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. Cheyenne Mtn Charter Academy Fndtn

    EIN 841437959 · Headquarters: Colorado Springs, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Cheyenne Rangers 4-H Club

    EIN 331205876 · Headquarters: Edgemont, SD, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  3. Cheyenne Regional Medical Center Volunteers

    EIN 836002778 · Headquarters: CHEYENNE, WY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Cheyenne Rifle & Pistol Club

    EIN 836006540 · Headquarters: CHEYENNE, WY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Cheyenne Rotary Club

    EIN 836006015 · Headquarters: CHEYENNE, WY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Cheyenne Rotary Club Foundation

    EIN 830287585 · Headquarters: CHEYENNE, WY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Cheyenne Saddle Tramps Riding Club

    EIN 237270863 · Headquarters: Cheyenne, WY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Cheyenne Shrine Club

    EIN 836012711 · Headquarters: CASPER, WY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Cheyenne Subdivision Homeowners Association Inc

    EIN 332499312 · Headquarters: Central City, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Cheyenne Trap & Skeet Club Inc

    EIN 830248628 · Headquarters: CHEYENNE, WY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  11. Cheyenne Umpires Association

    EIN 830282787 · Headquarters: Cheyenne, WY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Cheyenne Wells Basketball Club

    EIN 472675760 · Headquarters: CHEYENNE WELLS, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Cheyenne Wells Masonic Temple Assoc

    EIN 840568403 · Headquarters: BURLINGTON, CO, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  14. Cheyenne Winter Farmers Market

    EIN 300951659 · Headquarters: Yoder, WY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Chhamh 6453 Nfp

    EIN 852288091 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  16. Chhandam Chitresh Das Dance Company

    EIN 942693092 · Headquarters: West Hills, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Chhimeki Inc

    EIN 461511525 · Headquarters: Woodside, NY, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  18. Chhips Committee to Help Handicapped Infants Parents Succee

    EIN 232335705 · Headquarters: Hazleton, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Chhs Class of 1984

    EIN 471174508 · Headquarters: South Prince George, VA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  20. Chhs Friends of the Ffa Club

    EIN 392331757 · Headquarters: Richmond, KS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Chhs Njrotc Parent Support Group Inc

    EIN 471778670 · Headquarters: Douglasville, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  22. Chi Alpha Campus Ministries of Kansas State University

    EIN 260893289 · Headquarters: Manhattan, KS, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  23. Chi Alpha Campus Ministry in Rolla Missouri Inc

    EIN 851320308 · Headquarters: COLORADO SPRINGS, CO, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-T

  24. Chi Alpha Chapter of Chi Omega Fraternity

    EIN 042609799 · Headquarters: Medford, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  25. Chi Alpha Christian Fellowship

    EIN 680262513 · Headquarters: Davis, CA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  26. Chi Alpha Clemson

    EIN 770697302 · Headquarters: Seneca, SC, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  27. Chi Alpha Gsu

    EIN 463900226 · Headquarters: Statesboro, GA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  28. Chi Alpha Mu National Junior High School Mathematics Club Inc

    EIN 263471479 · Headquarters: Norman, OK, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  29. Chi Alpha of Chi Omega House Corp

    EIN 043038542 · Headquarters: BRAINTREE, MA, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990

  30. Chi Association of Kappa Kappa Gamma of Mn

    EIN 416032155 · Headquarters: MINNEAPOLIS, MN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Chi Beta Alumni Association

    EIN 832775502 · Headquarters: Wrightsville Beach, NC, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  32. Chi Beta Delta

    EIN 371634206 · Headquarters: Austin, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Chi Beta Phi Scientific Honorary

    EIN 363464017 · Headquarters: Farmville, VA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Chi Beta Phi Scientific Honorary

    EIN 426114385 · Headquarters: Elkins, WV, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Chi Beta Phi Scientific Honorary

    EIN 556037155 · Headquarters: Glenville, WV, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Chi Chapter Alpha Chi Omega Fraternity Inc

    EIN 930111530 · Headquarters: INDIANAPOLIS, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Chi Chapter Alumni Association

    EIN 341427309 · Headquarters: Rocky River, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  38. Chi Chapter House Assoc of Kappa Alpha Theta Inc

    EIN 161200267 · Headquarters: INDIANAPOLIS, IN, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990

  39. Chi Chapter of Theta Tau Building Corp

    EIN 866051090 · Headquarters: Tucson, AZ, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  40. Chi Chi Rodriguez Youth Foundation Inc

    EIN 592017124 · Headquarters: Clearwater, FL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. Chi Chi Theta

    EIN 874694169 · Headquarters: Corinth, MS, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  42. Chi Chis Rescue Team

    EIN 831935651 · Headquarters: Milton, FL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  43. Chi Club

    EIN 476033459 · Headquarters: WEST POINT, NE, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  44. Chi Delta Alumnae Association

    EIN 900942159 · Headquarters: Crete, NE, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  45. Chi Divine

    EIN 392718023 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Chi Epsilon 105

    EIN 510281466 · Headquarters: Arlington, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  47. Chi Epsilon 110

    EIN 043091410 · Headquarters: Arlington, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  48. Chi Epsilon 122

    EIN 232980810 · Headquarters: Arlington, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  49. Chi Epsilon 125 Stevens Institute

    EIN 223820317 · Headquarters: Arlington, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  50. Chi Epsilon 138

    EIN 813519348 · Headquarters: Arlington, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  51. Chi Epsilon 14

    EIN 646028827 · Headquarters: Arlington, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  52. Chi Epsilon 16

    EIN 426097909 · Headquarters: Arlington, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  53. Chi Epsilon 17

    EIN 222304915 · Headquarters: Arlington, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  54. Chi Epsilon 25

    EIN 386118053 · Headquarters: Arlington, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  55. Chi Epsilon 27

    EIN 066085975 · Headquarters: Arlington, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  56. Chi Epsilon 34

    EIN 310985613 · Headquarters: Arlington, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  57. Chi Epsilon 42

    EIN 386118050 · Headquarters: Arlington, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  58. Chi Epsilon 48

    EIN 386118055 · Headquarters: Arlington, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  59. Chi Epsilon 54

    EIN 581828074 · Headquarters: Arlington, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  60. Chi Epsilon 6

    EIN 396099381 · Headquarters: Arlington, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  61. Chi Epsilon 66

    EIN 856018954 · Headquarters: Arlington, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  62. Chi Epsilon 8

    EIN 251386437 · Headquarters: Arlington, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  63. Chi Epsilon Alpha

    EIN 472909018 · Headquarters: Prairie View, TX, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  64. Chi Epsilon Alumni Scholarship Fund

    EIN 996012453 · Headquarters: Ewa Beach, HI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Chi Epsilon Civil Engineering Honor Society Chapter 0076

    EIN 464987311 · Headquarters: Bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  66. Chi Epsilon Incorporated College of Engineering Cal Poly

    EIN 741318727 · Headquarters: SAN LUIS OBISPO, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  67. Chi Epsilon-079 San Jose State University

    EIN 237230858 · Headquarters: Arlington, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  68. Chi Eta Phi Soroity Inc Phi Eta Chapter

    EIN 593067740 · Headquarters: Ocala, FL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Chi Eta Phi Sorority Inc

    EIN 546040360 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Chi Foundation Inc

    EIN 862075607 · Headquarters: E BRUNSWICK, NJ, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  71. CHI Health

    EIN 392031968 · Headquarters: PHOENIX, AZ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. CHI Health at Home

    EIN 451261716 · Headquarters: Englewood, CO, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  73. Chi Heorot Alumni Association Inc

    EIN 834161571 · Headquarters: Hanover, NH, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  74. Chi House Corporation of Delta Delta Delta

    EIN 640717329 · Headquarters: OXFORD, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Chi Iii

    EIN 270883475 · Headquarters: OMAHA, NE, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  76. Chi Kappa Building Association of Chi Omega

    EIN 510205812 · Headquarters: Arlington, VA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  77. Chi Lambda

    EIN 752034446 · Headquarters: Bonham, TX, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  78. Chi Miller Duquesne Inc

    EIN 863678791 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  79. Chi Mu Alumni Association

    EIN 436050396 · Headquarters: Columbia, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  80. Chi Mu Zeta Chapter of Zeta Phi Beta Sorority Inc

    EIN 934710406 · Headquarters: Miramar, FL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  81. Chi National Services

    EIN 452532084 · Headquarters: ENGLEWOOD, CO, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  82. Chi Nebraska

    EIN 363233121 · Headquarters: PHOENIX, AZ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Chi Omega

    EIN 480167220 · Headquarters: Lawrence, KS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Chi Omega - Eta Delta Chapter

    EIN 596153391 · Headquarters: GAINESVILLE, FL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Chi Omega Alumnae Association

    EIN 731385505 · Headquarters: Shawnee, OK, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  86. Chi Omega Alumnae Chapter of Lexington Kentucky

    EIN 271311447 · Headquarters: Lexington, KY, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  87. Chi Omega Alumni Club of Dallas

    EIN 510174058 · Headquarters: DALLAS, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. Chi Omega Association

    EIN 941175980 · Headquarters: BERKELEY, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Chi Omega Building Association

    EIN 936024969 · Headquarters: CORVALLIS, OR, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  90. Chi Omega Building Association of Peoria

    EIN 371204179 · Headquarters: PEORIA, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. Chi Omega Chapter House Assn

    EIN 316037283 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Chi Omega Education and Charity Fund of Dallas

    EIN 237039387 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Chi Omega Educational Corporation

    EIN 756061081 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Chi Omega Educational Corporation of Tcu

    EIN 756028018 · Headquarters: FORT WORTH, TX, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  95. Chi Omega Epsilon Alpha Chapter

    EIN 730181175 · Headquarters: NORMAN, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. Chi Omega Faternity

    EIN 341221962 · Headquarters: Willoughby, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  97. Chi Omega Foundation

    EIN 310936294 · Headquarters: MEMPHIS, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Chi Omega Fraterity Lambda Gamma Chapter

    EIN 510211033 · Headquarters: CHARLOTTESVILLE, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Chi Omega Fraternity

    EIN 030507456 · Headquarters: Fayetteville, GA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  100. Chi Omega Fraternity

    EIN 042110125 · Headquarters: Amherst, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

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