Geekcorps is a "nonprofit organization that promotes stability and prosperity in the developing world through information and communication technology (ICT). Geekcorpsí international technology experts teach communities how to be digitally independent by expanding private enterprise with innovative, appropriate, and affordable ICTs."
It was formerly an independent organisation founded by Ethan Zuckerman, and is now run by IESC.
Geekcorps has programs or activities in several African countries:
Wikipedia, "Geekcorps," http://en.wikipedia.org/wiki/Geekcorps