Nonprofits in Hattiesburg, Mississippi

Nonprofits in Hattiesburg, Mississippi. Browse 515 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. Mississippi Science and Engineering Fairs

    EIN 851930270 · Headquarters: Hattiesburg, MS, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. Mississippi Society of Perianethesia Nurses

    EIN 870866088 · Headquarters: Hattiesburg, MS, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Mississippi State Medical Associati

    EIN 912157815 · Headquarters: HATTIESBURG, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Mississippi State Medical Association Al Alliance Inc

    EIN 646517051 · Headquarters: HATTIESBURG, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Mississippi Telehealth Association

    EIN 463911659 · Headquarters: HATTIESBURG, MS, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  6. Mississippi Youth in Action Inc

    EIN 611489480 · Headquarters: Hattiesburg, MS, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Moniques Place Sickle Cell Awareness Foundation

    EIN 201526638 · Headquarters: HATTIESBURG, MS, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Ms Dermatology Association

    EIN 475137115 · Headquarters: HATTIESBURG, MS, US · Mutual & Membership Benefit · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  9. Ms National Guard Challenge Foundat

    EIN 721378560 · Headquarters: HATTIESBURG, MS, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  10. Ms Ola School of Barbering and Community Development

    EIN 870811638 · Headquarters: Hattiesburg, MS, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Mt Carmel Missionary Baptist C

    EIN 640706486 · Headquarters: HATTIESBURG, MS, USA · Religion Related · Latest available filing year: 2019 · Primary form: IRS Form 990

  12. Mu Gamma Lambda Chapter of Alpha Phi Alpha Fraternity Inc

    EIN 412172867 · Headquarters: Hattiesburg, MS, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Mustard Seed Faith Womensministries

    EIN 883600285 · Headquarters: HATTIESBURG, MS, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  14. My Mother S Heart Inc

    EIN 204508948 · Headquarters: Hattiesburg, MS, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  15. National Association of Insurance Women

    EIN 237161332 · Headquarters: Hattiesburg, MS, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  16. National Association of Letter Carriers

    EIN 646025782 · Headquarters: HATTIESBURG, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. National Council on Family Relations

    EIN 364792562 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. National Crime and Punishment Learning Center

    EIN 640907583 · Headquarters: Hattiesburg, MS, US · Crime & Legal Related · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  19. National Exchange Club

    EIN 203326620 · Headquarters: Hattiesburg, MS, US · Community Improvement & Capacity Building · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  20. National Government Publishing Association

    EIN 621227810 · Headquarters: Hattiesburg, MS, USA · Public & Societal Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  21. National Huguenot Society

    EIN 800012763 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. National Organization of Black Law Enforcement Executives Noble

    EIN 993108673 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. National Pan-hellenic Council of Hattiesburg

    EIN 991900335 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. National Renewable Energy Association

    EIN 061817623 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  25. National Society Colonial Dames Xvii Century

    EIN 237097204 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. National Society Daughters of Founders & Patriots of America

    EIN 237584666 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. National Society of the Daughters of the American Revolution

    EIN 237024382 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. National Society of the Daughters of the American Revolution

    EIN 646025094 · Headquarters: hattiesburg, MS, US · Arts, Culture & Humanities · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  29. National Society of the Daughters of the American Revolution

    EIN 646025110 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. National Verbatim Reporters Assn Inc

    EIN 581485119 · Headquarters: HATTIESBURG, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Needs Inc

    EIN 640715234 · Headquarters: HATTIESBURG, MS, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990

  32. New Medinah Education Foundation

    EIN 010785222 · Headquarters: Hattiesburg, MS, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Nikos Music Mission

    EIN 932001273 · Headquarters: hattiesburg, MS, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Nine County Services

    EIN 640695593 · Headquarters: HATTIESBURG, MS, USA · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990

  35. Noestrong Pediatric Oncology Foundation

    EIN 822599135 · Headquarters: HATTIESBURG, MS, US · Health Care · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  36. North Forrest Volunteer Fire Department Inc

    EIN 640630070 · Headquarters: HATTIESBURG, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. North Lamar Water Association

    EIN 640442367 · Headquarters: HATTIESBURG, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Oak Grove Athletic Association Inc

    EIN 260482210 · Headquarters: HATTIESBURG, MS, USA · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990

  39. Oak Grove Athletic Booster Club

    EIN 582018120 · Headquarters: HATTIESBURG, MS, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Oak Grove Band Boosters Inc

    EIN 640915142 · Headquarters: Hattiesburg, MS, USA · Education · Latest available filing year: 2023 · Primary form: IRS Form 990

  41. Oak Grove Educational Foundation

    EIN 201946379 · Headquarters: Hattiesburg, MS, US · Education · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  42. Oak Grove High School Archery Booster Club

    EIN 844161741 · Headquarters: Hattiesburg, MS, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Oak Grove High School Forensics Booster Club

    EIN 464646513 · Headquarters: Hattiesburg, MS, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Oak Grove High School Wrestling

    EIN 934190443 · Headquarters: Hattiesburg, MS, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Oak Grove Longleaf Elementary Pto

    EIN 462830695 · Headquarters: HATTIESBURG, MS, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  46. Oak Grove Middle School Pto

    EIN 832644785 · Headquarters: Hattiesburg, MS, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Oak Grove Youth Football

    EIN 900847713 · Headquarters: Hattiesburg, MS, US · Recreation & Sports · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  48. Omega Psi Phi Fraternity

    EIN 646029436 · Headquarters: Hattiesburg, MS, US · Education · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  49. Omicron Delta Epsilon Intl Honor Society in Economics Inc

    EIN 742593012 · Headquarters: Hattiesburg, MS, US · Education · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  50. One Way International Ministries

    EIN 800156565 · Headquarters: Hattiesburg, MS, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Optimist International

    EIN 237010848 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Oseola Mccarty Youth Development Center

    EIN 432006484 · Headquarters: HATTIESBURG, MS, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Parent Booster USA Inc

    EIN 394211115 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Parent Booster USA Inc

    EIN 462803288 · Headquarters: Hattiesburg, MS, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Parent Booster USA Inc

    EIN 465452404 · Headquarters: Hattiesburg, MS, US · Arts, Culture & Humanities · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  56. Parent Booster USA Inc

    EIN 883573685 · Headquarters: Hattiesburg, MS, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. Parents Against Gang Evolvement Ministries Inc

    EIN 943448897 · Headquarters: Hattiesburg, MS, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Parkhaven Neighborhood Association

    EIN 640916994 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  59. Pathway Outreach Ministries Inc

    EIN 260116887 · Headquarters: Hattiesburg, MS, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Pearls of the Pinebelt Foundation Inc

    EIN 331398451 · Headquarters: Hattiesburg, MS, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Phi Delta Kappa International Inc 0075 Pine Belt Area

    EIN 371563567 · Headquarters: Hattiesburg, MS, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  62. Pi Kappa Alpha Fraternity

    EIN 320535561 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Pi Kappa Phi Fraternity Theta Alpha Chapter

    EIN 911941165 · Headquarters: HATTIESBURG, MS, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  64. Pine Belt 360 Inc

    EIN 463826345 · Headquarters: Hattiesburg, MS, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  65. Pine Belt Chapter of Abwa

    EIN 300245983 · Headquarters: HATTIESBURG, MS, US · Community Improvement & Capacity Building · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  66. Pine Belt Human Resources Association

    EIN 834432013 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  67. Pine Belt Miltary Retired Association

    EIN 462743939 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  68. Pine Belt Quilters Inc

    EIN 270218729 · Headquarters: Hattiesburg, MS, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Pine Belt Youth Development Initiative

    EIN 262275867 · Headquarters: Hattiesburg, MS, US · Youth Development · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  70. Pine Burr Area Council 304

    EIN 640303072 · Headquarters: HATTIESBURG, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Pine Grove Public Benefit Corporation

    EIN 921090610 · Headquarters: HATTIESBURG, MS, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Pine Woods Chapter of the National Audubon Society

    EIN 640735900 · Headquarters: Hattiesburg, MS, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. Pinebelt Association for Community Enhancement Inc

    EIN 640681053 · Headquarters: HATTIESBURG, MS, USA · Education · Latest available filing year: 2013 · Primary form: IRS Form 990

  74. Pinebelt Christian Women Job Corp

    EIN 264832804 · Headquarters: HATTIESBURG, MS, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Pinebelt Community Services

    EIN 643424650 · Headquarters: Hattiesburg, MS, US · Housing & Shelter · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  76. Pinebelt Foundation

    EIN 721390352 · Headquarters: HATTIESBURG, MS, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990

  77. Pinebelt Spartans Homeschool Sports

    EIN 991481099 · Headquarters: Hattiesburg, MS, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Piney Woods Conservation Group

    EIN 871500655 · Headquarters: Hattiesburg, MS, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Pink Lady

    EIN 814574426 · Headquarters: Hattiesburg, MS, US · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. Pink Ribbon Fund Inc

    EIN 421681566 · Headquarters: HATTIESBURG, MS, USA · Health Care · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  81. Pop the Kap Wellness Center

    EIN 862920719 · Headquarters: HATTIESBURG, MS, US · Food, Agriculture & Nutrition · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  82. Presbyterian Christian School

    EIN 640586509 · Headquarters: Hattiesburg, MS, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Professionals Health Network Inc

    EIN 271032773 · Headquarters: HATTIESBURG, MS, USA · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990

  84. Program of Research & Evaluation for Public Schools

    EIN 640697153 · Headquarters: HATTIESBURG, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Project Little Sis

    EIN 843040562 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  86. Promise 139

    EIN 263831121 · Headquarters: Hattiesburg, MS, US · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. Psi Chi the International Honor Society in Psychology

    EIN 471999477 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. Psi Chi the National Honor Society in Psychology

    EIN 646025257 · Headquarters: Hattiesburg, MS, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  89. Pta Mississippi Congress

    EIN 263742123 · Headquarters: HATTIESBURG, MS, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  90. Pta Mississippi Congress

    EIN 475248553 · Headquarters: Hattiesburg, MS, US · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  91. Pta Mississippi Congress

    EIN 640764679 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  92. Pta Mississippi Congress

    EIN 872225074 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  93. R3sm Inc

    EIN 261666534 · Headquarters: HATTIESBURG, MS, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Rashads Homeless Care Inc

    EIN 871743978 · Headquarters: Hattiesburg, MS, US · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  95. Rawls Springs Utility District

    EIN 237031867 · Headquarters: HATTIESBURG, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. Ray-e Foundation

    EIN 640857493 · Headquarters: Hattiesburg, MS, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Region Xii Commission on Mental Health

    EIN 640528487 · Headquarters: HATTIESBURG, MS, USA · Human Services · Latest available filing year: 2009 · Primary form: IRS Form 990

  98. Resident Council of the Beta Epsilon Chapter of the Phi Kappa

    EIN 646025929 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  99. Restoration of Life Christian Center

    EIN 203150650 · Headquarters: Hattiesburg, MS, US · Religion Related · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  100. Restore Hattiesburg

    EIN 883663998 · Headquarters: Hattiesburg, MS, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

First page and all pages