| West Lauderdale Elementary PTOMeridian | Form 990-N | No figure |
| Pike County Mississippi Scholars IncSummit | Form 990-N | No figure |
| Mississippi Junior Golf FoundationJackson | Form 990-N | No figure |
| Lewisburg Intermediate PTOOlive Branch | Form 990-EZ | $43,005FY2025 |
| Stonebridge Elementary PTO IncBrandon | Form 990-EZ | $42,626FY2025 |
| Brandon Elementary School PTO IncBrandon | Form 990-EZ | $41,721FY2025 |
| Northside Elementary PTOClinton | Form 990-EZ | $40,268FY2025 |
| Business School Diversity Equity & Inclusion CollaborativeWater Valley | Form 990-N | No figure |
| Jackson Yacht Club FoundationRidgeland | Form 990-EZ | $39,336FY2025 |
| Petal High School Activities Booster ClubPetal | Form 990-EZ | $39,159FY2025 |
| University and College Intensive English Programs UciepOxford | Form 990-N | No figure |
| Gator Band Booster ClubLake Cormorant | Form 990-EZ | $38,282FY2026 |
| Keep the Faith Foundation IncBolton | Form 990-N | No figure |
| Parc Academy & After School Program WPR IncMississippi State | Form 990-N | No figure |
| Eta Lambda House Corporation of Phibeta Sigma 386University | Form 990-N | No figure |
| Washington County Scholarship Classic IncGreenville | Form 990-N | No figure |
| Alcorn State University National Alumni Association Foundation IncVicksburg | Form 990-N | No figure |
| Overpark Elementary PTOOlive Branch | Form 990-EZ | $35,155FY2024 |
| Mississippi National Guard Challenge FoundationHattiesburg | Form 990-EZ | $34,624FY2025 |
| 100 Black Men of AmericaCanton | Form 990-N | No figure |
| Parent Booster USA IncClinton | Form 990-N | No figure |
| Gamma Pi Alumni AssociationJackson | Form 990-N | No figure |
| Lewisburg Wrestling Booster ClubHernando | Form 990-N | No figure |
| Caledonia Parent Teachers OrganizationCaledonia | Form 990-EZ | $31,038FY2025 |
| Mississippi Association of County Road ManagersNatchez | Form 990-N | No figure |
| Mississippi Banner User Group IncLorman | Form 990-N | No figure |
| North Mississippi Research Training and Development IncHolly Springs | Form 990-N | No figure |
| Anchor Christian Academy IncorporatedCollinsville | Form 990-N | No figure |
| Jenna Robinson CharitiesGulfport | Form 990-N | No figure |
| Committee for King IncTupelo | Form 990-N | No figure |
| Rodney History and Preservation SocietyLorman | Form 990-N | No figure |
| Rosa Scott Parent Teacher Organization IncMadison | Form 990-N | No figure |
| The United States Naval Home Residents Scholarship FoundationGulfport | Form 990-N | No figure |
| Greenville Cypress Preserve TRGreenville | Form 990-N | No figure |
| Drive to Thrive Mentoring ProgramVicksburg | Form 990-N | No figure |
| Krewe of Bon TempsNatchez | Form 990-EZ | $16,206FY2025 |
| Books for Jacksons Children IncJackson | Form 990-N | No figure |
| Reservoir Area Christian Home EducatorsBrandon | Form 990-N | No figure |
| Central Mississippi Chapter of the Msu Alumni AssociationRidgeland | Form 990-N | No figure |
| Poindexter Park After School Club IncJackson | Form 990-N | No figure |
| Oak Grove Longleaf Elementary PTOHattiesburg | Form 990-N | No figure |
| Starkville Christian Home Educators AssociationStarkville | Form 990-N | No figure |
| Taylor Legacy Builders FoundationOxford | Form 990-N | No figure |
| National Oak Park High School Alumni Association IncorporatedLaurel | Form 990-N | No figure |
| Center Grove Radio GroupMaben | Form 990-N | No figure |
| Coahoma Community College National Alumni AssociationClarksdale | Form 990-N | No figure |
| Mississippi Japan SocietyCanton | Form 990-N | No figure |
| Walkers MissionStarkville | Form 990-N | No figure |
| Jack Case Scholarship FundBrookhaven | Form 990-N | No figure |
| Mississippi Charter Schools AssociationJackson | Form 990-N | No figure |