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. Clarkston Community Historical Society

    EIN 237379799 · Headquarters: Clarkston, MI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  2. Clarkston Education Association

    EIN 382905084 · Headquarters: COMMERCE TOWNSHIP, MI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  3. Clarkston Farm and Garden Club Inc

    EIN 382399940 · Headquarters: Clarkston, MI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Clarkston Foundation for Public Education

    EIN 382900115 · Headquarters: CLARKSTON, MI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  5. Clarkston Masonic Building Association

    EIN 381741242 · Headquarters: CLARKSTON, MI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  6. Clarkston Mountain Conservation Inc

    EIN 331660815 · Headquarters: Logan, UT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Clarkston Shores Corporation

    EIN 237170164 · Headquarters: Clarkston, GA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  8. Clarkston Wranglers

    EIN 364655259 · Headquarters: Pontiac, MI, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  9. Clarkston Youth Baseball Inc

    EIN 911244156 · Headquarters: ASOTIN, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  10. Clarkstown Pba Association Inc

    EIN 133188574 · Headquarters: NEW CITY, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  11. Clarkstown Policemens Benevolent Assistance Fund Association Inc

    EIN 311630844 · Headquarters: New City, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Clarkstown South 1983 Class Reunion

    EIN 922124841 · Headquarters: Columbia, SC, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  13. Clarkstown Teacher Association

    EIN 132672977 · Headquarters: NEW CITY, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Clarkstown Teachers Association Benefits Trust Fund

    EIN 133054989 · Headquarters: WEST NYACK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Clarksville Area Chamber of Commerce

    EIN 620162330 · Headquarters: CLARKSVILLE, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Clarksville Cemetery Association Inc

    EIN 710257067 · Headquarters: CLARKSVILLE, AR, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  17. Clarksville Chamber of Commerce Inc

    EIN 540884639 · Headquarters: CLARKSVILLE, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Clarksville Christian Church

    EIN 251316807 · Headquarters: CLARKSVILLE, PA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-T

  19. Clarksville Community Concert Association

    EIN 621298418 · Headquarters: Clarksville, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Clarksville Community Players Inc

    EIN 541023969 · Headquarters: CLARKSVILLE, VA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  21. Clarksville Country Club

    EIN 710327066 · Headquarters: CLARKSVILLE, AR, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  22. Clarksville Cub Scout Pack 155

    EIN 921075156 · Headquarters: Oregonia, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Clarksville Education Association

    EIN 237121229 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Clarksville Fox Foundation Inc

    EIN 273376292 · Headquarters: Madisonville, KY, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  25. Clarksville Historical Society

    EIN 202203572 · Headquarters: Clarksville, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Clarksville Kennel Club

    EIN 620988318 · Headquarters: Pleasant View, TN, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  27. Clarksville Little Dribblers Basketball Incorporated

    EIN 752836044 · Headquarters: Clarksville, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Clarksville Masonic Lodge No 89

    EIN 620788285 · Headquarters: CLARKSVILLE, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Clarksville Montgomery County Crime Stoppers Inc

    EIN 621236106 · Headquarters: Clarksville, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Clarksville Montgomery County Crisis Intervention Inc

    EIN 581694616 · Headquarters: CLARKSVILLE, TN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  31. Clarksville Montgomery County Education Foundation

    EIN 581662301 · Headquarters: CLARKSVILLE, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Clarksville Mutual Telephone Co

    EIN 370655412 · Headquarters: MARSHALL, IL, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  33. Clarksville Northwest Little League 342-09-04

    EIN 621435649 · Headquarters: CLARKSVILLE, TN, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  34. Clarksville Orioles 2032

    EIN 872830157 · Headquarters: Clarksville, TN, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  35. Clarksville Police Union

    EIN 621549392 · Headquarters: CLARKSVILLE, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Clarksville Running Club

    EIN 432089326 · Headquarters: Clarksville, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Clarksville Shrine Club C/o Al Menah Shriners

    EIN 237330530 · Headquarters: NASHVILE, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Clarksville Singing Quartet Chapter 3 Tn

    EIN 365042457 · Headquarters: SPRINGFIELD, TN, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  39. Clarksville Spinners and Handweavers Guild

    EIN 621433225 · Headquarters: SOUTHSIDE, TN, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  40. Clarksville Tennis Association

    EIN 943457174 · Headquarters: Clarksville, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Clarksville Volunteer Fire Department Inc

    EIN 541271826 · Headquarters: Clarksville, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Clarksville Wildcats Band Boosters

    EIN 581636026 · Headquarters: CLarksville, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Clarksville-johnson County Regional Chamber of Commerce

    EIN 710095953 · Headquarters: CLARKSVILLE, AR, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  44. Clarksville-montgomery County Adult Literacy Council

    EIN 621249879 · Headquarters: CLARKSVILLE, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Clarksville-montgomery County Economic Development Council

    EIN 621588013 · Headquarters: CLARKSVILLE, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Clarksville-montgomery County Homebuilders Association Inc

    EIN 621501812 · Headquarters: CLARKSVILLE, TN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  47. Clarview Rest Home Inc

    EIN 237435274 · Headquarters: SLIGO, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Clas of 82 Inc

    EIN 823234701 · Headquarters: PLANTATION, FL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  49. Clash Debate Club Inc

    EIN 421642569 · Headquarters: Los Gatos, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. Clasp Homes Inc

    EIN 061074055 · Headquarters: WESTPORT, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Clasp Inc

    EIN 541048508 · Headquarters: Virginia Beach, VA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  52. Class 1924 Mckinley High School

    EIN 346636135 · Headquarters: BROOKLYN, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  53. Class Aquatics

    EIN 954085391 · Headquarters: THOUSAND OAKS, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Class Ltd

    EIN 480832017 · Headquarters: COLUMBUS, KS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Class of 1954 Hs

    EIN 473835020 · Headquarters: Hughes Springs, TX, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  56. Class of 1955

    EIN 943451864 · Headquarters: GAFFNEY, SC, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  57. Class of 1955 Efa

    EIN 161490255 · Headquarters: ELMIRA, NY, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  58. Class of 1960 of Smith College

    EIN 030278432 · Headquarters: Pleasantville, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Class of 1961 Ukiah High School

    EIN 412088475 · Headquarters: Ukiah, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Class of 1963

    EIN 464690627 · Headquarters: New Castle, IN, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  61. Class of 1964 Reunion

    EIN 471546336 · Headquarters: GLENDIVE, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Class of 1965 - St Aug

    EIN 472907048 · Headquarters: New Orleans, LA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  63. Class of 1965 Abilene High School

    EIN 371759048 · Headquarters: Abilene, KS, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  64. Class of 1965 of Smith College

    EIN 953690322 · Headquarters: Wilton, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Class of 1965 Scholarship Fund

    EIN 391677127 · Headquarters: FORT ATKINSON, WI, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  66. Class of 1966 Ghs

    EIN 300713424 · Headquarters: Gloversville, NY, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  67. Class of 1966 Northeast High School

    EIN 900183290 · Headquarters: Richboro, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Class of 1967 Kenneth Darrell Spencer Memorial Scholarship Fund

    EIN 800225093 · Headquarters: Max Meadows, VA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. Class of 1968 Lindenhurst High School Alumni Association

    EIN 112870481 · Headquarters: Lindenhurst, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Class of 1970 Alumni

    EIN 331204656 · Headquarters: Plant City, FL, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  71. Class of 1970 Conneaut High School

    EIN 371776496 · Headquarters: Conneaut, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Class of 1970 Hilo High School

    EIN 990202434 · Headquarters: Hilo, HI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Class of 1971 Scholarship Fund

    EIN 842802737 · Headquarters: Bunkie, LA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. Class of 1974

    EIN 800485855 · Headquarters: Fort Morgan, CO, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  75. Class of 1976 - Spelman College

    EIN 882131526 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Class of 1979 Berlin High School

    EIN 371755063 · Headquarters: BERLIN, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Class of 1980 - Putnam City High School

    EIN 473721114 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Class of 1984 Softball Alumni

    EIN 472737278 · Headquarters: jennings, LA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  79. Class of 1985 of Smith College

    EIN 222738772 · Headquarters: Richmond, VA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  80. Class of 1986 Reunion Account

    EIN 465662717 · Headquarters: Charles Town, WV, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. Class of 1988

    EIN 261729612 · Headquarters: Dadeville, AL, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  82. Class of 1991

    EIN 352507422 · Headquarters: ROCKLAND, WI, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  83. Class of 1992 Reunion Committee

    EIN 208954578 · Headquarters: JACKSONVILLE, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  84. Class of 2000 Benevolence

    EIN 810733591 · Headquarters: Enterprise, AL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Class of 2002 Pine Bluff High School

    EIN 461264985 · Headquarters: Benton, AR, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  86. Class of 2009

    EIN 464548974 · Headquarters: Kaneohe, HI, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  87. Class of 2010 Travel Club

    EIN 392071955 · Headquarters: Bowie, TX, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  88. Class of 2011 Bhs Alumni

    EIN 462316434 · Headquarters: Rushville, IL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  89. Class of 2014

    EIN 320467073 · Headquarters: South Wayne, WI, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  90. Class of 2014

    EIN 471264579 · Headquarters: Mattapoisett, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Class of 2014

    EIN 473079041 · Headquarters: Worland, WY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Class of 2014 at the Uc Davis School of Veterinary Medicine

    EIN 273585849 · Headquarters: Davis, CA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  93. Class of 2016

    EIN 473088113 · Headquarters: Worland, WY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. Class of 2016 at Uc Davis School of Veterinary Medicine

    EIN 461033346 · Headquarters: Davis, CA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  95. Class of 2018 at Uc Davis School of Veterinary Medicine

    EIN 471898283 · Headquarters: Davis, CA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  96. Class of 2019 at Uc Davis School of Veterinary Medicine

    EIN 475023480 · Headquarters: Davis, CA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  97. Class of 2019 Nfhs Booster Club

    EIN 811019432 · Headquarters: Garland, TX, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  98. Class of 2020 at Uc Davis School of Veterinary Medicine

    EIN 813817265 · Headquarters: Davis, CA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  99. Class of 2020 Grad Night

    EIN 843365775 · Headquarters: GASTON, OR, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  100. Class of 2031 Boosters

    EIN 334879244 · Headquarters: ELMA, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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