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. Hill Country Search & Rescue Inc

    EIN 810452221 · Headquarters: Havre, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Hill County Electric Cooperative Inc

    EIN 810218593 · Headquarters: HAVRE, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Hillcrest Lawn Memorial Assn

    EIN 810141915 · Headquarters: Great Falls, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Hillcrest School Association

    EIN 237052925 · Headquarters: BUTTE, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  5. Hinsdale Senior Citizens Association

    EIN 810435413 · Headquarters: HINSDALE, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. His Healing Love Inc

    EIN 810439663 · Headquarters: HELENA, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. His Unified Body

    EIN 851291626 · Headquarters: Libby, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Historical Museum of Big Horn County

    EIN 810431584 · Headquarters: Hardin, MT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  9. History Graduate Student Association

    EIN 811416343 · Headquarters: Bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Hoby Montana Inc

    EIN 204254230 · Headquarters: BELGRADE, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Hoist Teen Outreach

    EIN 464772133 · Headquarters: Billings, MT, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  12. Holy Rosary Healthcare Foundation Inc

    EIN 202270238 · Headquarters: MILES CITY, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Home Atherton Volunteer Fire Department

    EIN 810406918 · Headquarters: BUTTE, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Home Builders Association of Great Falls Montana

    EIN 810302217 · Headquarters: Great Falls, MT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  15. Home for Autistic Adults

    EIN 463430699 · Headquarters: Red Lodge, MT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  16. Home-Based Services Initiative LLC

    EIN 455209647 · Headquarters: Billings, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Homesteaders 4 H Club

    EIN 611731668 · Headquarters: Sidney, MT, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  18. Hoo-hoo 187 Inc

    EIN 900529173 · Headquarters: Kalispell, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Hope Christian School Inc

    EIN 883406707 · Headquarters: Ravalli, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Horizon Lodge Inc

    EIN 237160810 · Headquarters: Conrad, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Hospitality House Senior Center

    EIN 810340291 · Headquarters: BIG TIMBER, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Hot Springs Community Ambulance Service Inc

    EIN 810349501 · Headquarters: Hot Springs, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  23. HOW

    EIN 272474207 · Headquarters: Bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. HPMPT Sponsor Organization Inc

    EIN 452078503 · Headquarters: Missoula, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Hudson-essex Terraplane Club Inc

    EIN 311103444 · Headquarters: Billings, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Human Paratuberculosis Foundation, Inc.

    EIN 815108055 · Headquarters: Bozeman, MT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  27. Humanities Montana

    EIN 237357909 · Headquarters: Missoula, MT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  28. Hunt to Conserve Inc

    EIN 331980664 · Headquarters: Missoula, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Huntley Project Lions Club

    EIN 300548198 · Headquarters: WORDEN, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  30. Huntley Project Museum

    EIN 237409998 · Headquarters: Huntley, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Hurst Sorenson Memorial Fund

    EIN 810372356 · Headquarters: STANFORD, MT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  32. Hyouman Nurture Foundation Inc

    EIN 881863850 · Headquarters: Missoula, MT, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  33. Hysham Chamber of Commerce

    EIN 810520595 · Headquarters: Hysham, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. I O O F Cemetery Association

    EIN 810305415 · Headquarters: HELENA, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Ice Climbing Alliance

    EIN 830629491 · Headquarters: BOZEMAN, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  36. Idaho Gcsa

    EIN 311591218 · Headquarters: MISSOULA, MT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  37. Ila B Dousman Fund Inc

    EIN 810417522 · Headquarters: WHITEFISH, MT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  38. Imaginechurchcommunity

    EIN 931102329 · Headquarters: ANACONDA, MT, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  39. Immanuel Living

    EIN 810247706 · Headquarters: Kalispell, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Impact Community Church Inc

    EIN 452571252 · Headquarters: BUTTE, MT, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  41. Income Property Owners and Manager Assoc Inc

    EIN 363705948 · Headquarters: GREAT FALLS, MT, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  42. Independent Auto Dealers

    EIN 810454399 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  43. Independent Order of Odd Fellows

    EIN 237603013 · Headquarters: Three Forks, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Independent Order of Odd Fellows

    EIN 237603018 · Headquarters: Billings, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Independent Order of Odd Fellows

    EIN 810125259 · Headquarters: Missoula, MT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  46. Independent Order of Odd Fellows

    EIN 810365824 · Headquarters: Billings, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Independent Order of Odd Fellows

    EIN 816010709 · Headquarters: charlo, MT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  48. Independent Order of Odd Fellows

    EIN 816011167 · Headquarters: Billings, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Independent Order of Odd Fellows

    EIN 816011242 · Headquarters: Great Falls, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Independent Order of Odd Fellows

    EIN 816033121 · Headquarters: Glasgow, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Independent Order of Odd Fellows Grand Lodge of Montana

    EIN 810141334 · Headquarters: LOLO, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Independent PTA

    EIN 810505125 · Headquarters: BILLINGS, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Indian Law Resource Center

    EIN 521121079 · Headquarters: HELENA, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Indian Youth Camp Inc

    EIN 202157737 · Headquarters: BIGFORK, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  55. Indigenous Vote

    EIN 455363321 · Headquarters: Billings, MT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  56. Inland Empire Golf Course Superintendents Association

    EIN 911256374 · Headquarters: MISSOULA, MT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  57. Inner Roads Inc

    EIN 364896780 · Headquarters: MISSOULA, MT, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  58. Inspire Pregnancy Outreach Center of Central Montana

    EIN 810434458 · Headquarters: lewistown, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Instar Enterprise

    EIN 853762294 · Headquarters: Helena, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Institute for Environmental Learning Inc

    EIN 161425951 · Headquarters: Noxon, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Institute of Industrial Engineers Inc

    EIN 816034899 · Headquarters: Bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  62. Institute of Transportation Engineers

    EIN 810506760 · Headquarters: Bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Instrument Shop

    EIN 862400545 · Headquarters: MISSOULA, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  64. Int'l Association of Firefighters

    EIN 810358710 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  65. Interbel Telephone Cooperative Inc

    EIN 816013157 · Headquarters: EUREKA, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Interfaith Ministries

    EIN 952921016 · Headquarters: Kalispell, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Intermountain Deaconess Childrens Services

    EIN 810231775 · Headquarters: HELENA, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. International Agricultural Exchange Association

    EIN 810384333 · Headquarters: Cut Bank, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. International Alliance Theatrical Stage Employees

    EIN 816018490 · Headquarters: Great Falls, MT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  70. International Assoc of Firefighters Local 2457

    EIN 901112039 · Headquarters: Missoula, MT, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  71. International Association for Bear Research and Management

    EIN 943102570 · Headquarters: BOZEMAN, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. International Association of Electrical Inspectors

    EIN 816014736 · Headquarters: Three Forks, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. International Association of Fire

    EIN 237277914 · Headquarters: Anaconda, MT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  74. International Association of Fire Fighters

    EIN 237303620 · Headquarters: Kalispell, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. International Association of Fire Fighters

    EIN 463011895 · Headquarters: Belgrade, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. International Association of Fire Fighters

    EIN 464092099 · Headquarters: Big Sky, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. International Association of Fire Fighters

    EIN 810427284 · Headquarters: Havre, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. International Association of Fire Fighters

    EIN 810451542 · Headquarters: BIllings, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. International Association of Fire Fighters

    EIN 810465911 · Headquarters: Great Falls, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. International Association of Fire Fighters

    EIN 810528680 · Headquarters: Bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. International Association of Fire Fighters

    EIN 816013870 · Headquarters: Livingston, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. International Association of Fire Fighters

    EIN 816014725 · Headquarters: Butte, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. International Association of Fire Fighters

    EIN 816017333 · Headquarters: Anaconda, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. International Association of Fire Fighters

    EIN 816017335 · Headquarters: Miles City, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. International Association of Fire Fighters

    EIN 990441346 · Headquarters: West Yellowstone, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. International Association of Fire Fighters L271

    EIN 816017336 · Headquarters: Missoula, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  87. International Association of Firefighters

    EIN 810529977 · Headquarters: Whitefish, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. International Association of Lions - Missoula Lions Club

    EIN 816005337 · Headquarters: MISSOULA, MT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  89. International Association of Lions Clubs

    EIN 201438249 · Headquarters: Bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. International Association of Lions Clubs

    EIN 237030313 · Headquarters: bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. International Association of Lions Clubs

    EIN 237051023 · Headquarters: Shepherd, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. International Association of Lions Clubs

    EIN 237088318 · Headquarters: Big Timber, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. International Association of Lions Clubs

    EIN 237127937 · Headquarters: Baker, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. International Association of Lions Clubs

    EIN 237128149 · Headquarters: SIDNEY, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. International Association of Lions Clubs

    EIN 237145954 · Headquarters: HAMILTON, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. International Association of Lions Clubs

    EIN 237234923 · Headquarters: Plains, MT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  97. International Association of Lions Clubs

    EIN 237243768 · Headquarters: Polson, MT, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  98. International Association of Lions Clubs

    EIN 237325786 · Headquarters: FORSYTH, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. International Association of Lions Clubs

    EIN 237390039 · Headquarters: Butte, MT, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  100. International Association of Lions Clubs

    EIN 460758337 · Headquarters: Eureka, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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