| Campaign Committee to Elect Harold John | H | LA |
| Campaign Committee to Elect Michelle Laws | H | NC |
| Campaign Committe for Robert Newcomb | S | UT |
| Campaign Everywhere | N | OK |
| Campaign for A Better Society | O | LA |
| Campaign for Accountable Transparent Government | O | DC |
| Campaign for A Conservative Majority | Q | DC |
| Campaign for A Family Friendly Economy | I | DC |
| Campaign for Alex Schatz | P | AZ |
| Campaign for American Values PAC | O | VA |
| Campaign for A New America | O | CA |
| Campaign for Change/Campaign for Teehee | H | GA |
| Campaign for Democracy Committee | N | CA |
| Campaign for Democracy Group | O | CA |
| Campaign for Democracy PAC | N | CA |
| Campaign for Freedom | P | FL |
| Campaign for Great Camden Schools INC. | I | DC |
| Campaign for Jobs and Opportunity | O | MA |
| Campaign for Mxc 2020 | H | OH |
| Campaign for Primary Accountability INC | O | TX |
| Campaign for Sustainable Rx Pricing | E | DC |
| Campaign for Thomas Lynch | H | IL |
| Campaign for Working Families | Q | VA |
| Campaign Fund for A John Peters | H | MN |
| Campaign Fund of Jimmy Ausbrooks | H | KY |
| Campaign Fund of Jimmy Ausbrooks | S | KY |
| Campaign Fund of Marje for Congress | H | MN |
| Campaign Fund of Pj Greer | H | AL |
| Campaign Leadership Institute | V | DC |
| Campaign of Julius B Mopper | H | CO |
| Campaign of Laura Ann Weaver | H | OH |
| Campaign to Elect A Democratic Majority | N | DC |
| Campaign to Elect Allen Whitt for US Senate INC. | S | WV |
| Campaign to Elect Aloys Rutagwibira for Congress | H | IL |
| Campaign to Elect Antoine Pierce | S | LA |
| Campaign to Elect Antwane Bohanon | H | TN |
| Campaign to Elect Brandon Leleux | H | LA |
| Campaign to Elect Braylon Harris | H | LA |
| Campaign to Elect Carrington A. Bester for President of the United States of America | P | CA |
| Campaign to Elect Celeste Williams | H | AR |
| Campaign to Elect Chris Christensen for Congress | H | OR |
| Campaign to Elect Dr. Levy Q. Barnes, Jr for Congress | H | TX |
| Campaign to Elect Gene Truono | S | DE |
| Campaign to Elect Horace | P | TN |
| Campaign to Elect James Averhart | H | AL |
| Campaign to Elect Joe Earley | H | WV |
| Campaign to Elect John E. Osborne for U.S. Senate | S | TN |
| Campaign to Elect Josh McCall | H | GA |
| Campaign to Elect Larry Smith | H | TN |
| Campaign to Elect Matthew Fogg | H | DC |
| Campaign to Elect Michael Vallien | H | LA |
| Campaign to Elect Mike Fahl | P | UT |
| Campaign to Elect Nakia Anthony for President | P | OH |
| Campaign to Elect Phyllis Harvey-Hall | H | AL |
| Campaign to Elect Ralph E Patterson II | X | MD |
| Campaign to Elect Serrano | H | KY |
| Campaign to Elect Sheldon Kirkham | H | UT |
| Campaign to Elect Steven Reynolds for US Congress | H | TN |
| Campaign to Elect Wjl to Congress | H | AL |
| Campaign to Elect Yvonne Hayes Hinson US Representative | H | FL |
| Campaign to Support America | O | DC |
| Campaign to Support American Leadership | N | WI |
| Campaign to Support the President | V | VA |
| Campbell 2020 | H | CA |
| Campbell 4 Maryland | S | MD |
| Campbell County Republican Party | X | KY |
| Campbell for America | H | VA |
| Campbell for Congress | H | TN |
| Campbell Soup Company PAC Campbell PAC | Q | NJ |
| Camron Ra 2020 | P | NJ |
| Camron Stokes for Congress | H | AL |
| Canada Crescenta Democratic Club | N | CA |
| Canady for Congress | H | TX |
| Canal Barge Company INC PAC (Canal Barge Pac) | Q | LA |
| Canary Fund | N | DC |
| Canary PAC | V | WA |
| Cancel Project 2025 | N | VA |
| Cancer Treatment Centers of America Global, INC. Political Action Committee | N | FL |
| Candace for 24 | H | TX |
| Candice Deal-Bartell for Congress | H | MN |
| Candice Fortin for Delegate to National Convention | D | NY |
| Candice J. Miller for Congress | H | MI |
| Candice Miller for Congress | H | MI |
| Candidate Committee | S | MD |
| Candidate Kathy Warner-Stanton | H | AL |
| Candidate William Farms | P | OH |
| Candius Stearns for Congress | H | MI |
| Canepa for Congress | H | CA |
| Canidates for the Citizens | H | IL |
| Cani-PAC | V | CA |
| Cannabis Action Fund | O | PA |
| Cannabis Catalyst Political Action Committee | V | VA |
| Cannabis Collective | H | GA |
| Cannabis Freedom PAC | V | TX |
| Cannabis Patients for the Right to Bear Arms | N | DC |
| Cannabis Trade Federation Action Fund | N | CO |
| Cannabis Victory Fund | O | CA |
| Cannavo for Congress | H | NJ |
| Canning for Congress | H | CA |
| Canning for Congress | H | OR |
| Canon for Indiana | H | KY |
| Canopy Growth USA LLC Employees Political Forum (Canopy Growth Employees Political Forum) | N | DC |
| Canseco for Congress | H | TX |
| Cant Cancel US PAC | O | IL |
| Canton for Congress | H | FL |
| Canton for Senate | S | FL |
| Cantwell for Women in the Senate 2020 | N | DC |
| Cantwell Klobuchar Rosen 2024 State Victory Fund | N | WA |
| Cantwell Tester Victory Fund | N | WA |
| Cantwell Victory 2024 | N | WA |
| Canvassing Connectors PAC | O | NY |
| Canyon Democrats | N | CA |
| Cao for Congress | H | VA |
| Cao Victory Fund | N | MD |
| Cao Victory Fund 2024 | N | MD |
| Cap64pac | O | CA |
| Capa21- Federal | W | CA |
| Cape May County Libertarian Party PAC | N | NJ |
| Capital Area Texas Efficiency and Reform Student PAC | N | TX |
| Capital Bluepac, the Political Action Committee of Capital Bluecross | Q | PA |
| Capital County PAC | N | NJ |
| Capital District Physicians' Health Plan (Cdphp Pac) | N | NY |
| Capitalism SUPERPAC | O | GA |
| Capital One Financial Corp. Assoc. Political Fund | Q | VA |
| Capital Stonewall Democrats | X | DC |
| Capito for West Virginia | S | WV |
| Capitol Heel PAC | N | NC |
| Capitol Hill Fight Club | O | FL |
| Capitol Lincoln Club-Federal | N | CA |
| Capitol Partners PAC | N | OH |
| Capito Victory Committee | N | VA |
| Cap Montana Property Taxes | N | MT |
| Capozzi Adler P C | N | PA |
| Cap-PAC Separate Segregated Fund of the National Community Action Foundation INC | Q | DC |
| Capparell'S | H | GA |
| Ca Progressive PAC | O | CA |
| Caps PAC | V | NC |
| Captain Higgins for Congress | H | LA |
| Capuano for Congress Committee | H | MA |
| Cara for Senate | S | NY |
| Cara Mund for Congress | H | ND |
| Caraveo for Congress | H | CO |
| Caraveo Victory Fund | N | CO |
| Carbon Neutral | O | OH |
| Cardarelli for Congress | H | MD |
| Cardell 4 Congress | H | TX |
| Cardenas for Congress 2020 | H | CA |
| Cardinal for Congress | H | NH |
| Cardinal Health INC. PAC Aka Cardinal Health Companies PAC Fec Id C00332833 | Q | OH |
| Cardiology Advocacy Alliance INC Political Action Committee (Caapac) | Q | DC |
| Cardiovascular Coalition, INC. Political Action Committee | N | FL |
| Cards Against Humanity PAC | O | DC |
| Cardtronics INC Political Action Committee (Catm-Pac) | N | TX |
| Cardwell for Congress, INC. | H | NJ |
| Care Action | I | DC |
| Care Action Now | I | DC |
| Care Action Now INC. | I | DC |
| Career Education Colleges and Universities Political Action Committee | Q | VA |
| Career Education Corporation PAC (Cec Pac) | Q | VA |
| Career Education PAC | O | VA |
| Carefirst Bluecross Blueshield Associates' Federal PAC | Q | MD |
| Care in Action INC | C | NY |
| Care in Action PAC | O | NY |
| Caren Lancona for US Senate for California Committee | S | CA |
| Caresource Management Services CO. PAC | Q | OH |
| Caresource Mission Political Action Committee (Caresource Mission Pac) | N | OH |
| Carewise Health Federal PAC | N | KY |
| Carey for Congress | H | VA |
| Carey for Congress | H | OH |
| Carey Victory Fund | N | GA |
| Cargile for Congress | H | CA |
| Cargile PAC | N | CA |
| Cargill, Incorporated Political Action Committee | Q | MN |
| Caricom PAC | N | DC |
| Caring About Common Sense | N | GA |
| Carl4congress, LLC | H | MS |
| Carla-Joy Sisco for Congress Campaign | H | TX |
| Carl Andersen for Congress Committee | H | CO |
| Carla Nelson for Congress | H | MN |
| Carl Arrechea | P | CA |
| Carla Spalding for Congress | H | FL |
| Carla Spalding for Congress | H | FL |
| Carl Beach for Wyoming | H | WY |
| Carl Demaio for Congress | H | CA |
| Carl Demaio for Congress 2014 | H | CA |
| Carle for Congress | H | NY |
| Carl for Congress | H | MS |
| Carlina for New York | H | NY |
| Carlin for US Senate | S | IA |
| Carl Mark Coester | H | VT |
| Carlos Alcantara for President | P | FL |
| Carlos and Nicole Victory Committee | N | VA |
| Carlos Barberena for US Senate | S | FL |
| Carlos Curbelo Congress | H | FL |
| Carlos for Congress | H | CT |
| Carlos for Congress 2020 | H | IN |
| Carlos Garin Campaign | H | FL |
| Carlos Gimenez for Congress | H | FL |
| Carlos Guillermo Tapia | S | CA |
| Carlos Hernandez for Congress Committee | H | MA |