Unknown & Unclassified nonprofits in Montana

Unknown & Unclassified nonprofits in Montana. Browse 4,152 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. Billings Bloomers African Violet Club

    EIN 800161544 · Headquarters: Billings, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Billings Builders Exchange Inc

    EIN 810229688 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Billings Chamber of Commerce

    EIN 810111570 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Billings Chapter of the Montana Society Certified Public Acctnt

    EIN 237319710 · Headquarters: Billings, MT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  5. Billings Child Care Association Inc

    EIN 810394623 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  6. Billings Church Athletic Association

    EIN 262556055 · Headquarters: Billings, MT, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  7. Billings Clinic

    EIN 810407289 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Billings Clinic Employee Benefit Trust

    EIN 810391600 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Billings Community Band Inc

    EIN 900790278 · Headquarters: Billings, MT, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  10. Billings Community Foundation

    EIN 204286919 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Billings Dsa

    EIN 842202334 · Headquarters: Billings, MT, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  12. Billings Education Association

    EIN 810304158 · Headquarters: Billings, MT, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  13. Billings Geophysical Society

    EIN 810418165 · Headquarters: Billings, MT, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  14. Billings Heights Natl Little League

    EIN 521545144 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  15. Billings Humanists

    EIN 331329913 · Headquarters: Billings, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Billings Junior Womans Club

    EIN 816016098 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  17. Billings Junior Womans Club Foundation

    EIN 816034737 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  18. Billings Labor Temple Association

    EIN 810339731 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  19. Billings Masonic Center Association Inc

    EIN 363388536 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Billings Petroleum Club

    EIN 810285244 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990

  21. Billings Pickleball Association

    EIN 832194099 · Headquarters: Billings, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Billings Pipe Industry Pro-billings Area Master Plumbers

    EIN 816013211 · Headquarters: Billings, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Billings Pipe Trades Apprentice and Journeyman Training Fund

    EIN 810344080 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. Billings Police Foundation

    EIN 810527570 · Headquarters: BILLINGS, MT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  25. Billings Preservation Society Endowment Trust

    EIN 363739630 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  26. Billings Public Library Foundation Inc

    EIN 810451892 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Billings Rod & Gun Club Gail Lambrecht

    EIN 237040895 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  28. Billings Studio Theatre Inc

    EIN 810293924 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Billings Trap Club

    EIN 810303667 · Headquarters: Billings, MT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  30. Billings Unit 404

    EIN 270492486 · Headquarters: Billings, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Billings West Rotary Club

    EIN 810448053 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  32. Birdworks

    EIN 334744392 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Birthright of Bitterroot Inc

    EIN 810402451 · Headquarters: Hamilton, MT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  34. Bitter Root Cultural Heritage Trust Inc

    EIN 810446981 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  35. Bitterroot Amateur Radio Club

    EIN 810505696 · Headquarters: Corvallis, MT, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  36. Bitterroot Barnstormers Inc

    EIN 271186741 · Headquarters: Corvallis, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. Bitterroot Bird Alliance

    EIN 810449444 · Headquarters: Hamilton, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Bitterroot Early Learning Network

    EIN 363630200 · Headquarters: HAMILTON, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Bitterroot Heritage Academy

    EIN 920258201 · Headquarters: STEVENSVILLE, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Bitterroot Hooves and Hearts

    EIN 331417864 · Headquarters: Hamilton, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Bitterroot Moose Legion No 43

    EIN 237519809 · Headquarters: Kalispell, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Bitterroot Public Library Foundation Inc

    EIN 363687402 · Headquarters: HAMILTON, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Bitterroot Quilters Guild

    EIN 810493571 · Headquarters: Hamilton, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Bitterroot Valley Chamber of Commerce

    EIN 810143676 · Headquarters: HAMILTON, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Bitterroot Valley Houndsmens Association

    EIN 204194631 · Headquarters: Hamilton, MT, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  46. Bitterroot Valley Mt Elks 1651 Bpoe Elks

    EIN 810143753 · Headquarters: HAMILTON, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Black Student Union

    EIN 901494240 · Headquarters: BOZEMAN, MT, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  48. Blackfeet Opportunities Inc

    EIN 810361211 · Headquarters: BROWNING, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Blackfoot Telephone Cooperative

    EIN 810251379 · Headquarters: Missoula, MT, USA · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990

  50. Blackfoot Valley Optimist Club of Lincoln

    EIN 842257449 · Headquarters: Lincoln, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Blair Foundation

    EIN 237003485 · Headquarters: SWAN LAKE, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  52. Blake Highline Ditch User Inc

    EIN 061708409 · Headquarters: Victor, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Blasdel Barn Reclamation

    EIN 331933033 · Headquarters: Kalispell, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Blet Division 180 C/o Franklin J Becker

    EIN 311168989 · Headquarters: GLENDIVE, MT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  55. Blet Division 195 C/o David Channell

    EIN 311112102 · Headquarters: FORSYTH, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Blet Division 232 C/o Matthew C Collins

    EIN 816013871 · Headquarters: BILLINGS, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Blet Division 298 C/o Anthony Fast

    EIN 810388872 · Headquarters: GLASGOW, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Blet Division 392 C/o Cary a Qualls

    EIN 816001731 · Headquarters: HARVE, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Blet Division 499 C/o Kevin R Slaybaugh

    EIN 816001739 · Headquarters: WHITEFISH, MT, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  60. Blet Division 504 C/o Kristian L Melone

    EIN 816001905 · Headquarters: GREAT FALLS, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Blue Buffalo Artists

    EIN 611609788 · Headquarters: Frenchtown, MT, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  62. Blue Knights Motorcycle Club

    EIN 912148511 · Headquarters: BILLINGS, MT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  63. Blue River Trauma Society

    EIN 742415076 · Headquarters: BOZEMAN, MT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  64. Blue Star Mothers of America Inc

    EIN 264532332 · Headquarters: Billings, MT, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  65. Board of Trustees Friendship Lodge 37 Af & Am

    EIN 800183416 · Headquarters: Lewistown, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Bobcats Rugby Foundation Inc

    EIN 842864643 · Headquarters: East Helena, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Bonner Park Band Shell Fund

    EIN 363512485 · Headquarters: Missoula, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Bonner Wrestling Club

    EIN 270280443 · Headquarters: Clinton, MT, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  69. Bonnies Angel Fund

    EIN 471398141 · Headquarters: Butte, MT, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  70. Bow Hunter & Hunters Ed

    EIN 472941095 · Headquarters: LIBBY, MT, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  71. Boy Scouts of America Montana Council

    EIN 810343177 · Headquarters: GREAT FALLS, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Boy Scouts of America National Trust - M

    EIN 810232188 · Headquarters: GREAT FALLS, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Boys and Girls Club of Red Lodge and the Beartooth Front Inc

    EIN 810493132 · Headquarters: RED LODGE, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Boys Basketball 2021

    EIN 472964518 · Headquarters: Conrad, MT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  75. Bozeman Adult Soccer League Inc

    EIN 810598399 · Headquarters: BOZEMAN, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  76. Bozeman Aikido Llc

    EIN 825199533 · Headquarters: Bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Bozeman Area Chamber of Commerce

    EIN 810113801 · Headquarters: BOZEMAN, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Bozeman Basketball Club

    EIN 463941312 · Headquarters: Bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  79. Bozeman Film Festival Inc

    EIN 810420983 · Headquarters: BOZEMAN, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  80. Bozeman Friends of Music Inc

    EIN 810415670 · Headquarters: Bozeman, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  81. Bozeman Gem & Mineral Club Inc

    EIN 816016145 · Headquarters: Bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Bozeman Hawk Boosters Inc

    EIN 810406034 · Headquarters: BOZEMAN, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  83. Bozeman High Class of 94

    EIN 371757933 · Headquarters: bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  84. Bozeman High School Lacrosse

    EIN 832432974 · Headquarters: BOZEMAN, MT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  85. Bozeman Insight Community

    EIN 810511784 · Headquarters: Bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. Bozeman Library Friends and Foundation

    EIN 810405940 · Headquarters: BOZEMAN, MT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  87. Bozeman Mt Local Chapter of Democratic Socialists of America

    EIN 861749112 · Headquarters: Bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Bozeman Professional Womens Organization Inc

    EIN 810412762 · Headquarters: Bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Bozeman Public Schools Foundation Inc

    EIN 201645473 · Headquarters: BOZEMAN, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Bozeman Racing Team

    EIN 472551148 · Headquarters: Bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  91. Bozeman Run Club

    EIN 932337133 · Headquarters: Bozeman, MT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  92. Bozeman Sunrise Rotary Club

    EIN 810487406 · Headquarters: BOZEMAN, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  93. Bozeman Swimming Club

    EIN 810365289 · Headquarters: BOZEMAN, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Bozeman Symphony Society

    EIN 816019534 · Headquarters: BOZEMAN, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Bozeman Synchronized Swimming Team

    EIN 810375333 · Headquarters: Bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  96. Bozeman Tenants United

    EIN 922340669 · Headquarters: BOZEMAN, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  97. Bozeman Womans Activity Group

    EIN 810478520 · Headquarters: Bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Bpoe Lodge 1324

    EIN 810110614 · Headquarters: GLENDIVE, MT, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990

  99. Bpoe Missoula Hell Gate Lodge #383

    EIN 810110409 · Headquarters: MISSOULA, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Brady School Reunion

    EIN 412655572 · Headquarters: Dutton, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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