation.

• Earthwatch Institute (www.earthwatch.org) – Work alongside scientists on climate change, wildlife, and ecosystem research.

• Sea Turtle Conservancy (www.conserveturtles.org) – Help protect endangered sea turtles in Costa Rica and other locations.

• African Conservation Experience (www.conservationafrica.net) – Wildlife conservation projects in Africa (e.g., elephants, rhinos, big cats).

• The Great Barrier Reef Marine Park Volunteers (www.gbrmpa.gov.au) – Assist in reef conservation in Australia.

• Teach For All (www.teachforall.org) – Work in underserved schools worldwide (similar to Teach For America/Teach First UK).

• Volunteer Teacher Program (VTP) – WorldTeach (www.worldteach.org) – Teach English, math, or science in developing countries.

• Room to Read (www.roomtoread.org) – Promote literacy and girls' education in Asia and Africa.

• Doctors Without Borders (Médecins Sans Frontières) (www.doctorswithoutborders.org) – Medical professionals can join emergency relief missions.

• AMIGOS (www.amigosinternational.org) – Public health and community development in Latin America.

• Global Brigades (www.globalbrigades.org) – Medical, dental, and public health brigades in Central America and West Africa.

• Red Cross/Red Crescent (www.ifrc.org) – Disaster response, blood drives, and community resilience programs.

• All Hands and Hearts (www.allhandsandhearts.org) – Rebuild communities after natural disasters.

• Habitat for Humanity (www.habitat.org) – Help build affordable housing worldwide.

• Catchafire (www.catchafire.org) – Offer professional skills (marketing, design, tech) to nonprofits remotely.

• Translators Without Borders (www.translatorswithoutborders.org) – Translate documents for humanitarian causes.

• UN Online Volunteering (www.onlinevolunteering.org) – Remote opportunities in research, writing, IT, and more.

• Big Brothers Big Sisters (www.bbbs.org) – Mentor at-risk youth.

• Feeding America (www.feedingamerica.org) – Volunteer at food banks.

• Meals on Wheels (www.mealsonwheelsamerica.org) – Deliver meals to seniors.

• City Year (www.cityyear.org) – Tutor and mentor students in underserved schools

Part of the Leisure wiki. Folders here are generated from tags — to move a page, change its tags rather than dragging the file.