| Bill Bledsoe Election Committee | S | SC |
| Billboards 47 Swing States | O | TX |
| Bill Brewster for Congress | H | NC |
| Bill Campbell Committee | H | UT |
| Bill Cassidy for US Senate | S | LA |
| Bill Cimbrelo for US Congress | H | MA |
| Bill Conrad for US Senate | S | NV |
| Bill Cotter for Congress | H | NY |
| Bill Dodd for Lt. Governor 2026 | N | CA |
| Bill Engelbrecht for Congress | H | FL |
| Bill Flores for Congress | H | TX |
| Bill Foster for Congress | H | IL |
| Bill Foster Victory Fund 2022 | N | DC |
| Billfrazierforcongress | H | IN |
| Bill Garlington for Congreess | H | FL |
| Bill Garlington for Congress | H | FL |
| Bill Graham for Senate LLC | S | OH |
| Bill Hamlen for Congress | H | NH |
| Bill Hopkins for Congress | H | SC |
| Billings, James Burruss Jd | I | VA |
| Billionaires for Bold Educated Resolute Noble Independent Enlightened-Statesmanship | O | CA |
| Bill Irwin for Congress | H | MO |
| Bill Lynch for Congress | H | RI |
| Billmari INC | I | DC |
| Bill Moher for Congress | H | VA |
| Bill Nelson for US Senate | S | FL |
| Bill O'Brien for New Hampshire | S | NV |
| Bill O'Brien for New Hampshire | S | NH |
| Bill Owens for Congress | H | NY |
| Bill PAC | Q | TX |
| Bill PAC | Q | GA |
| Bill Schafer for Congress | H | IA |
| Bill Smith for Congress | H | CA |
| Bill Spurlock for Congress Tn03 | H | TN |
| Billups for Congress | H | TX |
| Bill Vanhorn for Congress | H | FL |
| Bill Wells for Congress | H | CA |
| Bill Wild for Congress | H | MI |
| Billy Earley for Congress | H | CA |
| Billy Kovacs for Congress | H | AZ |
| Billy Long for Congress | H | MO |
| Bill Young for U.S. House | H | SC |
| Billy Ray Wilson for Congress | H | KY |
| Billy Strickland Committee | H | NC |
| Bimal for Congress | H | TX |
| Binkley for President 2024 | P | TX |
| Bin Liftin for President | P | FL |
| Binns for Congress | H | WA |
| Biofire Defense, LLC Political Action Committee | N | UT |
| Biogen, INC. Political Action Committee A.K.A. 'Biogen Pac' | Q | MA |
| Biomarin Pharmaceutical INC. Political Action Committee Aka Biomarin PAC | Q | CA |
| Biotechnology Innovation Organization PAC (Bio Pac) | Q | DC |
| Bipartisan Climate Action Fund | Q | DC |
| Bipartisan Couture | H | WA |
| Bipartisan Political Action Committee/the Bank of New York Mellon Corporation Bipac/Bnymc | Q | PA |
| Bi-Partisan Supporters of U.S. Israel Relationship | I | TX |
| Bipartisan Voluntary Public Affairs Committee of the Pnc Financial Services Group, INC. (Pnc Pac) | Q | DC |
| Bird for Congress | H | UT |
| Birdie for Congress | H | WA |
| Birds and the Bees PAC | N | NY |
| Birman for Congress | H | CA |
| Bish for Congress | H | CA |
| Bishop for Congress | H | NC |
| Bishop McInnis Freedom Fund | N | NC |
| Bishop PAC Building Infrastructure Harnessing Our Priorities | Q | MD |
| Bitaction PAC | O | FL |
| Bitblue.Win | N | DC |
| Bitcoin Freedom PAC | O | DC |
| Bitcoin Voter PAC | V | VA |
| Bit PAC | V | VA |
| Bivings for Congress | H | MI |
| Bjelobrk for Congress | H | NH |
| B. John-Michael Williams for Ca-22 | H | CA |
| Blacc PAC Forward | O | VA |
| Black2red | N | PA |
| Black Action Now | O | DC |
| Black Alliance for Just Immigration Political Action Committee | N | CA |
| Black American Doctors | N | TX |
| Black Americans for A Better Future | O | VA |
| Black Americans for Real Change | N | NC |
| Black Americans to Re-Elect the President | O | NC |
| Black America'S Political Action Committee | W | DC |
| Black Bear PAC, INC. | O | WV |
| Blackboard INC Political Action Committee | Q | DC |
| Black-Brown PAC | O | MO |
| Black/Brown PAC | O | MO |
| Blackburn Cruz Scott Victory | N | AL |
| Blackburn Tennessee Victory Fund | N | TN |
| Blackburn Victory Fund | N | TN |
| Blackburn Victory Fund | N | TN |
| Black Business Council | N | VA |
| Black Church PAC | V | DC |
| Black Conservative Federation PAC | V | DC |
| Black Conservative Leaders Political Action Committee | N | GA |
| Black Conservative Movement | N | DC |
| Black Conservatives Fund | W | VA |
| Black Conservatives USA | X | TN |
| Blackcopsmatter:Independentpolicinginthehoods | O | OH |
| Black Defense Fund | O | GA |
| Black Economic Alliance | I | DC |
| Black Economic Alliance Fund | I | DC |
| Black Economic Alliance PAC | W | DC |
| Black Equity PAC | V | TX |
| Black Family Good Governance | N | TX |
| Black Fire PAC | N | OH |
| Black for US Congress | H | CA |
| Black Girl PAC | N | IL |
| Black Greeks United | N | NC |
| Black Halifax PAC | O | GA |
| Black Hills Corporation Political Action Committee | Q | SD |
| Black Independents | O | MI |
| Black Knight Lending Solutions, INC. Political Action Committee ('Black Knight Political Action Committee') | Q | FL |
| Black Law Matter Political Action Committee | V | NC |
| Black Leaders Association | N | CA |
| Black Leadership Federal PAC | O | PA |
| Black Legislative American Caucus/Blacpac/Actblac | N | NC |
| Black Lives Matter New England PAC | N | RI |
| Black Lives Matter PAC | O | DC |
| Black Lives Matter PAC | O | DC |
| Black Lives Matter PAC LLC | N | MO |
| Black Lives Matter Political Party | X | NY |
| Black Lives Matter Ri PAC | N | RI |
| Black Male Voter Project | I | DC |
| Black Men'S PAC | V | DC |
| Black Men Vote | O | VA |
| Black Men Voting | O | CA |
| Blackmenvoting.Com | O | CA |
| Blackmore, Denny | I | WI |
| Black National Caucas | X | CA |
| Blackocratic Political Action Committee | V | NY |
| Black Ohio Leaders for Democracy | I | OH |
| Blackout Entertainment | N | NY |
| Blackout Entertainment Group INC. | S | NY |
| Black PAC | O | NY |
| Blackpac and Emily'S List Women Vote! Joint Fundraising Committee | O | DC |
| Blackpact | N | CA |
| Black Priorities PAC Black Priorities | V | DC |
| Black Progressive Action Coalition | I | DC |
| Black Republican PAC | Q | VA |
| Black Republicans for Harris PAC | V | MD |
| Black Rifle Coffee PAC (Black Rifle Coffee Co.) | N | UT |
| Blackrock Funds Services Group LLC Political Action Committee | Q | NY |
| Blackrock Institute | N | NV |
| Blacks Economic Security Today Trust (Best Trust) | O | DC |
| Blacks in Government Political Advancement Council | N | AL |
| Black Tech Matters | N | DC |
| Blackthorn PAC LLC | N | LA |
| Black Tuesdays Beat Marco Rubio | S | FL |
| Black & Veatch Political Action Committee (Black & Veatch Pac) | Q | KS |
| Black Vote Pa | O | AZ |
| Black Voters Matter Action PAC | O | GA |
| Black Voters Matter Fund INC | E | — |
| Black Voters Matter Fund INC | I | GA |
| Black Votes Matter | O | AL |
| Black Wall Pa | S | PA |
| Black Wall Street | P | DE |
| Black Wall USA | P | PA |
| Blackwelder for Congress | H | NC |
| Blackwell for Congress Committee | H | MO |
| Black Women of Greater Houston Political Action Committee | V | TX |
| Black Women Run Political Action Committee | N | NC |
| Black Women Voters' Legacy | O | MO |
| Black Youth Project 100 | I | IL |
| Blac PAC | O | WI |
| Blac Republic | N | VA |
| Blaine for Congress | H | MO |
| Blaine for Congress 2008 | H | MO |
| Blaine Hardin | H | TX |
| Blair for Congress 2020 | H | TN |
| Blair Reynolds for Congress | H | OR |
| Blaize Harty for Congress | H | MN |
| Blake for the North Country | H | DC |
| Blake Harbin for Congress, INC. | H | GA |
| Blake Harrison Victory Fund | H | DC |
| Blake Masters for Congress | H | VA |
| Blake Masters for Senate | S | AZ |
| Blake Michael for Congress | H | NJ |
| Blake Moore for Congress | H | UT |
| Blakpac | O | DC |
| Blanca Gomez for Congress | H | CA |
| Blanco for Congress | H | FL |
| Blandford for America | H | SC |
| Blankenship for Congress | H | NC |
| Blank Rome PAC | Q | DC |
| Blass for Congress | H | FL |
| Blast Digital Media Corp Ssf | N | TN |
| Blazakis for Congress | H | NJ |
| Blessey Marine Service, INC. Political Action Committee | Q | LA |
| Blessing of Liberty | N | GA |
| Blessing Oluwadare | U | MD |
| Blessings of Liberty | N | TX |
| Blessing; the | P | WI |
| Blessing T Oluwadare | H | MD |
| Bless Your Heart Coalition | O | DC |
| Blevins for America | S | OK |
| Blevins for President | P | OK |
| Blexit Fund | O | AZ |
| B L Harbert Employees Federal PAC | N | AL |
| Blind Justice PAC | O | DC |
| Blm PAC | N | DC |