BBB Wise Giving Alliance The BBB Wise Giving Alliance collects and distributes information on hundreds of nonprofit organizations that solicit nationally or have national or international program services. The Web site is one of the best resources for evaluating nonprofits in this country.
GuideStar Guidestar is a national database of nonprofit organizations around the country.
The Independent Sector is a collation of leading nonprofits, foundations, and corporations intended to strengthen non-for-profit initiatives, philanthropy, and citizen action.
BoardSource is a premier resource for practical information, tools and best practices for board members.