Nonprofits in Mississippi

Nonprofits in Mississippi. Browse 18,011 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. Omega Psi Phi Fraternity Inc

    EIN 300750130 · Headquarters: Tupelo, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. Omega Psi Phi Fraternity Omega Mu Mu Chapter

    EIN 842414630 · Headquarters: Plantersville, MS, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Omicron Delta Epsilon Intl Honor Society in Economics Inc

    EIN 742592858 · Headquarters: Hattiesdburg, MS, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  4. 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

  5. Omicron Kappa Upsilon-honorary Dental Society

    EIN 510225752 · Headquarters: Jackson, MS, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  6. Omicron Omicron Chapter of Kappa Alpha Psi Fraternity

    EIN 933125940 · Headquarters: Ridgeland, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Omicron Pi Foundation

    EIN 811164752 · Headquarters: FRIAS POINT, MS, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Omicron Rho Lambda Alpha Phi Alpha Fraternity Inc Educational Founda

    EIN 640934792 · Headquarters: VICKSBURG, MS, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  9. On a Mission

    EIN 921802889 · Headquarters: Ellisville, MS, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. On Course Ministries Inc

    EIN 201121930 · Headquarters: Madison, MS, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. On Fire for the Lord Ministries

    EIN 562574047 · Headquarters: Jackson, MS, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. On Point for Change Inc

    EIN 863262347 · Headquarters: Washington, MS, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. On Purpose Journey Inc

    EIN 275027195 · Headquarters: Ocean Springs, MS, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. On the Edge Roller Hockey Ministries Inc

    EIN 471695535 · Headquarters: pearl, MS, US · Youth Development · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  15. On the Move Training & Development Center Inc

    EIN 272700077 · Headquarters: Tupelo, MS, US · Employment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  16. On Time Urgent Care

    EIN 832205423 · Headquarters: SOUTHAVEN, MS, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  17. On Track Community Development Corporation

    EIN 272189629 · Headquarters: Moorhead, MS, US · Recreation & Sports · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  18. Onan Project for Change Inc

    EIN 270219905 · Headquarters: Starkville, MS, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  19. Once an Eagle

    EIN 863177646 · Headquarters: Horn Lake, MS, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  20. Oncology Nursing Society

    EIN 521738692 · Headquarters: Gulfport, MS, US · Health Care · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  21. One Clean Coast

    EIN 920608841 · Headquarters: Gulfport, MS, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. One Door Ministries

    EIN 510647480 · Headquarters: Sardis, MS, USA · Religion Related · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  23. One Gospel World Ministries Inc

    EIN 934560411 · Headquarters: Brandon, MS, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. One Hand Helping Another

    EIN 464812552 · Headquarters: Pearl, MS, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. One Lost Sheep

    EIN 853080204 · Headquarters: PONTOTOC, MS, USA · Mental Health & Crisis Intervention · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  26. One Love Community Incorporated

    EIN 811597033 · Headquarters: Southaven, MS, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. One Parent One Dream Foundation

    EIN 204251665 · Headquarters: TUPELO, MS, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. One Shred of Hope

    EIN 814832832 · Headquarters: CLINTON, MS, USA · Housing & Shelter · Latest available filing year: 2023 · Primary form: IRS Form 990-T

  29. One Step Ahead

    EIN 471460227 · Headquarters: Wiggins, MS, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. One Step Beyond

    EIN 832812586 · Headquarters: Madison, MS, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  31. One Story Ministries Inc

    EIN 271597466 · Headquarters: Ridgeland, MS, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  32. One Ten Vision

    EIN 271207774 · Headquarters: MENDENHALL, MS, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  33. One Voice

    EIN 020787550 · Headquarters: Jackson, MS, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. One Voice International Ministries Inc

    EIN 820548286 · Headquarters: Southaven, MS, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. One Way International Ministries

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

  36. One Way Ministries Incorporated

    EIN 640624885 · Headquarters: BRANDON, MS, US · Religion Related · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  37. One Way Riders 1215

    EIN 472503733 · Headquarters: CRAWFORD, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Oneal Foundation Inc

    EIN 814289004 · Headquarters: MCHENRY, MS, USA · Housing & Shelter · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  39. Onecare Training Center

    EIN 331995222 · Headquarters: Yazoo City, MS, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Ones Too Many

    EIN 812400137 · Headquarters: Jackson, MS, US · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  41. Onethirtynine Ministries

    EIN 880960408 · Headquarters: CLINTON, MS, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Onie Moak Jones Perpetual Memorial Trust

    EIN 646171106 · Headquarters: JACKSON, MS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  43. Onnie M Elliott Community Service Center

    EIN 640899491 · Headquarters: Greenwood, MS, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Onus Fund Inc

    EIN 640602394 · Headquarters: CANTON, MS, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  45. Onward 365

    EIN 843790714 · Headquarters: Grenada, MS, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Opals Barn Inc

    EIN 453659556 · Headquarters: Nesbit, MS, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Open Aor Ministries Inc

    EIN 640946276 · Headquarters: OCEAN SPRINGS, MS, US · Human Services · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  48. Open Arms Adult Care Foundation Inc

    EIN 415027943 · Headquarters: Clarksdale, MS, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Open Arms Daycare Center Inc

    EIN 810617210 · Headquarters: Camden, MS, US · Human Services · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  50. Open Arms Inc

    EIN 300747555 · Headquarters: PHILADELPHIA, MS, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Open Door Community Outreach Inc

    EIN 680558527 · Headquarters: Canton, MS, US · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  52. Open Door Inc

    EIN 300144612 · Headquarters: Coldwater, MS, US · Human Services · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  53. Open Doors Homeless Coalition

    EIN 134289037 · Headquarters: GULFPORT, MS, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Open Doors Outreach Ministries

    EIN 453847309 · Headquarters: CLINTON, MS, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Open Doors Theater Inc

    EIN 992738177 · Headquarters: MCCOMB, MS, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Open Graves Missions

    EIN 472980829 · Headquarters: Jackson, MS, US · Community Improvement & Capacity Building · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  57. Open Hands Initiative Programs

    EIN 873406765 · Headquarters: PONTOTOC, MS, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Open Hands Network

    EIN 394351360 · Headquarters: Greenwood, MS, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Open Hearts Open Arms

    EIN 463580048 · Headquarters: Brandon, MS, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Open Hearts Open Hands

    EIN 900635352 · Headquarters: Brandon, MS, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  61. Open Season Sportsman Club

    EIN 264000532 · Headquarters: Poplarville, MS, US · Recreation & Sports · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  62. Operation Break the Cycle

    EIN 813156440 · Headquarters: Clinton, MS, US · Youth Development · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  63. Operation Colony Cats

    EIN 392456152 · Headquarters: Columbus, MS, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  64. Operation Continue Service

    EIN 863430997 · Headquarters: COLUMBUS, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Operation Empathy

    EIN 921671796 · Headquarters: Jackson, MS, US · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  66. Operation Fit Nation

    EIN 372001874 · Headquarters: Oxford, MS, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Operation Freedom Ministry Inc

    EIN 201991359 · Headquarters: New Albany, MS, US · Religion Related · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  68. Operation Good Foundation

    EIN 934111848 · Headquarters: JACKSON, MS, USA · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  69. Operation Iam

    EIN 831239932 · Headquarters: Grenada, MS, US · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Operation Life Vision

    EIN 462194205 · Headquarters: OXFORD, MS, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Operation Lift Up

    EIN 473221272 · Headquarters: LOUISVILLE, MS, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  72. Operation Manhood Inc

    EIN 640777821 · Headquarters: MCCOMB, MS, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Operation Outreach

    EIN 640883430 · Headquarters: Cleveland, MS, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Operation Peace Treaty

    EIN 851880843 · Headquarters: Greenwood, MS, US · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Operation Prop Inc

    EIN 453541233 · Headquarters: Brandon, MS, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Operation Pursue Community Empowerment and Dev Center Inc

    EIN 900353243 · Headquarters: Jackson, MS, US · Human Services · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  77. Operation Reach Community Empowerment and Development Center

    EIN 471899908 · Headquarters: Byram, MS, US · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  78. Operation Save Lives

    EIN 570900840 · Headquarters: Richland, MS, US · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  79. Operation Save Our City

    EIN 812498390 · Headquarters: Jackson, MS, US · Youth Development · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  80. Operation Shoestring Inc

    EIN 640471554 · Headquarters: JACKSON, MS, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Operation Ukraine Inc

    EIN 208219031 · Headquarters: COLUMBUS, MS, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  82. Operation Upward

    EIN 364593750 · Headquarters: JACKSON, MS, USA · Religion Related · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  83. Opportunity in Motion Foundation Inc

    EIN 413523617 · Headquarters: Greenwood, MS, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Opportunity Knocks

    EIN 371993654 · Headquarters: CARTHAGE, MS, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  85. Oprah Winfrey Boys and Girls Club of Kosciusko and Attala County

    EIN 311787821 · Headquarters: KOSCIUSKO, MS, USA · Youth Development · Latest available filing year: 2017 · Primary form: IRS Form 990

  86. Optimist Club of Starkville Inc

    EIN 582239426 · Headquarters: STARKVILLE, MS, USA · Community Improvement & Capacity Building · Latest available filing year: 2010 · Primary form: IRS Form 990-EZ

  87. Optimist Club of Tunica

    EIN 884228794 · Headquarters: tunica, MS, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  88. Optimist International

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

  89. Optimist International

    EIN 581886822 · Headquarters: senatobia, MS, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  90. Optimist International

    EIN 640803376 · Headquarters: Merigold, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Optimist International

    EIN 640805623 · Headquarters: Meridian, MS, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  92. Optimist International

    EIN 640811414 · Headquarters: Waynesboro, MS, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  93. Optimist International

    EIN 646025437 · Headquarters: Meridian, MS, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  94. Optimist International

    EIN 646025438 · Headquarters: Vicksburg, MS, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  95. Optimist International

    EIN 646025795 · Headquarters: Madison, MS, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  96. Optimist International

    EIN 881052989 · Headquarters: greenwood, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. Optimist International

    EIN 911927631 · Headquarters: Coldwater, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. Optimist International

    EIN 912059523 · Headquarters: HERNANDO, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  99. Opulence Non-profit

    EIN 993720794 · Headquarters: Brandon, MS, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Oran Alhambra House Inc

    EIN 455232067 · Headquarters: Biloxi, MS, US · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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