| Will McBride for US Senate | S | FL |
| Will McCorkle for Congress | H | SC |
| Will Murphy for Congress | H | NY |
| Will of the People PAC | N | DC |
| Will Rollins for Congress | H | CA |
| Will Sheehan for Congress | H | NJ |
| Will Stewart for US Senate | S | NC |
| Wilma W Irvin for Congress Campaign | H | NY |
| Wilske for Congress | H | CA |
| Wilson for South Carolina | N | VA |
| Wilson for Wisconsin | H | WI |
| Wilson Leadership Fund | N | VA |
| Wilson Project for Florida | U | FL |
| Wimberly4congress | H | NJ |
| Wimbish for Congress 2022 | H | FL |
| Win3winkansas PAC | N | KS |
| Win America Back PAC | O | DE |
| Win America PAC | V | FL |
| Win At the Door PAC | V | VA |
| Win Back PAC | N | CA |
| Win Back the Senate PAC | Q | DC |
| Win Back the Suburbs PAC | N | VA |
| Win Back Your State | Q | DC |
| Win Back Your State PAC | N | DC |
| Win Bacq America | N | OH |
| Win Big Senate Fund | S | DC |
| Winblue | N | MS |
| Win Blue 2020 | S | AZ |
| Winco Holdings, INC. PAC ('Winpac') | N | ID |
| Wincongress | O | DC |
| Windem | N | VA |
| Windem | N | VA |
| Windstream Holdings LLC Political Action Committee | Q | AR |
| Wine and Spirits Wholesalers of America, INC. Political Action Committee | Q | DC |
| Wineberry for Congress | H | WA |
| Wine Institute PAC | Q | DC |
| Winfield for Senate | S | GA |
| Win for A Change | O | GA |
| Win for America | N | NY |
| Win for America PAC | O | AR |
| Win for Democracy PAC | O | DC |
| Win for Nh | O | VA |
| Wingfield for Congress | H | NC |
| Wingman PAC | O | FL |
| Wingman USA PAC | O | FL |
| Win in 2018 | N | VA |
| Win in 2020 | N | DC |
| Win It Back PAC | O | DC |
| Win Justice | O | DC |
| Winklerforpa6 | H | PA |
| Win Michigan Fund | N | VA |
| Win Michigan PAC | V | MI |
| Win Minnesota Federal PAC | O | MN |
| Win Mississippi | N | VA |
| Winmo PAC | O | GA |
| Winner Group | P | CT |
| Winners PAC | O | MO |
| Win Nevada | N | NV |
| Win New York Victory Fund | N | NY |
| Winnforcolorado | H | CO |
| Winning Florida | O | VA |
| Winning for America | N | VA |
| Winning for America Fund | N | OH |
| Winning for America PAC | N | MO |
| Winning for Women INC. | I | DC |
| Winning for Women INC. | E | DC |
| Winning for Women, INC. PAC | Q | DC |
| Winning Group | P | CT |
| Winning Pa | N | VA |
| Winning Red Committee | S | WI |
| Winning Strategies Washington PAC | Q | DC |
| Winning Team PAC | O | DC |
| Winning Women for the US Senate | S | VA |
| Winning Women Gop Az | H | VA |
| Winning Women Gop California | H | VA |
| Winning Women Victory 2018 | H | VA |
| Winning Women Victory Committee 2020 | N | VA |
| Winning Women Victory Committee 2022 | H | VA |
| Winnovember Political Action Committee | Q | VA |
| Win Pa | O | PA |
| Winred | V | VA |
| Winsenate | O | DC |
| Win Senate MD & Pa | S | DC |
| Win Senate Pa & Wi | S | DC |
| Winsome Leaders I | S | VA |
| Winstead PC Political Action Committee | Q | TX |
| Winston & Strawn LLP Political Action Committee | Q | DC |
| Win Tennessee PAC | N | TN |
| Winter for Montana | H | MT |
| Winter for Montana | H | MT |
| Winters 2020 | H | MO |
| Win the Era | N | DC |
| Win the Era | N | KY |
| Win the Era PAC | N | IN |
| Win the Fourth Colorado | N | CO |
| Win the Future PAC | N | AZ |
| Win the Heartland | N | IL |
| Win the House | O | NY |
| Win the House 2018 | N | GA |
| Win the Senate 2020 | S | DC |
| Win the Senate 2022 | N | TX |
| Win the West | O | CA |
| Win the West 2020 | S | AZ |
| Win the West 2022 | N | DC |
| Winthrop & Weinstine, P.A. Political Fund | Q | MN |
| Win USA PAC LLC | O | VA |
| Win Wisconsin Fund | N | VA |
| Win With Black Men Civic Action Fund | O | MD |
| Win With Black Men Political Action Committee | V | MD |
| Wi People Conference | I | WI |
| Wireless Infrastructure Association PAC | Q | VA |
| Wireless Internet Service Providers Association PAC (Wispa Pac) | Q | VA |
| Wirth for Congress | H | IN |
| Wirth for Congress | H | KY |
| Wirth for Congress 24 | H | IN |
| Wisconsin Bankers Association (Wisbankpac) | Q | WI |
| Wisconsin Beer | N | WI |
| Wisconsin Family Action Federal PAC | N | WI |
| Wisconsin Family Action INC | I | WI |
| Wisconsin Federation of College Republicans | X | WI |
| Wisconsin First PAC | O | WI |
| Wisconsin for All INC | I | WI |
| Wisconsin Forward Liberals | V | WI |
| Wisconsin Hospital Association INC Federal PAC Dba Wisconsin Hospital Assoc Federal PAC | Q | WI |
| Wisconsin Jobs Now! | I | WI |
| Wisconsin Laborers' District Council | C | WI |
| Wisconsin Medical Society Political Action Committee | Q | WI |
| Wisconsin Movement Labs | V | CA |
| Wisconsin Next PAC | O | WI |
| Wisconsin Physicians Service Insurance Corporation Political Action Committee | N | WI |
| Wisconsin Political Innovations | V | CA |
| Wisconsin Principles INC. | I | WI |
| Wisconsin Principles INC. | E | WI |
| Wisconsin Principles PAC | O | WI |
| Wisconsin Right to Life INC Political Action Committee | Q | WI |
| Wisconsin Right to Life Victory Fund | O | WI |
| Wisconsin Senate Fund | N | MA |
| Wisconsin Senate Republican Nominee Fund | N | DC |
| Wisconsin Senate Republican Nominee Fund 2022 | N | MA |
| Wisconsin Senate Victory 2024 | N | DC |
| Wisconsin Senate Victory Fund | N | AL |
| Wisconsin Truth PAC | O | TX |
| Wisconsin Values PAC | O | WI |
| Wisconsin Victory Committee | N | KY |
| Wisconsin Wisconsin Working Families Party Independent Expenditure Committee | O | WI |
| Wisconsin Working PAC | O | WI |
| Wisdom Action Network | I | WI |
| Wisdom People Party | X | TN |
| Wise4congress | H | IN |
| Wise Information Technology Association | N | TX |
| Wi Senate Republican Nominee Fund 2024 | N | VA |
| Wise PAC | V | DC |
| Wiser With Hyser, Chris Hyser for Congress | H | MD |
| With Honor Fund II, INC. | O | VA |
| With Honor Fund, INC. | O | VA |
| With Honor PAC | Q | VA |
| With Love | O | CA |
| With the Vote | O | NY |
| Witkop for Congress | H | FL |
| Witpac | O | TX |
| Wittman Victory Committee | N | VA |
| Wi Will Win Coalition | U | WI |
| Wk Kellogg CO PAC | Q | MI |
| Wl&J Federal PAC INC | N | AR |
| Wmc Jobs Fund | I | WI |
| Wnc Neighbors for A Better Tomorrow | N | NC |
| Wny Democratic Unity Fund | N | NY |
| Woellner for Wisconsin | S | WI |
| Woke Crt No Labels Drag Queens for Grayson | H | AZ |
| Woke Fundraising | N | CA |
| Woke Orange County | O | CA |
| Wolfe for Senate | S | CO |
| Wolff for Congress | H | IL |
| Wolf for Colorado | S | CO |
| Wolf PAC | O | CA |
| Wolf Pack | N | DC |
| Wolverine PAC | Q | MI |
| Wolverine Victory Fund | N | VA |
| Womack for Congress Committee | H | AR |
| Womack Majority Fund | N | AR |
| Women4us, INC. | O | DC |
| Women Against Matt Gaetz | O | FL |
| Women Build the Future | H | VA |
| Womencount PAC | Q | CA |
| Women Dems Political Action Committee | N | MO |
| Women Electing Liberty | O | LA |
| Women Excel PAC (Wex Pac) | N | VA |
| Women for A Great America PAC | O | DC |
| Women for American Values and Ethics Political Action Committee (A/K/A Wave Pac) | W | CA |
| Women for America'S Freedom | V | WI |
| Women for A More Christian America | O | DE |
| Women for Equality PAC (Wepac) | Q | DC |
| Women for Good Governance | N | WA |
| Women for Integrity and Leadership | O | GA |
| Women for Kamala | V | FL |
| Women for Kh 2020 | V | NC |
| Women for Leadership and Integrity | N | GA |
| Women for Liberty and Justice for All | N | IL |
| Women Have Initiative to Elect, Boost, and Organize for A Real Democrat PAC (Whiteboard Pac) | O | DC |
| Women Impacting America | O | VA |