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 City Host Lions Club

    EIN 951446477 · Headquarters: NATIONAL CITY, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  2. National City Police Officers Associati

    EIN 237339271 · Headquarters: NATIONAL CITY, CA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  3. National Civil Justice Institute

    EIN 046079643 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. National Civil War Association Inc

    EIN 680039574 · Headquarters: SANTA CLARA, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. National Class E Scow Association

    EIN 930813384 · Headquarters: Monona, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  6. National Classic Old Frill Club

    EIN 934672367 · Headquarters: Kaysville, UT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. National Classification Management Society

    EIN 237071476 · Headquarters: WAYNE, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. National Clay Pipe Institute

    EIN 530218921 · Headquarters: ELKHORN, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. National Clearinghouse for the Defense of Battered Women

    EIN 232473361 · Headquarters: ST PAUL, MN, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  10. National Club Association

    EIN 520788793 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  11. National Coal Council Inc

    EIN 541336131 · Headquarters: WASHINGTON, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. National Coal Transportation Association

    EIN 840740222 · Headquarters: SANDY, UT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. National Coalition Building Institu

    EIN 222627168 · Headquarters: SILVER SPRING, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. National Coalition Building Institute Inc

    EIN 770324127 · Headquarters: Pacific Grove, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. National Coalition for Capital

    EIN 264517793 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  16. National Coalition for Housing Opportunities Inc

    EIN 731355335 · Headquarters: Winchester, VA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. National Coalition for Issue Reform Action

    EIN 464432788 · Headquarters: Rancho Dminguez, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  18. National Coalition for Men San Diego

    EIN 412232284 · Headquarters: SAN DIEGO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. National Coalition for Responsible Cannabinoid

    EIN 412648159 · Headquarters: Castle Rock, CO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  20. National Coalition for the Homeless

    EIN 521517415 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. National Coalition of 100 Black Woman Chicago Metr

    EIN 844769693 · Headquarters: Chicago, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  22. National Coalition of 100 Black Women Anne Arundel County Chapter

    EIN 611403821 · Headquarters: Hanover, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. National Coalition of 100 Black Women Central Valley

    EIN 852002928 · Headquarters: Modesto, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  24. National Coalition of 100 Black Women Inc

    EIN 133168694 · Headquarters: ATLANTA, GA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  25. National Coalition of 100 Black Women Inc

    EIN 521592873 · Headquarters: Riverdale, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  26. National Coalition of 100 Black Women Inc Pa Chapter

    EIN 222481506 · Headquarters: PHILADELPHIA, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. National Coalition of 100 Black Women Inc-central Mississippi Chapter

    EIN 582063167 · Headquarters: JACKSON, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  28. National Coalition of 100 Black Women Manhattan Chapter

    EIN 133919782 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  29. National Coalition of American Nuns

    EIN 237273905 · Headquarters: Mount Rainier, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  30. National Coalition of Black American Men Incorporated

    EIN 391716554 · Headquarters: Milwaukee, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  31. National Coalition of Black Lung and Respiratory Disease Clinics In

    EIN 621257302 · Headquarters: Lafollette, TN, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  32. National Coalition of Clergy and Laity

    EIN 222717625 · Headquarters: WHITEHALL, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  33. National Coalition of Federal Aviation Employees W-disabilities

    EIN 731450131 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  34. National Coalition of Free Men Washington Dc Chapter

    EIN 522302530 · Headquarters: SAN DIEGO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. National Coalition on Health Care

    EIN 521687849 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. National Coffee Association of the USA Inc

    EIN 237129817 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. National Coil Coating Association

    EIN 366078514 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. National College of Midwifery

    EIN 850387957 · Headquarters: TAOS, NM, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  39. National College of Probate Judges

    EIN 362856777 · Headquarters: Williamsburg, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. National Collegiate Club Golf Association

    EIN 562641511 · Headquarters: Fairfield, OH, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  41. National Collegiate Honors Council

    EIN 521188042 · Headquarters: LINCOLN, NE, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  42. National Collegiate Wrestling Found Ation

    EIN 331532646 · Headquarters: Murphy, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. National Commission for Certification of Anesthesiologist Assistants

    EIN 581942247 · Headquarters: Florence, KY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  44. National Commission for Health Education Credentialing Inc

    EIN 042752770 · Headquarters: BETHLEHEM, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  45. National Commission for the Certification of Crane Operators Inc

    EIN 541750577 · Headquarters: Murray, UT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. National Committee for a Human Life Amendment Inc

    EIN 520991848 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  47. National Committee for Amish Religious Freedom

    EIN 383630813 · Headquarters: LITITZ, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. National Committee for Furtherance of Jewish Education and Affilliates

    EIN 116003180 · Headquarters: BROOKLYN, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. National Committee for Religious Freedom Inc

    EIN 872855712 · Headquarters: TOPEKA, KS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. National Committee for Responsible Patriotism

    EIN 237059753 · Headquarters: Bronx, NY, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  51. National Committee for Responsive Philanthropy

    EIN 521072749 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. National Committee for the History of Art Inc Co Amy F Ogata

    EIN 133196574 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  53. National Committee on Pay Equity

    EIN 521236016 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. National Committee on Planned Giving

    EIN 752267858 · Headquarters: Dallas, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. National Committee to Preserve Social Security and Medicare

    EIN 521312579 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. National Communication Association

    EIN 356007147 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. National Community Action Foundation Inc

    EIN 521219782 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. National Community Church

    EIN 522016840 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-T

  59. National Community Development Corporation

    EIN 273824689 · Headquarters: Winston Salem, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. National Community Development Outreach

    EIN 851893929 · Headquarters: Katy, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. National Community of Catechetical Leaders

    EIN 520969407 · Headquarters: CHESHIRE, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. National Community Pharmacists Association

    EIN 361520710 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. National Community Pharmacists Association

    EIN 831920965 · Headquarters: Moncure, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. National Community Pharmacists Association North Philadelphia

    EIN 465121279 · Headquarters: Philadelphia, PA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  65. National Community Pharmacists Associations Student Chapter at Us

    EIN 471569043 · Headquarters: Tampa, FL, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  66. National Community Pharmacy Partnership

    EIN 721291574 · Headquarters: Baton Rouge, LA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. National Community Resource Center

    EIN 411684000 · Headquarters: Rochester, MN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. National Concrete Burial Vault Association

    EIN 316041217 · Headquarters: GREENVILLE, SC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  69. National Concrete Masonry Association

    EIN 530246353 · Headquarters: Herndon, VA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  70. National Confectioners Association of the United States Inc

    EIN 361521980 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. National Confectionery Sales Assn

    EIN 222180996 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. National Conference of Appellate Court Clerks

    EIN 840732876 · Headquarters: WILLIAMSBURG, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  73. National Conference of Bankruptcy Clerks

    EIN 953551415 · Headquarters: VERSAILLES, KY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  74. National Conference of Bankruptcy Judges

    EIN 756036768 · Headquarters: ALBANY, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  75. National Conference of Chinese Churches Inc

    EIN 237235930 · Headquarters: San Francisco, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. National Conference of Firemen & Oilers

    EIN 536013725 · Headquarters: Falls Church, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. National Conference of Insurance Guaranty Funds Inc

    EIN 363678111 · Headquarters: INDIANAPOLIS, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. National Conference of Law Enforcement Emerald Societies

    EIN 521955374 · Headquarters: BELAIR, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. National Conference of Puerto Rican Women Inc

    EIN 521638128 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. National Conference of Regulatory Attorneys

    EIN 911282122 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  81. National Conference of Standards Laboratories Inc

    EIN 846036443 · Headquarters: GLEN ELLYN, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. National Conference of State Human Services Financ

    EIN 581583134 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  83. National Conference of State S Dba the Georgia State Society O

    EIN 541304181 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. National Conference of State Societ Dba Mississippi Society of Washingt

    EIN 203823618 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  85. National Conference of State Societ Dba Oregon State Society

    EIN 753205489 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  86. National Conference of State Societies W Dba Kansas Society of Washington Dc

    EIN 510606347 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  87. National Conference of State Societies Washington District C

    EIN 541993305 · Headquarters: Alexandria, VA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  88. National Conference of State Societies Washington District of C

    EIN 260041885 · Headquarters: Alexandria, VA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. National Conference of State Societies Washington District of C

    EIN 263718161 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. National Conference of State Societies Washington District of C

    EIN 320003745 · Headquarters: Alexandria, VA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  91. National Conference of State Societies Washington District of C

    EIN 412192286 · Headquarters: Arlington, VA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  92. National Conference of State Societies Washington District of C

    EIN 460465920 · Headquarters: ANNANDALE, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. National Conference of State Societies Washington District of C

    EIN 521907322 · Headquarters: Takoma Park, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. National Conference of Veterans Affairs Catholic Chaplains Inc

    EIN 364563025 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  95. National Conference on Citizenship

    EIN 520698385 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. National Conference on Interstate Milk Shipments

    EIN 591487155 · Headquarters: WOODLAND, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  97. National Conference on Ministry to the Armed Forces

    EIN 541188519 · Headquarters: ARLINGTON, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. National Conference on Public Employee

    EIN 310729205 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  99. National Conference on Public Employee Retirement

    EIN 016186835 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. National Conflict Resolution Center

    EIN 330433314 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

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