| Kacey Morgan for US Senate | S | TN |
| Kaehler for Congress | H | MN |
| Kahele for Congress | H | HI |
| Kahn 4 Congress | H | OH |
| Kaine Action Fund | N | VA |
| Kaine for Common Ground PAC | N | VA |
| Kaine for Virginia | S | VA |
| Kaine Victory Fund | N | VA |
| Kaisar Ahmed for US Congress 2016 | H | CA |
| Kaiser for Constitutional Rights | H | NM |
| Kalb, Stacey Wolfe | I | NJ |
| Kaleb Alexander Garibaldi | P | KS |
| Kaleb Sadler | P | IA |
| Kalena Bruce for Congress | H | MO |
| Kali Barnett Victory Fund 2020 | N | DC |
| Kali for Kansas | H | KS |
| Kamala Democratic Unity Fund | N | DC |
| Kamala Harris for Senate | S | CA |
| Kamala Harris for the People | P | CA |
| Kaman Corp. Good Govt. Fund | Q | CT |
| Kameron Scott Party | P | TN |
| Kamlager-Dove McClellan Victory Fund | H | DC |
| Kandiss Taylor for U.S. Senate | S | GA |
| Kandiyohi County Republicans | X | MN |
| Kandy Kaye Horn for President | P | TX |
| Kane for Ohio | H | OH |
| Kanew for Congress | H | TN |
| Kangas for Congress | H | CA |
| Kaniela Ing for Congress | H | HI |
| Kansans Can Do Anything PAC | O | OH |
| Kansans for Huelskamp | H | KS |
| Kansans for Laturner | H | KS |
| Kansans for Life Federal Political Action Committee | Q | KS |
| Kansans for Marshall | S | KS |
| Kansas Action Committee for Rural Electrification | Q | KS |
| Kansas Ag Communities Coalition | O | KS |
| Kansas Bankers Association Bankpac | Q | KS |
| Kansas City Life Insurance Company Employees' Political Action Committee-Fund II | Q | MO |
| Kansas City Southern Employee PAC | Q | MO |
| Kansas Conservative Fund | O | VA |
| Kansas Conservatives PAC | O | MO |
| Kansas Democratic Party | Y | KS |
| Kansas Farm Bureau Voters Org/Elect Farm Bureau Friends Fund (Ks Farm Bur Vote Fbf Fund) | Q | KS |
| Kansas First | O | VA |
| Kansas First Victory Committee | N | TX |
| Kansas Medical Society Political Action Committee | Q | KS |
| Kansas New Mexico Victory Fund | H | DC |
| Kansas Radiological Society Political Action Committee | N | KS |
| Kansas Republican Party | Y | KS |
| Kansas Senate Republican Nominee Fund 2020 | N | MD |
| Kansas Senate Republican Nominee Fund - Roger Marshall | S | TX |
| Kansas Truth PAC Federal | V | KS |
| Kansas Victory 2020 | H | DC |
| Kansas Victory PAC | N | KS |
| Kanye 2020 | P | WY |
| Kapa Fs PAC | V | MD |
| Kapa Fs Political Action Committee | V | MD |
| Kaptur for Congress | H | OH |
| Kaptur Victory Fund | N | OH |
| Kara Hahn for Congress | H | NY |
| Karate Kickers for Khrist | O | CO |
| Karem Aircraft INC. Federal PAC | N | DC |
| Karen Baker for the 9th District Va | H | VA |
| Karen Bass for Congress | H | DC |
| Karen Ben-Moyal, Committee to Elect the Eagle for Congress | H | TX |
| Karen Bentley for Congress | H | NC |
| Karen Carter Peterson for Congress | H | LA |
| Karen Crnkovich for Congress | H | KS |
| Karen Green for Florida | H | FL |
| Karen J Hay | I | PA |
| Karen Kolodziej for Congress | H | IL |
| Kar for Congress | H | TX |
| Kari Lake for Senate | S | AZ |
| Kari Lake Victory Committee | N | AZ |
| Kari Lake Victory Fund | N | AZ |
| Kari Lerner for Florida | H | FL |
| Karina for Congress | H | VA |
| Karla Dupriest for U.S. Senate | S | AL |
| Karla May for U.S. Senate | S | MO |
| Karl Gentles for Congress | H | AZ |
| Karl Ryan for Congress | H | VA |
| Karlspeights4alaskaussenate | S | AK |
| Karoline for Congress | H | NH |
| Karpus for Congress | H | OH |
| Kasandra Smith for Congress | H | TN |
| Kasandra Smith for Congress | H | TN |
| Kasey Wells for President | P | IL |
| Kasich for America, INC. | Q | OH |
| Kaspar for Congress | H | IL |
| Kasper the Friendly Ghost | S | CA |
| Kassel for Congress Campaign Committee | H | CA |
| Kat4house for Katrina Nguyen | H | CO |
| Kat-Banks Victory Jfc | H | GA |
| Kate Bolz for Congress | H | NE |
| Kate Browning for Congress | H | NY |
| Kate for Congress | H | OH |
| Kate for Congress INC. | H | CA |
| Kate for Nj, INC | H | NJ |
| Katelyn for Congress | H | NY |
| Katelyn Lee for Congress | H | MS |
| Kate Monroe Victory Fund | N | CA |
| Kat for Congress | H | FL |
| Kathaleen Wall for Congress | H | TX |
| Katherine Boling for Office | P | NM |
| Katherine Clark for Congress | H | MA |
| Katherine Clark Majority Fund | N | DC |
| Katherine Clark Victory Fund | N | DC |
| Katherine J Shields | I | MO |
| Katheryn J Shields | I | MO |
| Kathleen Cosgrove for Congress | H | TN |
| Kathleen for Congress | H | TX |
| Kathleen for Utah | H | UT |
| Kathleen Harder for Congress | H | OR |
| Kathleen Rice for Congress | H | NY |
| Kathleen Williams for Montana | H | MT |
| Kathleen Williams Victory Fund | N | MT |
| Kathleen Winn for Congress | H | AZ |
| Kathleen Winn for Congress | H | AZ |
| Kathryn A Hogg | I | IA |
| Kathryn Dahlin for Utah | H | UT |
| Kathryn for Congress | H | SC |
| Kathy Fragnoli for Congress | H | TX |
| Kathy Jurado for California Asesembly Member District 64 | N | CA |
| Kathy Landing for Congress | H | SC |
| Kathy Manning for Congress | H | NC |
| Kathy Manning Victory Fund | N | NC |
| Kathy Salvi for US Senate | S | IL |
| Kathy Yurista | I | CA |
| Katie Arrington for Congress | H | SC |
| Katie Bansil for Congress | H | NJ |
| Katie Dean for Congress | H | NC |
| Katie for Congress | H | SC |
| Katie for Louisiana | H | LA |
| Katie McGinty for Senate | S | VA |
| Katie Porter for Congress | H | CA |
| Katie Porter for Senate | S | CA |
| Katie Porter Victory Fund | N | DC |
| Katie Wilson for Congress | H | NY |
| Katie Witt for Congress | H | UT |
| Katko for Congress | H | VA |
| Katko Victory Fund | N | VA |
| Kat PAC | N | GA |
| Katrina Fallick-Wang for Congress | H | UT |
| Katrina for Arizona | H | AZ |
| Katrina for Senate | S | ND |
| Katrina Shankland for Congress | H | WI |
| Kat Victory Committee | N | GA |
| Katy Geppert for Congress | H | MO |
| Katy Sun for Sunshine Senator | S | FL |
| Kauffman for Congress | S | NH |
| Kavanaugh for Congress | H | IN |
| Kavanope PAC | O | VA |
| Kawasaki Motors Manufacturing Corp USA PAC | N | NE |
| Kaydaly,Com | H | NC |
| Kay Granger Campaign Fund | H | TX |
| Kayla'S PAC List | Q | DC |
| Kaylee for Congress | H | ID |
| Kba PAC | N | KY |
| Kb Home American Dream PAC | Q | CA |
| Kbr, INC. PAC | Q | TX |
| Kc for President | P | CA |
| Kci Holdings INC. Political Action Committee | N | MD |
| Kdh for the People | O | AR |
| Keady 2020 | H | NJ |
| Keady for Congress | H | NJ |
| Keanakay for Congress | H | CA |
| Kean for Congress INC | H | NJ |
| Kean for Congress Recount Fund | H | NJ |
| Kean for Nj-07 | H | MD |
| Kean for Nj-07 2022 | H | MD |
| Kean van Drew 2024 | H | NJ |
| Kean/van Drew 22 PAC | H | NJ |
| Kean Victory Fund | N | NJ |
| Kean Victory Fund | N | NJ |
| Keating Muething & Klekamp PAC II | Q | OH |
| Keatley for Change | H | GA |
| Kedley for Congress | H | IA |
| Keebaugh for Congress | H | FL |
| Keefe, Bruyette & Woods, INC. Political Action Committee | N | NY |
| Keeling Campaign Committee | H | NJ |
| Keenan Wallace Dunham for President 2020 | P | SC |
| Keenan Wallace Dunham for President 2024 | P | SC |
| Keenepac | V | AR |
| Keep Al Green in Congress | H | TX |
| Keep America America Action Fund | O | DC |
| Keep America First PAC | V | VA |
| Keep America Free PAC | O | NY |
| Keep America Great Committee | O | NV |
| Keep America Great PAC | O | DC |
| Keep America Great SUPERPAC | O | DC |
| Keep America Great US | O | NC |
| Keep America Great Victory Fund | O | AL |
| Keep America Red | V | MN |
| Keep America Red Indefinitely PAC | Q | AZ |
| Keep America Rolling | Q | PA |
| Keep America Trusted and Exceptional PAC (K.A.T.E. Pac) | N | CA |
| Keep Arizona Blue PAC | V | AZ |
| Keep Bellefontaine Lovable | N | OH |
| Keep Congress Blue | N | WA |
| Keep Conservatives United | O | NC |