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. Independent Order of Odd Fellows

    EIN 640393225 · Headquarters: WOODVILLE, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Independent Order of Oddfellows Lodge 82

    EIN 640699378 · Headquarters: WATER VALLEY, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Indian Association of Gulf Coast

    EIN 934382243 · Headquarters: LONG BEACH, MS, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  4. Indian Mound Hunting Club

    EIN 202561021 · Headquarters: Summit, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Institute of Internal Auditors

    EIN 591711664 · Headquarters: MADISON, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Institute of Internal Auditors

    EIN 721381959 · Headquarters: Vancleave, MS, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  7. Institute of Real Estate Management Mississippi Chapter 80

    EIN 510221204 · Headquarters: JACKSON, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  8. Institute of Transportation Engineers Mississippi State Univer

    EIN 473219855 · Headquarters: Mississippi State, MS, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  9. Int Union of Electrical Workers Comm Workers of America 718

    EIN 640667047 · Headquarters: BROOKHAVEN, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  10. Interfaith Volunteers of Hbg Inc

    EIN 640685359 · Headquarters: HATTIESBURG, MS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  11. International Alliance Theatrical Stage Employees & Moving Picture

    EIN 646025159 · Headquarters: Pass Christian, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. International Assn of Lions

    EIN 646025192 · Headquarters: INDIANOLA, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. International Assoc of Heat & Frost Insulators & Allied Workers 114

    EIN 640391624 · Headquarters: RICHLAND, MS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  14. International Association of Fire F

    EIN 300885952 · Headquarters: MCCOMB, MS, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  15. International Association of Fire Fighters

    EIN 646025163 · Headquarters: Meridian, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. International Association of Fire Fighters

    EIN 646026863 · Headquarters: Keesler AFB, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. International Association of Fire Fighters

    EIN 646028800 · Headquarters: CLINTON, MS, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  18. International Association of Fire Fighters

    EIN 815375343 · Headquarters: Purvis, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. International Association of Fire Fighters

    EIN 992505892 · Headquarters: Escatawpa, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. International Association of Lions

    EIN 237415508 · Headquarters: CLEVELAND, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. International Association of Lions 11208 Inverness

    EIN 646025711 · Headquarters: INVERNESS, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. International Association of Lions 30 O Greenwood Lions Club

    EIN 646025184 · Headquarters: GREENWOOD, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. International Association of Lions Clubs

    EIN 204417055 · Headquarters: Seminary, MS, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  24. International Association of Lions Clubs

    EIN 237276836 · Headquarters: Madison, MS, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  25. International Association of Lions Clubs

    EIN 262035925 · Headquarters: Mississippi State, MS, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  26. International Association of Lions Clubs

    EIN 263013058 · Headquarters: Diamondhead, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. International Association of Lions Clubs

    EIN 273264545 · Headquarters: Booneville, MS, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  28. International Association of Lions Clubs

    EIN 273375196 · Headquarters: WATER VALLEY, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. International Association of Lions Clubs

    EIN 273592669 · Headquarters: tupelo, MS, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  30. International Association of Lions Clubs

    EIN 463020558 · Headquarters: Ocean Springs, MS, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  31. International Association of Lions Clubs

    EIN 582078801 · Headquarters: Oxford, MS, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  32. International Association of Lions Clubs

    EIN 640180615 · Headquarters: JACKSON, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. International Association of Lions Clubs

    EIN 640391011 · Headquarters: McComb, MS, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  34. International Association of Lions Clubs

    EIN 640590012 · Headquarters: Flowood, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. International Association of Lions Clubs

    EIN 640820294 · Headquarters: Madison, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. International Association of Lions Clubs

    EIN 640837970 · Headquarters: Harrisville, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. International Association of Lions Clubs

    EIN 640840453 · Headquarters: Clarksdale, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. International Association of Lions Clubs

    EIN 640854049 · Headquarters: Brookhaven, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. International Association of Lions Clubs

    EIN 640915643 · Headquarters: Grenada, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  40. International Association of Lions Clubs

    EIN 646025164 · Headquarters: Aberdeen, MS, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  41. International Association of Lions Clubs

    EIN 646025173 · Headquarters: Pittsboro, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. International Association of Lions Clubs

    EIN 646025183 · Headquarters: Forest, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. International Association of Lions Clubs

    EIN 646025193 · Headquarters: Winona, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. International Association of Lions Clubs

    EIN 646025196 · Headquarters: LAUREL, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. International Association of Lions Clubs

    EIN 646025197 · Headquarters: Leland, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. International Association of Lions Clubs

    EIN 646025210 · Headquarters: Newton, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. International Association of Lions Clubs

    EIN 646025226 · Headquarters: Fulton, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. International Association of Lions Clubs

    EIN 646025493 · Headquarters: New Albany, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. International Association of Lions Clubs

    EIN 646025717 · Headquarters: Brooksville, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. International Association of Lions Clubs

    EIN 646025722 · Headquarters: Picayune, MS, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  51. International Association of Lions Clubs

    EIN 646025908 · Headquarters: Fulton, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. International Association of Lions Clubs

    EIN 646027885 · Headquarters: Union, MS, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  53. International Association of Lions Clubs

    EIN 646027894 · Headquarters: Wesson, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. International Association of Lions Clubs

    EIN 646027938 · Headquarters: Biloxi, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  55. International Association of Lions Clubs

    EIN 646027951 · Headquarters: BYHALIA, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. International Association of Lions Clubs

    EIN 646034691 · Headquarters: Eupora, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. International Association of Lions Clubs

    EIN 831429758 · Headquarters: Gulfport, MS, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  58. International Association of Lions Stinson

    EIN 646027889 · Headquarters: NESBIT, MS, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  59. International Association of Machinists & Aerospace Workers

    EIN 640280154 · Headquarters: Pascagoula, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. International Association of Machinists & Aerospace Workers

    EIN 640844950 · Headquarters: LAUREL, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. International Association of Machinists & Aerospace Workers

    EIN 640937548 · Headquarters: COLUMBUS, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. International Association of Machinists & Aerospace Workers

    EIN 646029131 · Headquarters: Nicholson, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. International Association of Machinists and Aerospace Workers

    EIN 320311399 · Headquarters: KESSLER AFB, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. International Bro of Electrical Workers

    EIN 640271499 · Headquarters: PASCAGOULA, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. International Brotherhd-boilrmkrs Local 693

    EIN 640239865 · Headquarters: MOSS POINT, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. International Brotherhood

    EIN 640321747 · Headquarters: CORINTH, MS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  67. International Brotherhood of Electr

    EIN 646034864 · Headquarters: VICKSBURG, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  68. International Brotherhood of Electr Workers 1028 Ibew

    EIN 640350372 · Headquarters: TUPELO, MS, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  69. International Brotherhood of Electrical Workers

    EIN 646025240 · Headquarters: Petal, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. International Brotherhood of Electrical Workers

    EIN 646034869 · Headquarters: GULFPORT, MS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  71. International Brotherhood of Electrical Workers Local 1317

    EIN 640657309 · Headquarters: LAUREL, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. International Brotherhood of Electrical Workers Local 480

    EIN 640158485 · Headquarters: BYRAM, MS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  73. International Brotherhood of Electrical Workers Local 605

    EIN 640115714 · Headquarters: CRYSTAL SPRINGS, MS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  74. International Brotherhood of Electrical Workers Local 903

    EIN 640214195 · Headquarters: GULFPORT, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. International Brotherhood of Electrical Workers Local 985

    EIN 640411490 · Headquarters: CLEVELAND, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  76. International Brotherhood of Electrical Workers Local Union 917

    EIN 640295384 · Headquarters: MERIDIAN, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. International Brotherhood of Teamsters

    EIN 640768553 · Headquarters: Pearl, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. International Checker Hall of Fame

    EIN 640628878 · Headquarters: Petal, MS, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-PF

  79. International Faith Ministries Inc

    EIN 953849421 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. International Longshoremens Association

    EIN 237388122 · Headquarters: PASCAGOULA, MS, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  81. International Longshoremens Association

    EIN 640427259 · Headquarters: PASCAGOULA, MS, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  82. International Order of the Kings Daughters & Sons Inc Ocean Springs

    EIN 640603039 · Headquarters: OCEAN SPRINGS, MS, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  83. International Order of the Rainbow Girls

    EIN 237140982 · Headquarters: Moss Point, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. International Order of the Rainbow Girls

    EIN 237141961 · Headquarters: Pascagoula, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. International Order of the Rainbow Girls

    EIN 237141988 · Headquarters: Biloxi, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. International Order of the Rainbow Girls

    EIN 237507369 · Headquarters: Nesbit, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. International Order of the Rainbow Girls

    EIN 640755309 · Headquarters: Gautier, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. International Order of the Rainbow Girls Supreme Assembly

    EIN 237507364 · Headquarters: Poplarville, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. International Order of the Rainbow Girls Supreme Assembly

    EIN 262779239 · Headquarters: Pearl, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. International Order of the Rainbow Girls Supreme Assembly

    EIN 611993907 · Headquarters: Chunky, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. International Right of Way

    EIN 646025024 · Headquarters: Brandon, MS, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  92. International Union of Operating Engineers Local 624

    EIN 640281410 · Headquarters: RICHLAND, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. International Union of Painters and Alli Local Union 1967

    EIN 237069676 · Headquarters: GRENADA, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. International Union of Painters and Allied Painters Local 1225

    EIN 640335930 · Headquarters: PASCAGOULA, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. International Union UAW Local 1956

    EIN 640650861 · Headquarters: Jackson, MS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  96. International Union UAW LOCAL 2402

    EIN 640919477 · Headquarters: Brandon, MS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  97. International Union United Auto Aerospace & Agricultural Workers

    EIN 260114024 · Headquarters: Richland, MS, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  98. International Weed Science Society Gilmore Annex

    EIN 930671256 · Headquarters: Mississippi State, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Inverness Cemetery Association Inc

    EIN 510197423 · Headquarters: INVERNESS, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Iota Upsilon Chapter of Omega Psi Phi Fraternity

    EIN 300732967 · Headquarters: DIberville, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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