Home Organizations Mississippi Every cause Civil rights and advocacy 45 Environment and climate 126 Labor unions and worker centers 250 Housing and homelessness 245 Immigrant services and rights 4 Food banks and hunger 129 Legal aid 10 Voting and civic participation 9 Community health and reproductive care 42 LGBTQ+ services and rights 6 Criminal justice reform and reentry 23 Civil rights and advocacy (45) Organization City Type Revenue Mississippi VotesEIN 82-1014316 · filings Jackson Charity, 501(c)(3) $2.9 million Mississippi Childrens Advocacy Center IncEIN 64-0788869 · filings Pearl Charity, 501(c)(3) $2.2 million Mississippi Coalition On Black Civic ParticipationEIN 83-1193631 · filings Jackson Charity, 501(c)(3) $2.1 million Mississippi EngagedEIN 93-2695197 · filings Jackson Charity, 501(c)(3) $1.4 million Parkgate Health Services IncEIN 64-0678049 · filings Tupelo Charity, 501(c)(3) $1.1 million Oasis Medical Center IncEIN 64-0853469 · filings Corinth Charity, 501(c)(3) $933,319 Casa Of Southeast Mississippi IncEIN 80-0231274 · filings Pascagoula Charity, 501(c)(3) $748,726 Immigration Accountability ProjectEIN 93-3772296 · filings Gulfport Charity, 501(c)(3) $475,384 Mississippi Immigrants Rights AllianceEIN 94-3425290 · filings Jackson Charity, 501(c)(3) $386,996 Mission MississippiEIN 64-0824240 · filings Jackson Charity, 501(c)(3) $340,754 We Must Vote IncEIN 87-4704608 · filings Jackson Charity, 501(c)(3) $277,500 Mississippi M O V EEIN 90-0932897 · filings Jackson Charity, 501(c)(3) $186,110
The 45 largest →
Environment and climate (126) Organization City Type Revenue Gulf Of Mexico AllianceEIN 27-2968791 · filings Ocean Springs Charity, 501(c)(3) $5.3 million Delta Wildlife IncEIN 64-0905405 · filings Stoneville Charity, 501(c)(3) $4.0 million Mississippi River TrEIN 46-0477373 · filings Stoneville Charity, 501(c)(3) $3.5 million Land Tr For The Ms Coastal PlainEIN 64-0936130 · filings Biloxi Charity, 501(c)(3) $2.5 million Mississippi Land TrustEIN 64-0934069 · filings Stoneville Charity, 501(c)(3) $2.1 million Mississippi Wildlife Fisheries And Parks FoundationEIN 52-2377622 · filings Jackson Charity, 501(c)(3) $925,566 National Oceans And Applications Research CenterEIN 46-0876558 · filings Kiln Charity, 501(c)(3) $842,944 Mississippi Association Of Conservation Districts IncEIN 64-0639964 · filings Jackson Charity, 501(c)(3) $720,384 People Against LitterEIN 64-0764171 · filings Madison Charity, 501(c)(3) $485,287 Greater Eastover Foundation IncEIN 27-0971037 · filings Jackson Charity, 501(c)(3) $404,732 Education Economics Environmental & Health Organization EeechoEIN 47-3809502 · filings Gulfport Charity, 501(c)(3) $353,515 Trails Of MississippiEIN 92-0520508 · filings Madison Charity, 501(c)(3) $243,608
The 126 largest →
Labor unions and worker centers (250) Organization City Type Revenue Farm Bureau Federation MississippiEIN 64-0303134 · filings Jackson Labor organization, 501(c)(5) $14.4 million Mississippi Association Of EducatorsEIN 64-0585930 · filings Jackson Labor organization, 501(c)(5) $2.5 million International Brotherhood Of TeamstersEIN 64-0151624 · filings Pearl Labor organization, 501(c)(5) $2.2 million United Association Of Journeymen & Apprentices Of The Plumbing & PipeEIN 14-1876884 · filings Vancleave Labor organization, 501(c)(5) $2.0 million International Brotherhood Of Electrical WorkersEIN 64-0295384 · filings Meridian Labor organization, 501(c)(5) $1.9 million International Union Of Operating Engineers Local 624EIN 64-0281410 · filings Richland Labor organization, 501(c)(5) $1.3 million International Brotherhood Of Electrical WorkersEIN 64-0158485 · filings Jackson Labor organization, 501(c)(5) $1.0 million International Brotherhood Of Electrical WorkersEIN 64-0321747 · filings Corinth Labor organization, 501(c)(5) $990,412 International Brotherhood Of Electrical WorkersEIN 64-0271499 · filings Pascagoula Labor organization, 501(c)(5) $836,745 International Brotherhood Of Electrical WorkersEIN 64-0115714 · filings Crystal Spgs Labor organization, 501(c)(5) $603,619 American Federation Of TeachersEIN 04-3737853 · filings Jackson Labor organization, 501(c)(5) $557,348 Farm Bureau Federation MississippiEIN 64-0344035 · filings Laurel Labor organization, 501(c)(5) $509,837
The 250 largest →
Housing and homelessness (245) Organization City Type Revenue Eight Days Of Hope IncEIN 75-3212540 · filings Tupelo Charity, 501(c)(3) $7.2 million Mississippi High School ActivitiesEIN 64-0322779 · filings Clinton Charity, 501(c)(3) $6.1 million Habitat For Humanity Of The Mississippi Gulf Coast IncEIN 20-8133916 · filings Gulfport Charity, 501(c)(3) $5.5 million Biloxi Community Development CorpEIN 31-1641324 · filings Biloxi Charity, 501(c)(3) $4.5 million Grace House IncEIN 64-0836580 · filings Jackson Charity, 501(c)(3) $4.3 million Catholic Charities Housing Association Of Biloxi IncEIN 64-0506632 · filings Biloxi Charity, 501(c)(3) $4.0 million Mid-state Opportunity IncEIN 64-0432686 · filings Charleston Charity, 501(c)(3) $3.8 million St Dominic Health Services Foundation IncEIN 43-1992975 · filings Jackson Charity, 501(c)(3) $3.6 million Back Bay MissionEIN 64-0431066 · filings Biloxi Charity, 501(c)(3) $3.5 million Southwest Development Corporation I NcEIN 64-0849483 · filings Fayette Charity, 501(c)(3) $3.5 million Seashore Campgrounds Retirement Home IncEIN 64-0429943 · filings Tupelo Charity, 501(c)(3) $3.2 million Open Doors Homeless CoalitionEIN 13-4289037 · filings Gulfport Charity, 501(c)(3) $2.7 million
The 245 largest →
Immigrant services and rights (4) Organization City Type Revenue El PuebloEIN 38-4104145 · filings Biloxi Charity, 501(c)(3) $959,839 El Centro IncEIN 20-5657071 · filings Tupelo Charity, 501(c)(3) $40,183 Coahoma County Search And RescueEIN 33-3963004 · filings Lyon Charity, 501(c)(3) — Boat People Sos IncEIN 46-3696077 · filings Biloxi Charity, 501(c)(3) —
Food banks and hunger (129) Organization City Type Revenue Mississippi Food Network IncEIN 64-0676325 · filings Jackson Charity, 501(c)(3) $41.9 million Extra Table Feeds IncEIN 27-3779135 · filings Hattiesburg Charity, 501(c)(3) $1.1 million Clarksdale-coahoma County Ministries IncEIN 64-0740769 · filings Clarksdale Charity, 501(c)(3) $595,183 St Luke Food PantryEIN 81-1389192 · filings Tupelo Charity, 501(c)(3) $339,230 Lord Is My HelpEIN 64-0776091 · filings Ocean Springs Charity, 501(c)(3) $315,047 Our Daily BreadEIN 42-1741521 · filings Canton Charity, 501(c)(3) $252,238 Loaves And Fishes IncEIN 64-0687640 · filings Biloxi Charity, 501(c)(3) $240,133 Christian Food Mission IncEIN 64-0719890 · filings Laurel Charity, 501(c)(3) $231,465 Love IncEIN 64-0670858 · filings Meridian Charity, 501(c)(3) $230,718 Heartland HandsEIN 46-5671778 · filings Horn Lake Charity, 501(c)(3) $201,715 Manna House Inc 323 N Main StEIN 64-0668490 · filings Yazoo City Charity, 501(c)(3) $155,052 The Fulton Church IncEIN 33-2004340 · filings Fulton Charity, 501(c)(3) $122,277
The 129 largest →
Legal aid (10) Organization City Type Revenue Mississippi Center For JusticeEIN 13-4203234 · filings Jackson Charity, 501(c)(3) $4.1 million North Mississippi Rural Legal Services IncEIN 64-0581747 · filings Oxford Charity, 501(c)(3) $3.8 million Mississippi Workers Center For Human RightsEIN 64-0904601 · filings Greenville Charity, 501(c)(3) $871,528 Mississippi Volunteer Lawyers ProjectEIN 64-0733141 · filings Jackson Charity, 501(c)(3) $532,246 Mississippi Center For Re-entryEIN 81-5399091 · filings Southaven Charity, 501(c)(3) $197,316 American Dream LegalEIN 99-3972698 · filings Ridgeland Charity, 501(c)(3) $140,111 Mississippi Law JournalEIN 64-0545360 · filings Oxford Charity, 501(c)(3) $48,597 Wills 4 Bipoc MississippiansEIN 33-2664739 · filings Magee Charity, 501(c)(3) — Dateguard AssociationEIN 33-2992027 · filings New Albany Charity, 501(c)(3) — Wills For Magnolia State First RespondersEIN 86-2510272 · filings Brandon Charity, 501(c)(3) —
Voting and civic participation (9) Organization City Type Revenue One VoiceEIN 02-0787550 · filings Jackson Charity, 501(c)(3) $3.5 million Mississippi VotesEIN 82-1014316 · filings Jackson Charity, 501(c)(3) $2.9 million Mississippi EngagedEIN 93-2695197 · filings Jackson Charity, 501(c)(3) $1.4 million We Must Vote IncEIN 87-4704608 · filings Jackson Charity, 501(c)(3) $277,500 Mississippi M O V EEIN 90-0932897 · filings Jackson Charity, 501(c)(3) $186,110 Asher Connections IncEIN 39-2859160 · filings Osyka Charity, 501(c)(3) — Pine Belt Repair Cafe CorporationEIN 41-4176656 · filings Tylertown Charity, 501(c)(3) — Starkville VoicesEIN 42-4233478 · filings Ms State Charity, 501(c)(3) — Christian Vote IncEIN 86-3677095 · filings Florence Advocacy, 501(c)(4) —
Community health and reproductive care (42) Organization City Type Revenue North Mississippi Primary Health Care IncEIN 64-0686443 · filings Ashland Charity, 501(c)(3) $80.4 million North Mississippi Medical ClinicsEIN 64-0787918 · filings Tupelo Charity, 501(c)(3) $55.1 million Medical Foundation Inc Non Profit OrganizationEIN 64-0834532 · filings Meridian Charity, 501(c)(3) $43.1 million Central Mississippi Civic Improvement Association IncEIN 64-0506107 · filings Jackson Charity, 501(c)(3) $32.0 million G A Carmichael Family Health Center IncEIN 64-0580940 · filings Canton Charity, 501(c)(3) $20.0 million Access Family Health Services IncEIN 64-0612902 · filings Smithville Charity, 501(c)(3) $16.9 million Family Health Center IncEIN 64-0732896 · filings Laurel Charity, 501(c)(3) $10.0 million Jefferson Comprehensive Health Center IncEIN 64-0667610 · filings Fayette Charity, 501(c)(3) $9.4 million Greater Meridian Health Clinic IncEIN 64-0732893 · filings Meridian Charity, 501(c)(3) $8.8 million Claiborne County Family Health CenterEIN 64-0651149 · filings Port Gibson Charity, 501(c)(3) $5.0 million Outreach Health Services IncEIN 64-0736857 · filings Shubuta Charity, 501(c)(3) $4.0 million Center For Pregnancy Choices Metro AreaEIN 64-0757399 · filings Jackson Charity, 501(c)(3) $2.0 million
The 42 largest →
LGBTQ+ services and rights (6) Organization City Type Revenue Sweet Magnolia FoundationEIN 33-1731710 · filings Jackson Charity, 501(c)(3) $165,065 Spectrum CenterEIN 46-5720984 · filings Hattiesburg Charity, 501(c)(3) $102,375 Mississippi Black Womens Power FundEIN 42-2491267 · filings Jackson Advocacy, 501(c)(4) — Forever Caring EvonneEIN 83-3071024 · filings Jackson Charity, 501(c)(3) — Pride Resource Center Of North Mississippi IncEIN 88-2393085 · filings Tupelo Charity, 501(c)(3) — Pride Of TupeloEIN 99-2903455 · filings Tupelo Charity, 501(c)(3) —
Criminal justice reform and reentry (23) Organization City Type Revenue Magcor IndustriesEIN 64-0793424 · filings Jackson Charity, 501(c)(3) $2.8 million Magnolia Medical FoundationEIN 90-0504363 · filings Jackson Charity, 501(c)(3) $870,324 Restoration Center Of MississippiEIN 93-1434760 · filings Jackson Charity, 501(c)(3) $157,915 Medgar Evers InstituteEIN 93-1238641 · filings Jackson Charity, 501(c)(3) $109,248 Aberdeen Loaves And Fishes Food PantryEIN 46-4284915 · filings Aberdeen Charity, 501(c)(3) $109,155 Marc Mississippi Association For Returning CitizensEIN 84-2244989 · filings Pearl Charity, 501(c)(3) $64,400 Gracefully BrokenEIN 93-2269284 · filings Greenwood Charity, 501(c)(3) $52,233 Precious In Pink Jail MinistriesEIN 46-5110507 · filings Hernando Charity, 501(c)(3) $41,609 In The Trenches PerformanceEIN 33-2848670 · filings Jackson Charity, 501(c)(3) — Roots Reentry ServicesEIN 37-2237571 · filings Corinth Charity, 501(c)(3) — Rebel MinistriesEIN 39-4105193 · filings Southaven Charity, 501(c)(3) — On Track To RecoveryEIN 42-4950822 · filings Pelahatchie Charity, 501(c)(3) —
The 23 largest →
Matched by IRS activity code and listed by the revenue on the organization's latest return. Inclusion is not an endorsement; check an organization's own site and filings before you give. Gifts to 501(c)(4) and 501(c)(5) organizations are not tax-deductible.
Source: IRS Exempt Organizations Business Master File . Updated Nov 9, 2026.