Unknown & Unclassified nonprofits in Mississippi

Unknown & Unclassified nonprofits in Mississippi. Browse 6,003 public nonprofit profiles. Review organization identities, available filing years, and their complete CharitySense profiles.

Location refers to headquarters recorded in public sources, not an organization’s service area. Classification describes its reported category and does not assess its effectiveness.

Nonprofit profiles

  1. American Legion Auxiliary

    EIN 900432325 · Headquarters: Laurel, MS, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  2. American Legion Auxiliary

    EIN 900450801 · Headquarters: HATTIESBURG, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  3. American Legion Auxiliary

    EIN 900458274 · Headquarters: MOUND BAYOU, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. American Legion Auxiliary

    EIN 900490926 · Headquarters: Ocean Springs, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. American Legion Auxiliary

    EIN 900523937 · Headquarters: Decatur, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. American Legion Auxiliary

    EIN 900576750 · Headquarters: Thaxton, MS, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  7. American Legion Auxiliary

    EIN 900605748 · Headquarters: Bay Saint Louis, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. American Legion Auxiliary

    EIN 900617918 · Headquarters: Wesson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. American Legion Auxiliary

    EIN 900627067 · Headquarters: Carthage, MS, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  10. American Legion Auxiliary

    EIN 900913728 · Headquarters: VICKSBURG, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. American Legion Auxiliary of Hickory Mississippi Unit 173

    EIN 863083704 · Headquarters: Hickory, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. American Legion Auxiliary Unit 26

    EIN 205808349 · Headquarters: Aberdeen, MS, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  13. American Legion Auxiliary Unit 90

    EIN 822300066 · Headquarters: FOXWORTH, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. American Legion Daniel W Bird Post 26

    EIN 646027220 · Headquarters: ABERDEEN, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. American Legion Department of Mississippi

    EIN 640277236 · Headquarters: JACKSON, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. American Legion Desoto 1990

    EIN 640791526 · Headquarters: NESBIT, MS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  17. American Legion Gautier Post 1992

    EIN 640858878 · Headquarters: GAUTIER, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. American Legion Inc

    EIN 640628564 · Headquarters: BALDWYN, MS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  19. American Legion Post 0002 Indianola

    EIN 646035672 · Headquarters: INDIANOLA, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. American Legion Post 0021 Tc Carter

    EIN 646035603 · Headquarters: MERIDIAN, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. American Legion Post 0042 Emile Ladnier

    EIN 646035615 · Headquarters: Ocean Springs, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. American Legion Post 0168 Frank Bishop

    EIN 842707159 · Headquarters: Carthage, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. American Legion Post 11

    EIN 640325040 · Headquarters: LAUREL, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  24. American Legion Post 139 Clement R Bontemps

    EIN 640327561 · Headquarters: Bay Saint Louis, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. American Legion Post 160

    EIN 640293325 · Headquarters: Pascagoula, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. American Legion Post 2010

    EIN 334642891 · Headquarters: Biloxi, MS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  27. American Legion Post 24

    EIN 646165812 · Headquarters: HATTIESBURG, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. American Legion Post 58 Anderson Shaw

    EIN 646037668 · Headquarters: KILN, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. American Legion Post 69

    EIN 646035648 · Headquarters: COLUMBUS, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. American Legion Post 73

    EIN 646035747 · Headquarters: PICAYUNE, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. American Legion-lee Post 49

    EIN 640325920 · Headquarters: TUPELO, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. American Legion-post 112

    EIN 646035718 · Headquarters: PEARL, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. American Nephrology Nurses Association

    EIN 352384538 · Headquarters: Durant, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. American Pharmacists Association Academy of Student Pharmacists

    EIN 521749993 · Headquarters: University, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. American Postal Workers Union

    EIN 237342245 · Headquarters: Meridian, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. American Postal Workers Union

    EIN 237342260 · Headquarters: Gulfport, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. American Postal Workers Union

    EIN 237342281 · Headquarters: laurel, MS, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  38. American Postal Workers Union

    EIN 640524230 · Headquarters: Jackson, MS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  39. American Postal Workers Union

    EIN 646027790 · Headquarters: COLUMBUS, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. American Postal Workers Union Ms Postal Workers Union

    EIN 640862357 · Headquarters: HATTIESBURG, MS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  41. American Rental Association of Mississippi

    EIN 363633902 · Headquarters: Oxford, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. American Rose Society

    EIN 201201097 · Headquarters: RIDGELAND, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. American Society for Training and Development

    EIN 640611048 · Headquarters: Flowood, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. American Society of Military Comptrollers Great River Chapter

    EIN 900098198 · Headquarters: Vicksburg, MS, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  45. American Society of Radiologic Technologists

    EIN 271788217 · Headquarters: Guntown, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. American Society of Radiologic Technologists

    EIN 272010149 · Headquarters: BRANDON, MS, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  47. American Subcontractors Association of Ms Inc

    EIN 640596481 · Headquarters: MADISON, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. American Thoracic Society Inc

    EIN 454560770 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. American Veterinary Medical Msu-savma

    EIN 640622600 · Headquarters: MISSISSIPPI STATE, MS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  50. Americas Foundation

    EIN 237125602 · Headquarters: Collins, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Anchor Counseling Inc

    EIN 271940564 · Headquarters: Long Beach, MS, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  52. Anchor Lake Property Owners Ass Inc

    EIN 741874441 · Headquarters: Carriere, MS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  53. Anchored Heart Community Resources

    EIN 850849184 · Headquarters: Pascagoula, MS, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  54. Ancient & Accepted Scottish Rite

    EIN 640345163 · Headquarters: CORINTH, MS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  55. Ancient & Accepted Scottish Rite of Free Masonry Southern Jurisdiction

    EIN 237144218 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Ancient & Accepted Scottish Rite of Free Masonry Southern Jurisdiction

    EIN 640236005 · Headquarters: Terry, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Ancient & Accepted Scottish Rite of Free Masonry Southern Jurisdiction

    EIN 640236010 · Headquarters: Meridian, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Ancient & Accepted Scottish Rite of Free Masonry Southern Jurisdiction

    EIN 640332012 · Headquarters: Clarksdale, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Ancient and Accepted Scottish Rite of Free Masonry Southern

    EIN 815254875 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Ancient and Accepted Scottish Rites of Freemasonry Southern

    EIN 237144217 · Headquarters: GULFPORT, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Andrew Jackson Council Boy Scouts of America

    EIN 640303071 · Headquarters: FLOWOOD, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Angel Ministries

    EIN 611952973 · Headquarters: RALEIGH, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Angel Wings Transit Inc

    EIN 883664786 · Headquarters: McComb, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Animal Adoption Society Inc

    EIN 721214334 · Headquarters: Picayune, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Anna Grice Fund

    EIN 465260703 · Headquarters: Seminary, MS, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  66. Anna Marie G Sukmann Scholarship Fund

    EIN 822269439 · Headquarters: Gulfport, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Annandale Inc

    EIN 640624143 · Headquarters: MADISON, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Anthony Kelly Foundation

    EIN 800376285 · Headquarters: Charleston, MS, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  69. Antioch Cemetery Fund

    EIN 320460980 · Headquarters: Kosciusko, MS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  70. Antique Automobile & Engine Club of Mississippi Inc

    EIN 721358369 · Headquarters: Perkinston, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Apostolic Assemblies in Jesus Christ Inc

    EIN 640750959 · Headquarters: WEST POINT, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Appraisal Institute

    EIN 640824419 · Headquarters: Biloxi, MS, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  73. Arc of Pearl River County

    EIN 640611237 · Headquarters: Picayune, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Arc of the Coastal Counties

    EIN 475367112 · Headquarters: Gautier, MS, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  75. Area Development Partnership Inc

    EIN 570884979 · Headquarters: Hattiesburg, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Arise and Shine

    EIN 384266566 · Headquarters: Pearl, MS, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  77. Arkabutla Water Associationinc

    EIN 646033235 · Headquarters: ARKABUTLA, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  78. Armed Forces Enlisted Lands Association Incorporated

    EIN 453822030 · Headquarters: Gulfport, MS, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  79. Arms of Love Learning Center Foundation

    EIN 300578273 · Headquarters: Greenville, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. Arnold Air Society-silver Wings

    EIN 237347111 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Arnold Air Society-silver Wings

    EIN 320531991 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Arnold Air Society-silver Wings

    EIN 646025027 · Headquarters: University, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. Arnold Air Society-silver Wings

    EIN 646025688 · Headquarters: Mississippi State, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Arnold Line Water Association Inc

    EIN 640467417 · Headquarters: HATTIESBURG, MS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  85. Arts Council of Clinton Inc

    EIN 640679562 · Headquarters: Clinton, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. Asbestos Workers Local 114 Apprenticeship Program

    EIN 640672037 · Headquarters: RICHLAND, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Ase Roots Collective

    EIN 422465846 · Headquarters: GREENVILLE, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Asis International Inc

    EIN 510249016 · Headquarters: Vicksburg, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Asl Water Association Inc Carolyn Coleman

    EIN 640444793 · Headquarters: SARAH, MS, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  90. Assemblies of the Lord Jesus Christ

    EIN 412244772 · Headquarters: Lucedale, MS, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  91. Assemblies of the Lord Jesus Christ Inc

    EIN 620720509 · Headquarters: Lucedale, MS, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  92. Assembly 3434

    EIN 464007322 · Headquarters: Perkinston, MS, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  93. Associated General Contractors of Mississippi Inc

    EIN 640324725 · Headquarters: JACKSON, MS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  94. Association for Professionals in Infection Ctrl & Epidemiology Inc

    EIN 042651288 · Headquarters: Httiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Association for Professionals in Infection Ctrl & Epidemiology Inc

    EIN 042694001 · Headquarters: Utica, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Association for Professionals in Infection Ctrl & Epidemiology Inc

    EIN 042867821 · Headquarters: Pontotoc, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Association of Alternative Newsmedia

    EIN 911250071 · Headquarters: JACKSON, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Association of Government Accountants

    EIN 640754622 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. Association of Information Technology Professionals

    EIN 646025422 · Headquarters: Florence, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Association of Notre Dame Clubs Inc - Central Mississippi

    EIN 311075523 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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