| DCCC | $95K | 48 | 1980, 1984, 1990, 1992, 1994 |
| MONTANA DEMOCRATIC PARTY | $59K | 20 | 1980, 1992, 1994 |
| AMERICAN FEDERATION OF TEACHERS, AFL-CIO COMMITTEE ON POLITICAL EDUCATION | $56K | 29 | 1980, 1982, 1984, 1986, 1988, 1990, 1992, 1994, 1996 |
| UAW - V - CAP (UAW VOLUNTARY COMMUNITY ACTION PROGRAM) 'INT'L UNION UNITED AUTOMOBILE AEROSPACE & AGRICULTURAL IMPLEMENT WORKERS OF AMERICA UAW | $54K | 28 | 1980, 1982, 1984, 1986, 1988, 1990, 1992, 1994, 1996 |
| NATIONAL ASSOCIATION OF LETTER CARRIERS OF U.S.A. POLITICAL FUND (LETTER CARRIER POLITICAL FUND) | $50K | 27 | 1980, 1982, 1984, 1986, 1988, 1990, 1992, 1994 |
| CARPENTERS LEGISLATIVE IMPROVEMENT COMMITTEE UNITED BROTHERHOOD OF CARPENTERS AND JOINERS | $49K | 27 | 1980, 1982, 1984, 1986, 1988, 1990, 1992, 1994, 1996 |
| UNITED FOOD AND COMMERCIAL WORKERS INTERNATIONAL UNION ACTIVE BALLOT CLUB | $49K | 37 | 1980, 1982, 1984, 1986, 1988, 1990, 1992, 1994 |
| NEA FUND FOR CHILDREN AND PUBLIC EDUCATION | $49K | 34 | 1982, 1984, 1986, 1988, 1990, 1992, 1994, 1996 |
| AMERICAN FEDERATION OF STATE COUNTY & MUNICIPAL EMPLOYEES P E O P L E | $47K | 28 | 1980, 1982, 1984, 1986, 1988, 1990, 1992, 1994, 1996 |
| MACHINISTS NON PARTISAN POLITICAL LEAGUE OF THE INTERNATIONAL ASSOCIATION OF MACHINISTS & AEROSPACE WORKERS | $45K | 28 | 1980, 1982, 1984, 1986, 1988, 1990, 1992, 1994, 1996 |