CharityNavigator.org is a wonderful web site that details, monitors, compares, and ranks the performance of thousands of charities.  This exhaustive list of charitable organizations can be viewed by category or region and includes a comprehensive rating system based on efficiency, overhead cost, growth, and actual dollars distributed.  Whether looking for a charity that specializes in an area that you’d like to help or researching an existing charity, this site is a must for anyone who wants to ensure that their donation is used in the manner for which it was intended.

http://www.charitynavigator.org/