Visit the following organizations offering volunteer abroad free in Africa:
ACDI/VOCA - A group offering people the chance to volunteer for free in Africa and all over the world.
VSO - An organization offering free volunteer opportunities in Africa.
Peace Corps - A US government organization with free volunteer programs in Africa.
Doctors Without Borders - A group looking for medical professionals to volunteer free in Africa.
Health Volunteers Overseas - Offers the chance to volunteer free in Africa.
United Nation Volunteers - Offers professionals the opportunity to volunteer in Africa for free.