Unknown & Unclassified nonprofits in Arkansas

Unknown & Unclassified nonprofits in Arkansas. Browse 5,021 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. NARMC Ambulance Division One Inc

    EIN 822720963 · Headquarters: HARRISON, AR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  2. NARMC Ambulance Division Two Inc

    EIN 822727645 · Headquarters: HARRISON, AR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  3. Narrative

    EIN 863848696 · Headquarters: Bentonville, AR, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  4. Nat'l Association of Letter Carriers Branch 35

    EIN 716061738 · Headquarters: LITTLE ROCK, AR, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  5. National Active and Retired Federal Employees Association

    EIN 510236550 · Headquarters: Ravenden, AR, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  6. National Active and Retired Federal Employees Association

    EIN 510250001 · Headquarters: Ashdown, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. National Active and Retired Federal Employees Association

    EIN 521627879 · Headquarters: Little Rock, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. National Active and Retired Federal Employees Association

    EIN 581967854 · Headquarters: MABELVALE, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. National Active and Retired Federal Employees Association

    EIN 582071896 · Headquarters: WHITE HALL, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. National Active and Retired Federal Employees Association

    EIN 582071920 · Headquarters: camden, AR, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  11. National Active and Retired Federal Employees Association

    EIN 710675466 · Headquarters: BELLA VISTA, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. National Active and Retired Federal Employees Association

    EIN 716057730 · Headquarters: Little Rock, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. National Active and Retired Federal Employees Association

    EIN 716057741 · Headquarters: Mountain Home, AR, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  14. National Active and Retired Federal Employees Association

    EIN 716060003 · Headquarters: Conway, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. National Active and Retired Federal Employees Association

    EIN 716061664 · Headquarters: Van Buren, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. National Active and Retired Federal Employees Association

    EIN 742393362 · Headquarters: Searcy, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. National Air Traffic Controllers Assoc Local Fsm

    EIN 710665209 · Headquarters: FORT SMITH, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. National Air Traffic Controllers Association

    EIN 262419423 · Headquarters: Bentonville, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. National Air Traffic Controllers Association

    EIN 364478230 · Headquarters: Texarkana, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. National Air Traffic Controllers Association

    EIN 710667440 · Headquarters: Little Rock, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. National Air Traffic Controllers Association

    EIN 760813671 · Headquarters: ROGERS, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. National Air Traffic Controllers Association

    EIN 800420865 · Headquarters: Fayetteville, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. National Alliance of Postal and Federal Employees

    EIN 510190953 · Headquarters: LITTLE ROCK, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. National Alliance of Postal and Federal Employees

    EIN 521566716 · Headquarters: LITTLE ROCK, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. National Alliance of Postal and Federal Employees

    EIN 621712623 · Headquarters: LITTLE ROCK, AR, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  26. National Alliance of Postal and Federal Employees

    EIN 742262965 · Headquarters: LITTLE ROCK, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. National Alliance of Postal and Federal Employees

    EIN 866042486 · Headquarters: LITTLE ROCK, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. National Alumni Association Philander Smith University Inc

    EIN 363999397 · Headquarters: Little Rock, AR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. National Ambucs Inc

    EIN 260074927 · Headquarters: Rogers, AR, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  30. National Association for the Advancement of Colored People

    EIN 201515793 · Headquarters: Brinkley, AR, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  31. National Association for the Advancement of Colored People

    EIN 716061921 · Headquarters: NORTH LITTLE ROCK, AR, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  32. National Association of Benefits and Insurance Professionals

    EIN 320350308 · Headquarters: Searcy, AR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. National Association of Black Veterans Inc

    EIN 812131930 · Headquarters: Little Rock, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. National Association of Fsa County Office Employees

    EIN 710535116 · Headquarters: HAZEN, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. National Association of Letter Carriers

    EIN 237061365 · Headquarters: Marion, AR, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  36. National Association of Letter Carriers

    EIN 716061741 · Headquarters: Hot Springs, AR, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  37. National Association of Letter Carriers

    EIN 716061744 · Headquarters: Jonesboro, AR, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  38. National Association of Letter Carriers

    EIN 716061750 · Headquarters: Camden, AR, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  39. National Association of Letter Carriers

    EIN 716061755 · Headquarters: BLYTHEVILLE, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. National Association of Letter Carriers

    EIN 716094854 · Headquarters: Conway, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. National Association of Letter Carriers Branch 1946

    EIN 716061757 · Headquarters: Russellville, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. National Association of Letter Carries

    EIN 716061779 · Headquarters: Springdale, AR, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  43. National Association of Negro Business and Professional Womens C

    EIN 800323395 · Headquarters: LITTLE ROCK, AR, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  44. National Association of Neonatal Nurses

    EIN 825181670 · Headquarters: Little Rock, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. National Association of Optometrists & Opticians Inc

    EIN 510235104 · Headquarters: Bentonville, AR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. National Association of Retired & Veteran Railway Employees

    EIN 621709224 · Headquarters: Sherwood, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. National Association of Women in Construction

    EIN 716057725 · Headquarters: North Little Rock, AR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. National Association of Women in Construction

    EIN 831434884 · Headquarters: Rogers, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. National Building Blocks Corporation

    EIN 237135034 · Headquarters: Little Rock, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. National Center for Family Ministries

    EIN 465013743 · Headquarters: Rogers, AR, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  51. National Championship Bull Riders

    EIN 463416382 · Headquarters: Quitman, AR, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  52. National Contract Management Assn

    EIN 261819071 · Headquarters: Little Rock, AR, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  53. National Electrical Contractors Association Inc-Arkansas Chapter

    EIN 710229115 · Headquarters: LITTLE ROCK, AR, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  54. National Emergency Number Association

    EIN 901257001 · Headquarters: North Little Rock, AR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. National Exchange Club

    EIN 710580609 · Headquarters: Paragould, AR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. National Exchange Club

    EIN 716057369 · Headquarters: FORT SMITH, AR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. National Federation of Music Clubs

    EIN 800296342 · Headquarters: Hot Springs Vil, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. National Federation of the Blind of Arkansas

    EIN 716057788 · Headquarters: Bentonville, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. National Guard Association of Arkansas

    EIN 710393663 · Headquarters: North Little Rock, Arkansas, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  60. National Huguenot Society

    EIN 710530361 · Headquarters: Stuttgart, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. National Institute of Governmental Purchasing Inc

    EIN 710860626 · Headquarters: LITTLE ROCK, AR, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  62. National Kappa Kappa Iota Inc

    EIN 237205318 · Headquarters: Hot Springs Village, AR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. National Kappa Kappa Iota Inc

    EIN 710564406 · Headquarters: Hot Springs Village, AR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. National Kappa Kappa Iota Inc

    EIN 710589341 · Headquarters: Hot Springs Village, AR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. National Kappa Kappa Iota Inc

    EIN 710589349 · Headquarters: Hot Springs Village, AR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. National Kappa Kappa Iota Inc

    EIN 710589353 · Headquarters: Hot Springs Village, AR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. National Kappa Kappa Iota Inc

    EIN 710589355 · Headquarters: Hot Springs Village, AR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. National Kappa Kappa Iota Inc

    EIN 710784251 · Headquarters: Hot Springs Village, AR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. National Organization of Mothers of Twins Clubs Inc

    EIN 202673166 · Headquarters: BENTONVILLE, AR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. National Park College Foundation Inc

    EIN 710559526 · Headquarters: HOT SPRINGS, AR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. National Rural Letter Carriers Association

    EIN 237235377 · Headquarters: Trumann, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. National Rural Letter Carriers Association

    EIN 237235378 · Headquarters: SULPHER SPRINGS, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. National Rural Letter Carriers Association

    EIN 237235380 · Headquarters: Vilonia, AR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. National Rural Letter Carriers Association

    EIN 710426571 · Headquarters: Brookland, AR, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  75. National Society Colonel Dames Xvii Century

    EIN 716066098 · Headquarters: Royal, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. National Society Colonial Dames Xvii Century

    EIN 710757639 · Headquarters: Melbourne, AR, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  77. National Society Colonial Dames Xvii Century

    EIN 710782446 · Headquarters: Fordyce, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. National Society Colonial Dames Xvii Century

    EIN 716056712 · Headquarters: Hot Springs Village, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. National Society Colonial Dames Xvii Century

    EIN 716057176 · Headquarters: Little Rock, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. National Society Daughters of Founders & Patriots of America

    EIN 710763067 · Headquarters: Hot Springs, AR, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  81. National Society Daughters of the Union 1861-1865

    EIN 884160574 · Headquarters: Prairie Grove, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. National Society of New England Women

    EIN 710763064 · Headquarters: Hot Springs Village, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. National Society of the Children of the American Revolution

    EIN 237248836 · Headquarters: Cabot, AR, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  84. National Society of the Children of the American Revolution

    EIN 371766559 · Headquarters: Greenland, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. National Society of the Children of the American Revolution

    EIN 800307750 · Headquarters: Fordyce, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. National Society of the Children of the American Revolution

    EIN 800685024 · Headquarters: Green Forest, AR, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  87. National Society of the Children of the American Revolution

    EIN 800824811 · Headquarters: Cabot, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. National Society of the Children of the American Revolution

    EIN 900430825 · Headquarters: Texarkana, AR, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  89. National Society of the Daughters of the American Revolution

    EIN 016017952 · Headquarters: Harrison, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. National Society of the Daughters of the American Revolution

    EIN 237024170 · Headquarters: WEST HELENA, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. National Society of the Daughters of the American Revolution

    EIN 237024487 · Headquarters: Gassville, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. National Society of the Daughters of the American Revolution

    EIN 237027794 · Headquarters: Blytheville, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. National Society of the Daughters of the American Revolution

    EIN 237027805 · Headquarters: Rogers, AR, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  94. National Society of the Daughters of the American Revolution

    EIN 237027809 · Headquarters: Hot Springs, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. National Society of the Daughters of the American Revolution

    EIN 237036505 · Headquarters: Bella Vista, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. National Society of the Daughters of the American Revolution

    EIN 271682041 · Headquarters: Mena, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. National Society of the Daughters of the American Revolution

    EIN 320376662 · Headquarters: Bald Knob, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. National Society of the Daughters of the American Revolution

    EIN 332259137 · Headquarters: Pocahontas, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. National Society of the Daughters of the American Revolution

    EIN 486154994 · Headquarters: Harrison, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. National Society of the Daughters of the American Revolution

    EIN 510186795 · Headquarters: Pangburn, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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