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. Black Girls Build Inc

    EIN 851418475 · Headquarters: BELLEVILLE, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Black Girls in Boardrooms

    EIN 853890985 · Headquarters: New Orleans, LA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  3. Black Gold Culture Camp

    EIN 464608274 · Headquarters: Eugene, OR, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  4. Black Gold Womens Golf Club

    EIN 800657263 · Headquarters: Yorba Linda, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Black Graduate Student Network

    EIN 461310388 · Headquarters: New Haven, CT, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  6. Black Hall Oral Maxillofacial Surgery PC

    EIN 920895708 · Headquarters: WESTBURY, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  7. Black Hammock Island Civic Association Inc

    EIN 592104167 · Headquarters: Jacksonville, FL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Black Hawk Chamber Music Festival

    EIN 203085994 · Headquarters: Rock Island, IL, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  9. Black Hawk Chapter - 2

    EIN 262581512 · Headquarters: Oelwein, IA, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  10. Black Hawk College Foundation

    EIN 363240562 · Headquarters: MOLINE, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Black Hawk College-s Lardner Irr

    EIN 366582462 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  12. Black Hawk County 4-H & Ffa Fair

    EIN 421212458 · Headquarters: WATERLOO, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. Black Hawk County Bar Association

    EIN 421211941 · Headquarters: WATERLOO, IA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  14. Black Hawk County Pork Producers Association

    EIN 421164381 · Headquarters: LA PORTE CITY, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Black Hawk East College Foundation

    EIN 237260512 · Headquarters: GALVA, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Black Hawk Economic Development Inc

    EIN 421114803 · Headquarters: WATERLOO, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Black Hawk Education Association

    EIN 262814573 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Black Hawk Educational Support Team

    EIN 262814508 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Black Hawk Elementary Parents and Teachers Students Association

    EIN 460437617 · Headquarters: Black Hawk, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Black Hawk Labor Temple

    EIN 902372592 · Headquarters: waterloo, IA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  21. Black Hawk Lodge 11 Af & Am

    EIN 846050394 · Headquarters: Denver, CO, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  22. Black Hawk Pistol Club Inc

    EIN 320561826 · Headquarters: Cedar Falls, IA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  23. Black Hawk Temple Aossication Inc

    EIN 841201431 · Headquarters: Brighton, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. Black Hawk Unit Irta

    EIN 363131492 · Headquarters: ROCK ISLAND, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Black Hawk Water Association

    EIN 237030207 · Headquarters: Coila, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Black Health Trust

    EIN 851517330 · Headquarters: Inglewood, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Black Hedge Fund Professionals Network Corp

    EIN 874188939 · Headquarters: New York, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Black Heritage Organization

    EIN 465052309 · Headquarters: FPO, AE, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  29. Black Hills Advertising Federation

    EIN 460385652 · Headquarters: RAPID CITY, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  30. Black Hills Amateur Radio Club Inc

    EIN 460360867 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Black Hills Animal Ally Foundation

    EIN 650415399 · Headquarters: RAPID CITY, SD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  32. Black Hills Area Council Inc Boy Scouts of America 695

    EIN 460224539 · Headquarters: RAPID CITY, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Black Hills Astronomical Society

    EIN 460349625 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Black Hills Bed and Breakfasts

    EIN 465424313 · Headquarters: Hot Springs, SD, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  35. Black Hills Central Reservations

    EIN 460432545 · Headquarters: Deadwood, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Black Hills Chamber Music Society

    EIN 460282351 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. Black Hills Chapter of the Institute of Internal Auditors

    EIN 811094715 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  38. Black Hills Chapter of the South Dakota Enginering Society

    EIN 460404240 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Black Hills Chiropractic Society

    EIN 460424350 · Headquarters: RAPID CITY, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  40. Black Hills Coin Club

    EIN 203960216 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  41. Black Hills Corral of Westerners

    EIN 460362658 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Black Hills Dance Co

    EIN 411895378 · Headquarters: Piedmont, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Black Hills District Dental Society

    EIN 262197352 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Black Hills District of Garden Clubs

    EIN 900631311 · Headquarters: Olympia, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Black Hills Educational Institute Inc

    EIN 460430030 · Headquarters: Rapid City, SD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  46. Black Hills Electric Cooperative

    EIN 460111503 · Headquarters: Custer, South Dakota, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  47. Black Hills Flower Designers

    EIN 911239593 · Headquarters: Olympia, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Black Hills Ford & Mustang Club

    EIN 363884425 · Headquarters: Rapid City, SD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  49. Black Hills Forest Resource Association

    EIN 460384360 · Headquarters: HULETT, WY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  50. Black Hills Forum and Press Club

    EIN 475556883 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  51. Black Hills Gymnastics Booster Association

    EIN 812992099 · Headquarters: Lacey, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Black Hills Home Builders Assn Inc

    EIN 460317838 · Headquarters: RAPID CITY, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Black Hills Home Explorers 4-H Club

    EIN 850949984 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Black Hills Homeschool Co-op

    EIN 320245884 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  55. Black Hills Juniors Volleyball Club

    EIN 853532003 · Headquarters: Rapid City, SD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  56. Black Hills Mining Museum

    EIN 460392748 · Headquarters: LEAD, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Black Hills Mountain Bike Association

    EIN 460442480 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Black Hills Orienteering Club

    EIN 261293135 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  59. Black Hills Preservation Project

    EIN 995075510 · Headquarters: Custer, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Black Hills Quilters Guild

    EIN 460341494 · Headquarters: Rapid City, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  61. Black Hills Regional Chapter of Sigma Xi

    EIN 272815283 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Black Hills Regional Multiple Use Coalition

    EIN 460417865 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. Black Hills Retired School Personnel

    EIN 460354548 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Black Hills Roundup

    EIN 911872929 · Headquarters: BELLE FOURCHE, SD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  65. Black Hills Ski-for-light

    EIN 460355182 · Headquarters: RAPID CITY, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  66. Black Hills Snowmobile Club

    EIN 383806372 · Headquarters: Rapid city, SD, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  67. Black Hills Soccer Federation Inc

    EIN 460363026 · Headquarters: RAPID CITY, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Black Hills Transit Inc

    EIN 464645470 · Headquarters: Spearfish, SD, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  69. Black Hills Visitor Information

    EIN 460421392 · Headquarters: RAPID CITY, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Black Hills Works Foundation Inc

    EIN 460363653 · Headquarters: RAPID CITY, SD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  71. Black History Brain Bowl

    EIN 300493783 · Headquarters: Port Orange, FL, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  72. Black Hole Inc

    EIN 742517815 · Headquarters: Round Rock, TX, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  73. Black House Hunting Club

    EIN 264362902 · Headquarters: Willis, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  74. Black Houstonian Historical Society Inc

    EIN 851493296 · Headquarters: Houston, TX, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  75. Black Ice Softball Inc

    EIN 934016987 · Headquarters: HEBER CITY, UT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. Black Ice Womens Hockey

    EIN 452758831 · Headquarters: Derry, NH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  77. Black in Anatomy

    EIN 873931797 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Black in Government

    EIN 830507749 · Headquarters: KAILUA, HI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Black in Immuno

    EIN 853984270 · Headquarters: HOUSTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Black Insurance Industry Collective Inc

    EIN 881174446 · Headquarters: MALVERN, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Black J Irrev Trust Dt 111089 - 4410713400

    EIN 386651514 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  82. Black Jack Baptist Church Cemetery Memorial

    EIN 646157318 · Headquarters: BIRMINGHAM, AL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. Black Jack Volunteer Fire Department

    EIN 742119144 · Headquarters: Rockdale, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Black Jack Volunteer Fire Dept Inc C/o Jason R Hardee

    EIN 561401653 · Headquarters: GREENVILLE, NC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Black Jackal Corp

    EIN 853103549 · Headquarters: DECATUR, GA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  86. Black Jacks Motorcycle Club New York Inc

    EIN 815262141 · Headquarters: Rochester, NY, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  87. Black James & Margaret Endow Sch Fd

    EIN 386800282 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  88. Black Kettle Sportsmen Inc

    EIN 232464555 · Headquarters: Windsor, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Black Knight Association

    EIN 920718843 · Headquarters: Fort Hood, TX, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  90. Black Knight Country Club Inc

    EIN 550365078 · Headquarters: BECKLEY, WV, USA · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990

  91. Black Knights Lacrosse Club

    EIN 471778485 · Headquarters: Landisville, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Black Lake Association Inc

    EIN 161246384 · Headquarters: HAMMOND, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Black Latino Leadership Coalition

    EIN 821345677 · Headquarters: COLORADO SPGS, CO, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  94. Black Latinx Asian Charter Collaborative

    EIN 873571467 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Black Leadership and Christ's Kingdom Society

    EIN 237027272 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  96. Black Leadership PA

    EIN 933532610 · Headquarters: Philadelphia, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Black Lick Cemetery Assoc

    EIN 800589070 · Headquarters: Wytheville, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Black Lightning Htx

    EIN 393122839 · Headquarters: Katy, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Black Lion Amhara Movement

    EIN 922397037 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Black Lion Foundation Inc

    EIN 851748206 · Headquarters: Maple Grove, MN, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

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