Nonprofits in Montana

Nonprofits in Montana. Browse 13,722 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. American Legion Auxiliary

    EIN 816014161 · Headquarters: GLASGOW, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. American Legion Auxiliary

    EIN 816014162 · Headquarters: Geraldine, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. American Legion Auxiliary

    EIN 816014164 · Headquarters: dutton, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. American Legion Auxiliary

    EIN 816014167 · Headquarters: DENTON, MT, US · Public & Societal Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  5. American Legion Auxiliary

    EIN 816014171 · Headquarters: Chinook, MT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  6. American Legion Auxiliary

    EIN 816014174 · Headquarters: Butte, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. American Legion Auxiliary

    EIN 816014345 · Headquarters: HAMILTON, MT, US · Public & Societal Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  8. American Legion Auxiliary

    EIN 816014347 · Headquarters: East Helena, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. American Legion Auxiliary

    EIN 816014352 · Headquarters: Miles City, MT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  10. American Legion Auxiliary

    EIN 816014354 · Headquarters: Poplar, MT, US · Public & Societal Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  11. American Legion Auxiliary

    EIN 816014896 · Headquarters: Lavina, MT, US · Public & Societal Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  12. American Legion Auxiliary

    EIN 900629554 · Headquarters: Polson, MT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  13. American Legion Auxiliary

    EIN 900803634 · Headquarters: Great Falls, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. American Legion Auxiliary

    EIN 901073663 · Headquarters: Whitefish, MT, US · Public & Societal Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  15. American Legion Auxiliary

    EIN 920334721 · Headquarters: Roy, MT, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. American Legion Auxiliary

    EIN 931458019 · Headquarters: Deer Lodge, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. American Legion Auxiliary

    EIN 933815113 · Headquarters: Billings, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. American Legion Auxiliary 6 Montana District

    EIN 273558235 · Headquarters: Anaconda, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. American Legion Auxiliary at C F of C F Post No 72 Department of Mt

    EIN 300513827 · Headquarters: COLUMBIA FALLS, MT, US · Public & Societal Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  20. American Legion Auxiliary Austin Reddy Post Unit No 97

    EIN 816016007 · Headquarters: Libby, MT, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. American Legion Auxiliary Billings Heights Unit 119

    EIN 394617931 · Headquarters: Billings, MT, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. American Legion Auxiliary Chief

    EIN 743251881 · Headquarters: Lolo, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. American Legion Auxiliary Culbertson Unit No 81

    EIN 816013797 · Headquarters: Culbertson, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. American Legion Auxiliary Department of Montana

    EIN 810105625 · Headquarters: MALTA, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  25. American Legion Auxiliary District 7

    EIN 861058070 · Headquarters: Livingston, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. American Legion Auxiliary Post 74

    EIN 412272345 · Headquarters: Eureka, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. American Legion Auxiliary Post George Ducharme 113

    EIN 474157146 · Headquarters: Arlee, MT, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  28. American Legion Auxiliary to C James Smith Post 6 American Legion

    EIN 262896837 · Headquarters: Choteau, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. American Legion Broadwater Post 42

    EIN 810221596 · Headquarters: TOWNSEND, MT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  30. American Legion Club Dawson Post 28

    EIN 810226658 · Headquarters: GLENDIVE, MT, USA · Public & Societal Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990

  31. American Legion District 1

    EIN 881600043 · Headquarters: GLASGOW, MT, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. American Legion Forgotten Warriors Post 101

    EIN 810398407 · Headquarters: MISSOULA, MT, USA · Public & Societal Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990

  33. American Legion Institute of Family Living Dba Broadwater Village

    EIN 810339355 · Headquarters: HELENA, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. American Legion Laurel Dodgers

    EIN 273647061 · Headquarters: Laurel, MT, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  35. American Legion Leonard Dethman-22 C/o Eric Nelson

    EIN 816014035 · Headquarters: WOLF POINT, MT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  36. American Legion Lewis & Clark Post 2

    EIN 816013846 · Headquarters: HELENA, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. American Legion Manhattan Post 87 Inc

    EIN 810223709 · Headquarters: MANHATTAN, MT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  38. American Legion National 0035 Fallon

    EIN 810228816 · Headquarters: BAKER, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. American Legion Park Post 23

    EIN 810273059 · Headquarters: Livingston, MT, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. American Legion Post

    EIN 810459889 · Headquarters: Big Sky, MT, US · Public & Societal Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  41. American Legion Post

    EIN 816019069 · Headquarters: BIG TIMBER, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. American Legion Post #13

    EIN 816019068 · Headquarters: Saint Regis, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. American Legion Post 0012 Richland

    EIN 816016095 · Headquarters: SIDNEY, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. American Legion Post 0040 Glacier

    EIN 816011699 · Headquarters: Cut Bank, MT, US · Public & Societal Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  45. American Legion Post 0049 Homestead

    EIN 816019087 · Headquarters: Froid, MT, US · Public & Societal Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  46. American Legion Post 0051 Augusta

    EIN 816003258 · Headquarters: AUGUSTA, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. American Legion Post 0066 George Logan

    EIN 816019094 · Headquarters: Broadview, MT, US · Public & Societal Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  48. American Legion Post 0075 Henry Hanson

    EIN 816002887 · Headquarters: Billings, MT, US · Public & Societal Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  49. American Legion Post 0079 Saco

    EIN 816019101 · Headquarters: Saco, MT, US · Public & Societal Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  50. American Legion Post 0081 Thomas Mann

    EIN 816013796 · Headquarters: Culbertson, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. American Legion Post 0104 Nashua

    EIN 816019112 · Headquarters: Lambert, MT, US · Public & Societal Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  52. American Legion Post 0112 Hardwick

    EIN 816019118 · Headquarters: Polson, MT, US · Public & Societal Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  53. American Legion Post 0121 Ancel Fassett

    EIN 816014034 · Headquarters: Flaxville, MT, US · Public & Societal Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  54. American Legion Post 127 Blackfeet Indian Reservation

    EIN 816019126 · Headquarters: Browning, MT, US · Public & Societal Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  55. American Legion Post 14 Gallatin Post

    EIN 810137765 · Headquarters: BOZEMAN, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. American Legion Post 16

    EIN 810218265 · Headquarters: LEWISTOWN, MT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  57. American Legion Post 41 Valley

    EIN 810225208 · Headquarters: GLASGOW, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. American Legion Post 63

    EIN 810376224 · Headquarters: Condon, MT, US · Public & Societal Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  59. American Legion Post 64

    EIN 810227894 · Headquarters: DUTTON, MT, USA · Public & Societal Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  60. American Legion Post 77 Lame Deer

    EIN 816019100 · Headquarters: Helena, MT, US · Public & Societal Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  61. American Legion Post 80

    EIN 816016636 · Headquarters: FAIRFIELD, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. American Legion Post 91 Inc

    EIN 816019105 · Headquarters: Corvallis, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. American Legion Post 94

    EIN 810412955 · Headquarters: Stevensville, MT, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  64. American Legion Rocky Boy Veterans Post

    EIN 753225486 · Headquarters: Box Elder, MT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  65. American Legion Silver Bow Post 1

    EIN 810105615 · Headquarters: Butte, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. American Legion Yellowstone Post 4

    EIN 810105613 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. American Marketing Association at Montana State

    EIN 811409391 · Headquarters: Bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. American Men of Impact Incorporated

    EIN 463944799 · Headquarters: Kalispell, MT, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. American Nephrology Nurses Association

    EIN 810500827 · Headquarters: Helena, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. American Orff-schulwerk Association

    EIN 810490003 · Headquarters: Corvallis, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. American Outlaws Missoula Chapter Inc

    EIN 821501643 · Headquarters: Florence, MT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  72. American Packrafting Association

    EIN 461848734 · Headquarters: MISSOULA, MT, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  73. American Pharmacists Association Academy of Student Pharmacists

    EIN 816013650 · Headquarters: Missoula, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. American Physical Therapy Association Montana Chapter

    EIN 237256199 · Headquarters: MISSOULA, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  75. American Postal Workers Accident Benefit Association

    EIN 816011582 · Headquarters: Billings, MT, US · Employment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  76. American Postal Workers Union

    EIN 237022817 · Headquarters: butte, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. American Postal Workers Union

    EIN 237112123 · Headquarters: BILLINGS, MT, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  78. American Postal Workers Union

    EIN 237343057 · Headquarters: Lewistown, MT, US · Employment · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  79. American Postal Workers Union

    EIN 237343059 · Headquarters: Kalispell, MT, US · Employment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  80. American Postal Workers Union

    EIN 237343060 · Headquarters: Helena, MT, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  81. American Postal Workers Union

    EIN 237343065 · Headquarters: Great Falls, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. American Postal Workers Union

    EIN 237343078 · Headquarters: Bozeman, MT, US · Employment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  83. American Postal Workers Union

    EIN 810330821 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  84. American Postal Workers Union

    EIN 810464435 · Headquarters: Missoula, MT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  85. American Postal Workers Union

    EIN 810509805 · Headquarters: Wolf Point, MT, US · Employment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  86. American Postal Workers Union Auxiliary

    EIN 510221110 · Headquarters: Great Falls, MT, US · Employment · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  87. American Postal Workers Union Auxiliary

    EIN 816016038 · Headquarters: Great Falls, MT, US · Employment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  88. American Prairie

    EIN 810541893 · Headquarters: Bozeman, MT, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. American Production and Inventory Chicago Chapter No 14

    EIN 366214794 · Headquarters: MISSOULA, MT, USA · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990

  90. American Religious Liberty Institute

    EIN 813731237 · Headquarters: Bozeman, MT, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. American Religious Liberty Institute Foundation

    EIN 813657139 · Headquarters: Bozeman, MT, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. American Rental Association of Montana Incorporated

    EIN 810468900 · Headquarters: Missoula, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. American Rose Society

    EIN 816017381 · Headquarters: Missoula, MT, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  94. American Rural Inc

    EIN 384058749 · Headquarters: COLUMBIA FALLS, MT, US · Community Improvement & Capacity Building · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  95. American Rural Inc

    EIN 800872063 · Headquarters: WHITEFISH, MT, US · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  96. American Simmental - Simbrah Foundation Inc

    EIN 810497041 · Headquarters: BOZEMAN, MT, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. American Simmental Association

    EIN 810422884 · Headquarters: BOZEMAN, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. American Slovenian Catholic Union K S K J

    EIN 237530617 · Headquarters: Great Falls, MT, US · Religion Related · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  99. American Society for Clinical Laboratory Science

    EIN 237433143 · Headquarters: Hamilton, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. American Society for Environmental History

    EIN 840960966 · Headquarters: HELENA, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

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