| | Name | Total from General | Total from Special | Report Date | | Status Description |
| | COMPUTER PROFESSIONALS FOR SOCIAL | $0.00 | $0.00 | 06-Jun-1990 | Not evaluated, not active |
| | CONCERN FOR DYING | $10.00 | $0.00 | 10-Mar-1988 | Not evaluated, not active |
| | Concern Worldwide USA | $0.00 | $0.00 | 21-Aug-1994 | Not evaluated, not active |
| | Congress on Racial Equality | $0.00 | $0.00 | | Not evaluated, not active |
| | CONGRESSIONAL AGENDA: 80'S | $0.00 | $0.00 | 01-Dec-1982 | Not evaluated, not active |
| | CONSERVATION INTERNATIONAL | $0.00 | $0.00 | 12-Mar-1989 | Not evaluated, not active |
| | CO-OP AMERICA | $0.00 | $0.00 | 15-Jan-1985 | Not evaluated, not active |
| | Coordinating Council for French Relief Societies | $0.00 | $0.00 | | Not evaluated, not active |
| | CORONARY HEART DISEASE RESEARCH PROJECT | $0.00 | $0.00 | 30-Sep-1988 | Not evaluated, not active |
| | Corporate Accountability International | $0.00 | $0.00 | 31-Mar-2012 | Evaluated, not active |
| | Corporate Real Estate Services Advisors | $0.00 | $0.00 | | Other |
| | COUNCIL FOR A LIVABLE WORLD | $0.00 | $0.00 | 01-Dec-1983 | Not evaluated, not active |
| | COUNCIL FOR BASIC EDUCATION | $10.00 | $0.00 | 30-Aug-1979 | Not evaluated, not active |
| | COUNCIL FOR ECONOMIC PRIORITIES | $35.00 | $0.00 | 30-Nov-1986 | Not evaluated, not active |
| | Council for the National Interest | $0.00 | $0.00 | 27-Sep-1992 | Not evaluated, not active |
| | Council of Indian Nations | $0.00 | $0.00 | 12-Jan-2000 | Not evaluated, not active |
| | Council on American-Islamic Relations | $0.00 | $0.00 | 16-Sep-2007 | Not evaluated, not active |
| | Council on Militarism in Education | $0.00 | $0.00 | | Not evaluated, not active |
| | COUSTEAU SOCIETY | $10.00 | $0.00 | 30-Aug-1982 | Not evaluated, not active |
| | COVENANT HOUSE | $0.00 | $0.00 | 03-Dec-1994 | Not evaluated, not active |
| | CRANSTON FOR PRESIDENT COMMITTEE | $0.00 | $0.00 | 01-Dec-1983 | Not evaluated, not active |
| | Crossroad Health Ministry | $0.00 | $0.00 | 18-May-1998 | Not evaluated, not active |
| | Crusade for Freedom | $0.00 | $0.00 | | Not evaluated, not active |
| | Friday, November 30, 2012 | Page 9 of 34 |