Unknown & Unclassified nonprofits

Unknown & Unclassified nonprofits. Browse 557,756 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. National Football Foundation and College Suffolk Chapter

    EIN 113286695 · Headquarters: NEW YORK, NY, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  2. National Football Foundation and Hall of Fame South Jersey Chapter

    EIN 223208904 · Headquarters: Galloway, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. National Football Foundation of Western Mass Chapter

    EIN 510238521 · Headquarters: LONGMEADOW, MA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  4. National Football Foundation&College Hall of Fame

    EIN 860895623 · Headquarters: Tucson, AZ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  5. National Football League Non-player Insurance Trust

    EIN 237434088 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. National Football League Physicians Society

    EIN 351887127 · Headquarters: INDIANAPOLIS, IN, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  7. National Football League Referees' Association

    EIN 231919458 · Headquarters: BRADENTON, FL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. National Forage Tesing Assn Inc

    EIN 382509919 · Headquarters: STUART, FL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  9. National Foreign Trade Council Foundation

    EIN 133013090 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. National Foreign Trade Council Inc

    EIN 135266965 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. National Forest Homeowners

    EIN 931162023 · Headquarters: TALENT, OR, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  12. National Forest Recreation Association

    EIN 237132947 · Headquarters: WOODLAKE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. National Forum for Environmental and Toxic Tort Issues Inc

    EIN 474278762 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  14. National Forum of ESRD Networks Inc

    EIN 133246354 · Headquarters: Henrico, VA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  15. National Foster Parent Association

    EIN 060899870 · Headquarters: HAGERSTOWN, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. National Foundation for Certified Professional Service Representatvs

    EIN 541774771 · Headquarters: ST PETERSBURG, FL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. National Foundation for Ectodermal Dysplasias

    EIN 371112496 · Headquarters: FAIRVIEW HEIGHTS, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  18. National Foundation For Eye Research

    EIN 046055645 · Headquarters: Meredith, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. National Foundation for Infectious Diseases

    EIN 237198530 · Headquarters: BETHESDA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. National Foundation for Prevention of Chemical Dependency Disease

    EIN 470662117 · Headquarters: EVERGREEN, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. National Foundation for Transplants Inc

    EIN 581527254 · Headquarters: MEMPHIS, TN, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  22. National Foundation for Unemployment Compensation and Workers' Compensation

    EIN 521326662 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  23. National Foundation for Women Legislators Inc

    EIN 521480785 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. National Foundation of Dentistry for the Handicapped - Group

    EIN 841043478 · Headquarters: DENVER, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. National Frame Building Association Inc

    EIN 237178274 · Headquarters: DAYTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. National Fraternal Order of Police

    EIN 231283161 · Headquarters: NASHVILLE, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. National Fraternal Order of Police

    EIN 331336329 · Headquarters: Milford, NE, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. National Fraternal Order of Police

    EIN 331352919 · Headquarters: Renton, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. National Fraternal Order of Police

    EIN 332493297 · Headquarters: Altoona, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. National Fraternal Order of Police

    EIN 334123296 · Headquarters: Elizabethtown, KY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. National Fraternal Order of Police Auxiliary

    EIN 352180499 · Headquarters: NASHVILLE, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  32. National Fraternal Order of Police Foundation

    EIN 521606785 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. National Fraternity of Phi Gamma Nu

    EIN 260070443 · Headquarters: Philadelphia, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. National Fraternity of Phi Gamma Nu

    EIN 262267775 · Headquarters: Ithaca, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. National Fraternity of Phi Gamma Nu

    EIN 341560415 · Headquarters: Champaign, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. National Fraternity of Phi Gamma Nu

    EIN 341560429 · Headquarters: Indiana, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. National Fraternity of Phi Gamma Nu

    EIN 362372971 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. National Fraternity of Phi Gamma Nu

    EIN 384058539 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  39. National Fraternity of Phi Gamma Nu

    EIN 463943870 · Headquarters: St Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. National Fraternity of Phi Gamma Nu

    EIN 465436289 · Headquarters: ANN ARBOR, MI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. National Fraternity of Phi Gamma Nu

    EIN 465475869 · Headquarters: Normal, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. National Fraternity of Phi Gamma Nu

    EIN 471549209 · Headquarters: University Park, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. National Fraternity of Phi Gamma Nu

    EIN 472074842 · Headquarters: Buffalo Grove, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. National Fraternity of Phi Gamma Nu

    EIN 475158087 · Headquarters: Iowa City, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. National Fraternity of Phi Gamma Nu

    EIN 823703724 · Headquarters: Austin, TX, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  46. National Fraternity of Phi Gamma Nu

    EIN 842404841 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. National Fraternity of Phi Gamma Nu

    EIN 853664669 · Headquarters: Oxford, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. National Fraternity of Phi Gamma Nu

    EIN 920572220 · Headquarters: New York, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. National Fraternity of Phi Gamma Nu

    EIN 933268411 · Headquarters: Tucson, AZ, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  50. National Fraternity of Phi Gamma Nu

    EIN 934713384 · Headquarters: Auburn, AL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. National Fraternityof Phi Gamma Nu

    EIN 844921186 · Headquarters: Harrisonburg, VA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. National Freedom Day Association

    EIN 232155843 · Headquarters: PHILADELPHIA, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. National Freedom to Work Committee

    EIN 541192245 · Headquarters: Springfield, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. National Freight Transportation Association

    EIN 232056969 · Headquarters: ERIE, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  55. National French Honor Society

    EIN 760118120 · Headquarters: Geneseo, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. National Friends of Amistad Inc

    EIN 237177060 · Headquarters: Yazoo City, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. National Friends of Public Broadcasting Inc

    EIN 237075729 · Headquarters: COLLEGE STA, TX, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  58. National Frozen & Refrigerated Foods Association Inc

    EIN 251206175 · Headquarters: HARRISBURG, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  59. National Fuel Gas Supply & Penn York Veba for Collectively Bargained Ees

    EIN 161440168 · Headquarters: WILLIAMSVILLE, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  60. National Funeral Directors & Morticians Association Inc

    EIN 521195529 · Headquarters: Union City, GA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  61. National Funeral Directors Association of the United States Inc

    EIN 390978598 · Headquarters: BROOKFIELD, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. National Futures Association

    EIN 362960981 · Headquarters: Chicago, IL, United States · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. National G & T Managers Association

    EIN 521698388 · Headquarters: Arlington, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  64. National Garden Bureau

    EIN 521070693 · Headquarters: DOWNERS GROVE, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  65. National Gas & Oil Cooperative

    EIN 314215215 · Headquarters: Newark, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. National Gaucher Care Foundation Inc

    EIN 521815708 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. National Gene Test Fund Inc

    EIN 205160847 · Headquarters: Lexington, KY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. National Genealogical Society

    EIN 520745713 · Headquarters: Falls Church, VA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  69. National Geospatial-intelligence Alumni Association-west

    EIN 431202933 · Headquarters: Saint Louis, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. National Giving Alliance

    EIN 208967079 · Headquarters: Fullerton, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. National Giving Alliance

    EIN 226054155 · Headquarters: Woodstown, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. National Giving Alliance

    EIN 226077273 · Headquarters: Trenton, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. National Giving Alliance

    EIN 231352241 · Headquarters: WARMINSTER, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  74. National Giving Alliance

    EIN 231445628 · Headquarters: Philadelphia, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  75. National Giving Alliance

    EIN 233090695 · Headquarters: Hatboro, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  76. National Giving Alliance

    EIN 236410733 · Headquarters: Spring City, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. National Giving Alliance

    EIN 236410744 · Headquarters: Hatfield, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  78. National Giving Alliance

    EIN 236410748 · Headquarters: Lansdale, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. National Giving Alliance

    EIN 236410755 · Headquarters: Williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. National Giving Alliance

    EIN 236410756 · Headquarters: New Hope, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  81. National Giving Alliance

    EIN 236410767 · Headquarters: Pennsdale, PA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  82. National Giving Alliance

    EIN 236410789 · Headquarters: CHURCHVILLE, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. National Giving Alliance

    EIN 256076630 · Headquarters: Oil City, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. National Giving Alliance

    EIN 541462456 · Headquarters: Gloucester, VA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  85. National Giving Alliance

    EIN 546060253 · Headquarters: SALEM, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. National Giving Alliance

    EIN 596166920 · Headquarters: Bartow, FL, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  87. National Giving Alliance

    EIN 756047321 · Headquarters: SHERMAN, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. National Giving Alliance - Lakeland Branch

    EIN 596166924 · Headquarters: Lakeland, FL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  89. National Giving Alliance-Flint Branch

    EIN 386108092 · Headquarters: Grand Blanc, MI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  90. National Glass Association

    EIN 530245095 · Headquarters: VIENNA, VA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  91. National Gluten-free Business Forum

    EIN 453802569 · Headquarters: Portland, OR, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  92. National Go Solar Foundation

    EIN 463333541 · Headquarters: LEWISVILLE, TX, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  93. National Golf Course Owners Association

    EIN 362916462 · Headquarters: CHARLESTON, SC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. National Golf Foundation Inc

    EIN 362250699 · Headquarters: Jupiter, FL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. National Golf Links of America

    EIN 111116840 · Headquarters: SOUTHAMPTON, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. National Goose Council

    EIN 410981756 · Headquarters: Sisseton, SD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  97. National Governors Association Center for Best Practices

    EIN 237391796 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. National Grain and Feed Association

    EIN 530238079 · Headquarters: ARLINGTON, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. National Grange Mutual Charitable Foundation Inc

    EIN 237228264 · Headquarters: KEENE, NH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  100. National Grange of the Patrons of Husbandry

    EIN 275421989 · Headquarters: Palmer, AK, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

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