Nonprofits in Longmont, Colorado

Nonprofits in Longmont, Colorado. Browse 790 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. 10292 Longmont Sertoma Club

    EIN 237133953 · Headquarters: Longmont, CO, US · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  2. 2030 Mead Mavericks

    EIN 923798185 · Headquarters: LONGMONT, CO, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. 316 St Vrain Anglers Chapter of Trout Unlimited

    EIN 742047350 · Headquarters: LONGMONT, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. 4-H Clubs & Affiliated 4-H Organizations

    EIN 412036142 · Headquarters: Longmont, CO, US · Youth Development · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  5. 4-H Clubs & Affiliated 4-H Organizations

    EIN 421748537 · Headquarters: Longmont, CO, US · Youth Development · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  6. 4-H Clubs & Affiliated 4-H Organizations

    EIN 841294842 · Headquarters: Longmont, CO, US · Recreation & Sports · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  7. 601 Transformation Ministries

    EIN 462860200 · Headquarters: Longmont, CO, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  8. 9-1-1 Education Foundation

    EIN 454951272 · Headquarters: Longmont, CO, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  9. A Voice for Peter

    EIN 473606741 · Headquarters: LONGMONT, CO, US · Human Services · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  10. A Way Forward Inc

    EIN 852676751 · Headquarters: Longmont, CO, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. A Woman's Work Inc

    EIN 208078513 · Headquarters: LONGMONT, CO, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  12. Acres of Hope

    EIN 811485839 · Headquarters: Longmont, CO, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  13. ActivEnviro

    EIN 264130537 · Headquarters: Longmont, CO, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  14. Acupuncture for Veterans and Their Families

    EIN 271361596 · Headquarters: Longmont, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Adventure Rabbi: Synagogue W/o Walls

    EIN 510484087 · Headquarters: Longmont, CO, United States · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. African Heritage Celebration

    EIN 203770672 · Headquarters: Longmont, CO, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Agape Family Services

    EIN 205308625 · Headquarters: Longmont, CO, USA · Human Services · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ

  18. Aikido for Veterans & Families

    EIN 812766695 · Headquarters: Longmont, CO, US · Public & Societal Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  19. Alpha Chi Omega Fraternity Inc

    EIN 846043349 · Headquarters: Longmont, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Alpha Delta Phi Rocky Mountain Housing Corporation

    EIN 824021220 · Headquarters: Longmont, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  21. Alpine Elementary Pto

    EIN 562455389 · Headquarters: Longmont, CO, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Altona Preservation Alliance

    EIN 862511776 · Headquarters: Longmont, CO, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  23. American Association of University Women

    EIN 510188478 · Headquarters: Longmont, CO, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. American Cowboy Team Roping Association - Colorado Chapter

    EIN 010830997 · Headquarters: Longmont, CO, USA · Recreation & Sports · Latest available filing year: 2010 · Primary form: IRS Form 990-EZ

  25. American Humanist Association

    EIN 392421463 · Headquarters: Longmont, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. American Legion Auxiliary

    EIN 846027790 · Headquarters: LONGMONT, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. American Legion Post 32

    EIN 840382685 · Headquarters: LONGMONT, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. American Mothers Inc

    EIN 840995515 · Headquarters: Longmont, CO, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  29. American Rose Society

    EIN 581782976 · Headquarters: Longmont, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Anasazi Trust

    EIN 991681251 · Headquarters: Longmont, CO, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Ancestral Healing Circle

    EIN 872851735 · Headquarters: Longmont, CO, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Ancient Free & Accepted Masons of Colorado

    EIN 846049969 · Headquarters: LONGMONT, CO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  33. Ancient Mystical Order of Rosae Crucis

    EIN 270874509 · Headquarters: Longmont, CO, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  34. Ande Foundation

    EIN 922160777 · Headquarters: Longmont, CO, US · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. Andys House Inc

    EIN 823763248 · Headquarters: LONGMONT, CO, US · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Animal Kingdom Foundation

    EIN 821588979 · Headquarters: Longmont, CO, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Animal Rescue Connection

    EIN 261372338 · Headquarters: Longmont, CO, US · Animal Related · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  38. Annie and Millies Place

    EIN 861535869 · Headquarters: LONGMONT, CO, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  39. Antique Aiplane Association of Colorado Charitable Trust

    EIN 471179569 · Headquarters: Longmont, CO, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Antique Airplane Association of Colorado Inc

    EIN 753117749 · Headquarters: Longmont, CO, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Aquatic Fitness Professionals Association International

    EIN 841516674 · Headquarters: Longmont, CO, US · Recreation & Sports · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  42. Aroma Therapy Registration Council

    EIN 931285019 · Headquarters: Longmont, CO, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. ArtWalk Longmont

    EIN 870703214 · Headquarters: Longmont, CO, USA · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  44. Arvae Systems Business Development

    EIN 473465633 · Headquarters: Longmont, CO, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  45. Ascend Inc

    EIN 463850711 · Headquarters: Longmont, CO, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  46. Ascent Vocals

    EIN 844194158 · Headquarters: Longmont, CO, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Asian-pacific Association of Longmont

    EIN 473934531 · Headquarters: Longmont, CO, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Aspen Leaf Foundation

    EIN 464035882 · Headquarters: LONGMONT, CO, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  49. Aspen Ridge 4-H Club

    EIN 992279216 · Headquarters: Longmont, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Association for Community Living

    EIN 840637899 · Headquarters: LONGMONT, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Association for Network Care

    EIN 521679692 · Headquarters: LONGMONT, CO, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2010 · Primary form: IRS Form 990-EZ

  52. Association for Network Care Research Corp

    EIN 223522383 · Headquarters: LONGMONT, CO, USA · Medical Research · Latest available filing year: 2010 · Primary form: IRS Form 990-EZ

  53. Association for Reorganizational Healing Practice

    EIN 454584660 · Headquarters: Longmont, CO, US · Community Improvement & Capacity Building · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  54. Association for Vascular Access

    EIN 611541860 · Headquarters: Longmont, CO, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. Association of Waldorf Schools of North America

    EIN 232083226 · Headquarters: LONGMONT, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Austin Shepherd Foundation

    EIN 461222647 · Headquarters: LONGMONT, CO, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Autism Helping Autism

    EIN 473771223 · Headquarters: Longmont, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Avlambh Inc

    EIN 161779939 · Headquarters: Longmont, CO, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  59. Bands for Lands

    EIN 841364135 · Headquarters: Longmont, CO, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Beckwith Ditch and Reservoir Co

    EIN 822410318 · Headquarters: LONGMONT, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Berthoud Gun Club Inc

    EIN 846032525 · Headquarters: LONGMONT, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Bicycle Longmont

    EIN 861114027 · Headquarters: Longmont, CO, US · Recreation & Sports · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  63. Big Sky Parent Organization

    EIN 412354127 · Headquarters: Longmont, CO, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Billiard Congress of America

    EIN 362548763 · Headquarters: LONGMONT, CO, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  65. Billiard Education Foundation

    EIN 421395207 · Headquarters: LONGMONT, CO, USA · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  66. Blue Skies Society

    EIN 995114295 · Headquarters: LONGMONT, CO, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Boco Volleyball Athletic Club Corp

    EIN 921519346 · Headquarters: Longmont, CO, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Bonus Ditch Company

    EIN 741896530 · Headquarters: Longmont, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Book Arts League

    EIN 841601684 · Headquarters: LONGMONT, CO, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Boulder and White Rock Lateral and Siphon Company

    EIN 331212400 · Headquarters: Longmont, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Boulder Association of Life Underwriters

    EIN 846120643 · Headquarters: Longmont, CO, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  72. Boulder Broomfield Foster Adoptive Family Association

    EIN 237425834 · Headquarters: Longmont, CO, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  73. Boulder County Estate Planning Council

    EIN 840745907 · Headquarters: LONGMONT, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Boulder County Fair Livestock Show and Rodeo

    EIN 841496078 · Headquarters: LONGMONT, CO, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  75. Boulder County Farm Bureau

    EIN 840589416 · Headquarters: Longmont, CO, US · Food, Agriculture & Nutrition · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  76. Boulder County Farmers Market

    EIN 841084357 · Headquarters: Longmont, CO, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Boulder County Mounted Search & Rescue

    EIN 753078651 · Headquarters: Longmont, CO, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Boulder County Safe Schools Coalition Inc

    EIN 452585648 · Headquarters: Longmont, CO, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  79. Boulder Israeli Dance

    EIN 844439937 · Headquarters: Longmont, CO, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Boulder Rights of Nature Llc

    EIN 461407951 · Headquarters: Longmont, CO, US · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  81. Boulder Valley Railway Historical Society

    EIN 275522877 · Headquarters: Longmont, CO, US · Arts, Culture & Humanities · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  82. Boulder White Rock Rod & Gun Club

    EIN 841192269 · Headquarters: LONGMONT, CO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  83. Boxer Club of Colorado

    EIN 364939894 · Headquarters: Longmont, CO, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Braly Family Foundation

    EIN 205093193 · Headquarters: LONGMONT, CO, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  85. Brave New Life Project

    EIN 884101956 · Headquarters: Longmont, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Bravehoods

    EIN 455122342 · Headquarters: LONGMONT, CO, USA · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  87. Bright Future Global Wings

    EIN 920293368 · Headquarters: Longmont, CO, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Bright Path USA Inc

    EIN 320475325 · Headquarters: LONGMONT, CO, USA · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  89. Buck for the Fallen

    EIN 822402772 · Headquarters: Longmont, CO, US · Public & Societal Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  90. Burlington Elementary School Foundation Inc

    EIN 841358661 · Headquarters: Longmont, CO, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Butte Irrigating and Milling Company

    EIN 465193603 · Headquarters: Longmont, CO, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. C R E a T E Globally

    EIN 465533158 · Headquarters: Longmont, CO, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Cambodian Outreach Project

    EIN 841471467 · Headquarters: LONGMONT, CO, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Can'd Aid

    EIN 463692906 · Headquarters: Longmont, CO, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Carbon Valley Chamber of Commerce

    EIN 900123317 · Headquarters: LONGMONT, CO, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  96. Cardinal Opportunities Inc

    EIN 813358307 · Headquarters: Longmont, CO, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Caring About People

    EIN 273033053 · Headquarters: Longmont, CO, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Casa De Dios Shalom

    EIN 811343815 · Headquarters: Longmont, CO, USA · Religion Related · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  99. Catte Inc

    EIN 812885231 · Headquarters: LONGMONT, CO, USA · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-PF

  100. Centennial Chinese Shar-pei Club

    EIN 473401638 · Headquarters: Longmont, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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