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. Chatfield Youth Basketball

    EIN 465638843 · Headquarters: Littleton, CO, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  2. Chatham - Bridging the Gap

    EIN 472136289 · Headquarters: Chatham, NJ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Chatham Area Chamber of Commerce Inc

    EIN 371307691 · Headquarters: Chatham, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Chatham Arts Council Inc

    EIN 561621611 · Headquarters: Pittsboro, NC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Chatham Avalon Park Community Council

    EIN 364035206 · Headquarters: Chicago, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  6. Chatham Beach & Tennis Club Inc

    EIN 041171225 · Headquarters: BREWSTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Chatham Cemetery Association Inc

    EIN 721002070 · Headquarters: Chatham, LA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  8. Chatham Chamber of Commerce

    EIN 042619692 · Headquarters: CHATHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  9. Chatham Chamber of Commerce

    EIN 560500283 · Headquarters: PITTSBORO, NC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Chatham Chorale Inc

    EIN 042661314 · Headquarters: WEST DENNIS, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  11. Chatham Christian Academy

    EIN 922996396 · Headquarters: Goldston, NC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Chatham Club Inc

    EIN 581030868 · Headquarters: SAVANNAH, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Chatham Community Band Inc

    EIN 222582925 · Headquarters: Green Village, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Chatham County Association of Educational Office Professionals

    EIN 561784756 · Headquarters: Pittsboro, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Chatham County Farm Bureau

    EIN 566065942 · Headquarters: PITTSBORO, NC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  16. Chatham County Farm Bureau Inc

    EIN 581264208 · Headquarters: SAVANNAH, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Chatham County Historical Association Inc

    EIN 561697061 · Headquarters: Pittsboro, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Chatham County Literacy Council Inc

    EIN 581870076 · Headquarters: Pittsboro, NC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Chatham County Livestock Producers Assoc Inc

    EIN 561764632 · Headquarters: Siler City, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Chatham County Retired School Personnel Association Scholarship

    EIN 561474375 · Headquarters: Ramseur, NC, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  21. Chatham Emergency Services

    EIN 580870522 · Headquarters: Savannah, GA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Chatham Emergency Squad Inc

    EIN 237122409 · Headquarters: CHATHAM, NJ, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  23. Chatham Fire Association Inc C/o Gerard Smith Treasurer

    EIN 237110518 · Headquarters: CHATHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  24. Chatham Fire Department Association Inc

    EIN 222276085 · Headquarters: CHATHAM, NJ, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  25. Chatham Fish and Game Protective Association

    EIN 220818400 · Headquarters: CHATHAM, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Chatham Foundation Inc

    EIN 560771852 · Headquarters: RALEIGH, NC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  27. Chatham Grove Elementary School PTA

    EIN 851114661 · Headquarters: Pittsboro, NC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  28. Chatham Habitat for Humanity Inc

    EIN 561689599 · Headquarters: Pittsboro, NC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Chatham High School Band Boosters

    EIN 465495954 · Headquarters: Chatham, VA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  30. Chatham Hill Foundation

    EIN 752532557 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  31. Chatham Historical Society

    EIN 222304424 · Headquarters: CHATHAM, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Chatham Historical Society Inc

    EIN 046045540 · Headquarters: CHATHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Chatham Housing Authority

    EIN 382780662 · Headquarters: CHATHAM, MI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  34. Chatham Jaycees

    EIN 371114162 · Headquarters: CHATHAM, IL, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  35. Chatham Kiwanis Scholarship Fund % Stochholm

    EIN 237438319 · Headquarters: CHATHAM, NJ, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  36. Chatham Little League Inc

    EIN 521286816 · Headquarters: GHENT, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  37. Chatham Nea

    EIN 920150127 · Headquarters: Angoon, AK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Chatham Outreach Alliance Inc

    EIN 561668767 · Headquarters: PITTSBORO, NC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Chatham Platform Tennis Association Inc

    EIN 042631818 · Headquarters: CHATHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  40. Chatham School of Science & Engineering PTA

    EIN 843711908 · Headquarters: Siler City, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Chatham Soccer Association Inc

    EIN 821987099 · Headquarters: CHATHAM, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  42. Chatham Twp Bicentennial

    EIN 814420206 · Headquarters: Spencer, OH, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  43. Chatham Woods Homeowners Association Inc

    EIN 311393973 · Headquarters: Loveland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Chatham-beech Charitable Foundation

    EIN 226374659 · Headquarters: SOUTH WINDSOR, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  45. Chatiemac Club

    EIN 237111999 · Headquarters: BALLSTON SPA, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  46. Chatillon-DeMenil House Foundation

    EIN 436055281 · Headquarters: Saint Louis, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  47. Chatman Memorial Center Inc

    EIN 752287422 · Headquarters: LUBBOCK, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Chatmoss Country Club

    EIN 540650771 · Headquarters: MARTINSVILLE, VA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  49. Chatom Dixie Youth Baseball

    EIN 630980657 · Headquarters: Chatom, AL, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  50. Chatsworth Charter High School PTSA

    EIN 954355053 · Headquarters: Chatsworth, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  51. Chatsworth Community Coordinating Council

    EIN 273744304 · Headquarters: Chatsworth, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Chatsworth Community Preservation

    EIN 844126504 · Headquarters: Chatsworth, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  53. Chatsworth Eton Murray Chmbr of Commerce

    EIN 581314165 · Headquarters: CHATSWORTH, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Chatsworth Junior Baseball League Association Inc

    EIN 956091856 · Headquarters: CHATSWORTH, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Chatsworth Park Elementary PTA

    EIN 956207093 · Headquarters: Chatsworth, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  56. Chatsworth Youth Sports Inc

    EIN 237326359 · Headquarters: Northridge, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  57. Chatt Foundation

    EIN 621151413 · Headquarters: CHATTANOOGA, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. Chatt Water Supply Corporation

    EIN 741787125 · Headquarters: Abbott, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Chattahooche Valley Moose Legion No 130

    EIN 581708476 · Headquarters: LEESBURG, GA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Chattahoochee ES PTA

    EIN 581847812 · Headquarters: DULUTH, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  61. Chattahoochee Handweavers Guild Incorporated

    EIN 581336694 · Headquarters: Atlanta, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  62. Chattahoochee High School PTSA

    EIN 581992410 · Headquarters: Alpharetta, GA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  63. Chattahoochee Lions Club

    EIN 596155163 · Headquarters: Chattahoochee, FL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Chattahoochee Mens Golf Association

    EIN 473413645 · Headquarters: Gainesville, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Chattahoochee Navhda Inc

    EIN 824583185 · Headquarters: Newnan, GA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  66. Chattahoochee Tech Foundation Inc

    EIN 581684206 · Headquarters: Marietta, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Chattahoochee Trail Horse Association Inc

    EIN 582074860 · Headquarters: Dahlonega, GA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Chattahoochee Valley Educational Foundation Inc

    EIN 237061995 · Headquarters: LANETT, AL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Chattahoochee Valley Episcopal

    EIN 581480175 · Headquarters: COLUMBUS, GA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  70. Chattahoochee-flint Gystc

    EIN 582277122 · Headquarters: AMERICUS, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  71. Chattanooga & Hamilton County Medical Society Inc

    EIN 620526054 · Headquarters: CHATTANOOGA, TN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  72. Chattanooga Amateur Radio Club Inc

    EIN 581791723 · Headquarters: Hixson, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Chattanooga Area Aquatics Society

    EIN 331989765 · Headquarters: East Ridge, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Chattanooga Area Central Office Inc

    EIN 621232976 · Headquarters: East Ridge, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  75. Chattanooga Area Convention & Visitors Bureau Inc

    EIN 620156713 · Headquarters: CHATTANOOGA, TN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  76. Chattanooga Area Square Dance Association

    EIN 450596716 · Headquarters: Ringgold, GA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  77. Chattanooga Area Veterans Council

    EIN 621686744 · Headquarters: Chattanooga, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Chattanooga Association for Childrens Early Education

    EIN 621397709 · Headquarters: East Ridge, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Chattanooga Association for Clinical Pastoral Care Inc

    EIN 581584115 · Headquarters: Chattanooga, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Chattanooga Ball Association Inc

    EIN 620649630 · Headquarters: CHATTANOOGA, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Chattanooga Bar Association

    EIN 626043623 · Headquarters: CHATTANOOGA, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Chattanooga Bar Foundation

    EIN 621392178 · Headquarters: CHATTANOOGA, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  83. Chattanooga Cancer Support Services

    EIN 626041950 · Headquarters: CHATTANOOGA, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Chattanooga Cares Inc

    EIN 621325543 · Headquarters: Chattanooga, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Chattanooga Chapter of Tennessee Organization of Nurse Executives

    EIN 474018311 · Headquarters: Hixson, TN, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  86. Chattanooga Chapter of the Con- Struction Specifications Institute

    EIN 621456346 · Headquarters: Chattanooga, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. Chattanooga Chevrolet Local Marketing Association

    EIN 262273841 · Headquarters: CHATTANOOGA, TN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  88. Chattanooga Chi Omega Alumnae House Corporation

    EIN 591778634 · Headquarters: CHATTANOOGA, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Chattanooga Civitan Childrens Foundation Inc

    EIN 626036153 · Headquarters: SIGNAL MOUNTAIN, TN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  90. Chattanooga Classical Academy

    EIN 813756680 · Headquarters: CHATTANOOGA, TN, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  91. Chattanooga Electrical Joint Apprenticeship and Training Center

    EIN 626043424 · Headquarters: CHATTANOOGA, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Chattanooga Federal Employees Credit Union

    EIN 620156027 · Headquarters: CHATTANOOGA, TN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  93. Chattanooga Fire Fighters Assoc

    EIN 626063764 · Headquarters: CHATTANOOGA, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Chattanooga Golf & Country Club

    EIN 620156100 · Headquarters: CHATTANOOGA, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Chattanooga Hamilton County Medical Society Auxiliary Inc

    EIN 510161955 · Headquarters: Chattanooga, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Chattanooga Housing Corp Kappa Sigma Fraternity

    EIN 541093553 · Headquarters: CHATTANOOGA, TN, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  97. Chattanooga Iron Workers JAC Fund

    EIN 620756763 · Headquarters: Chattanooga, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Chattanooga Junior Rowing Booster Association

    EIN 455602368 · Headquarters: Chattanooga, TN, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  99. Chattanooga Kennel Club Inc

    EIN 237178129 · Headquarters: CLEVELAND, TN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  100. Chattanooga Kiwanis Youth Foundation Inc

    EIN 620544651 · Headquarters: CHATTANOOGA, TN, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

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