Unknown & Unclassified nonprofits in Colorado

Unknown & Unclassified nonprofits in Colorado. Browse 9,996 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. Optimist International

    EIN 900214940 · Headquarters: GREENWOOD VILLAGE, CO, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  2. OPTIMIST INTERNATIONAL-Denver Monaco South CO

    EIN 510200090 · Headquarters: Denver, CO, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  3. Options Credit Union

    EIN 840818111 · Headquarters: LITTLETON, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Orchard Mesa Gun Club Inc

    EIN 846038297 · Headquarters: Grand Junction, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Order of Amaranth Inc

    EIN 237614212 · Headquarters: Lakewood, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Order of Eastern Star of Colorado

    EIN 237187436 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Order of Eastern Star of Colorado

    EIN 562321391 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  8. Order of the Amaranth Inc

    EIN 237614131 · Headquarters: Aurora, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Order of the Amaranth Inc

    EIN 237614556 · Headquarters: Northglenn, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Order of the Amaranth Inc Supreme Council

    EIN 237109407 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Order of the Amaranth Inc Supreme Council

    EIN 237614125 · Headquarters: Golden, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Order of the Amaranth Inc Supreme Council

    EIN 237614130 · Headquarters: GOLDEN, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Order of the Amaranth Inc Supreme Council

    EIN 237614132 · Headquarters: Monument, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Order of the Amaranth Inc Supreme Council

    EIN 237614134 · Headquarters: Greeley, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Order of the Amaranth Inc Supreme Council

    EIN 237614136 · Headquarters: Colorado Springs, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Order of the Amaranth Inc Supreme Council

    EIN 815226650 · Headquarters: Pueblo, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Order of the Eastern Star of Colorado

    EIN 237116276 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Order of the Eastern Star of Colorado

    EIN 237116833 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Order of the Eastern Star of Colorado

    EIN 237152388 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Order of the Eastern Star of Colorado

    EIN 237187439 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  21. Order of the Eastern Star of Colorado

    EIN 237187895 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Order of the Eastern Star of Colorado

    EIN 237191486 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Order of the Eastern Star of Colorado

    EIN 237194735 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Order of the Eastern Star of Colorado

    EIN 237196970 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Order of the Eastern Star of Colorado

    EIN 237218061 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  26. Order of the Eastern Star of Colorado

    EIN 237227202 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Order of the Eastern Star of Colorado

    EIN 237583272 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Order of the Eastern Star of Colorado

    EIN 237593254 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. Order of the Eastern Star of Colorado

    EIN 320616715 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Order of the Eastern Star of Colorado

    EIN 840284772 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  31. Order of the Eastern Star of Colorado

    EIN 840284813 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Order of the Eastern Star of Colorado

    EIN 840284898 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Order of the Eastern Star of Colorado

    EIN 840284901 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Order of the Eastern Star of Colorado

    EIN 840465634 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. Order of the Eastern Star of Colorado

    EIN 840617812 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Order of the Eastern Star of Colorado

    EIN 840625312 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. Order of the Eastern Star of Colorado

    EIN 840629787 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Order of the Eastern Star of Colorado

    EIN 840632661 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. Order of the Eastern Star of Colorado

    EIN 840634341 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  40. Order of the Eastern Star of Colorado

    EIN 846022876 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Order of the Eastern Star of Colorado

    EIN 846034171 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. Order of the Eastern Star of Colorado

    EIN 846120167 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Order of the Eastern Star of Colorado Grand Chapter

    EIN 840284775 · Headquarters: DENVER, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Order of the Founders & Patriots of America

    EIN 475588253 · Headquarters: Lakewood, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Order of the White Shrine of Jerusalem

    EIN 237514179 · Headquarters: Greeley, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Organization of Chinese American Inc

    EIN 846121867 · Headquarters: Denver, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  47. Otero Ditch Company

    EIN 840433772 · Headquarters: ROCKY FORD, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  48. Our Airport Our Vote

    EIN 993591484 · Headquarters: DENVER, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Our Cause

    EIN 205067010 · Headquarters: Aurora, CO, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  50. Our Colorado

    EIN 205067205 · Headquarters: Aurora, CO, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  51. Our Community Our Future

    EIN 922807268 · Headquarters: DENVER, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Our Democracy Collective

    EIN 994328716 · Headquarters: Highlands Ranch, CO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  53. Our Lady of Tenderness Inc

    EIN 742291587 · Headquarters: Estes Park, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Our Lady of Walsingham Academy

    EIN 853352042 · Headquarters: Colorado Springs, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Our Revolution Colorado Springs

    EIN 843036551 · Headquarters: Colorado Springs, CO, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  56. Our Savior's Lutheran Housing Corp C/o Senior Housing Options Inc

    EIN 742274265 · Headquarters: DENVER, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Our&d

    EIN 814401775 · Headquarters: Lakewood, CO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  58. Ouray Chamber Resort Association

    EIN 841672168 · Headquarters: OURAY, CO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  59. Ouray County Arts Association

    EIN 237122442 · Headquarters: Ouray, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Ouray County Historical Society

    EIN 840623733 · Headquarters: Ouray, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Ouray County Ranch History Museum

    EIN 680649706 · Headquarters: Ridgway, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Out Boulder County Action

    EIN 931554241 · Headquarters: Boulder, CO, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  63. Outdoor Industry Association

    EIN 841143854 · Headquarters: BOULDER, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Outpatient Ophthalmic Surgery

    EIN 911164624 · Headquarters: AURORA, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Outreach for Christ Foundation

    EIN 237417641 · Headquarters: Colorado Springs, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Outreach United Resource Center Inc

    EIN 742448346 · Headquarters: LONGMONT, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Overland Ditch & Reservoir Co

    EIN 840434803 · Headquarters: HOTCHKISS, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Overland High School Band Parents Association

    EIN 742179293 · Headquarters: Aurora, CO, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  69. Overland Sertoma ClubInc

    EIN 237395546 · Headquarters: Windsor, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  70. Owl Club of Denver

    EIN 846035808 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. Owl Creek Supply and Irrigation Company

    EIN 840286190 · Headquarters: EATON, CO, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  72. Owl Recording Inc

    EIN 840675336 · Headquarters: Boulder, CO, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  73. Ox Bow Water Users Association Inc

    EIN 840925964 · Headquarters: GRAND JCT, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Oxford Lamb Foundation

    EIN 841192586 · Headquarters: Montrose, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Oz Foundation

    EIN 742505793 · Headquarters: Denver, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  76. P & L Faith Ministries Inc

    EIN 474204818 · Headquarters: Pueblo, CO, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  77. P a C T

    EIN 742354511 · Headquarters: Holyoke, CO, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  78. P Bruce and Virginia C Benson Foundation

    EIN 841090517 · Headquarters: COLORADO SPRINGS, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  79. Pacific Ancient & Modern Language Assoc Co Craig Svonkin Executive Director

    EIN 680211855 · Headquarters: DENVER, CO, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  80. Pacific Policy Research Incorporated

    EIN 990261505 · Headquarters: Edwards, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Pack Burro Racing Photographers

    EIN 331379293 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Pado Sathya Sai Educare

    EIN 461615823 · Headquarters: Superior, CO, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  83. Padre Apartments Community

    EIN 840789830 · Headquarters: DENVER, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Padres Unidos Inc

    EIN 841426652 · Headquarters: DENVER, CO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  85. Pagosa Charter School Initiative

    EIN 472627440 · Headquarters: Pagosa Springs, CO, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  86. Pagosa Springs Area Chamber of Commerce

    EIN 840823331 · Headquarters: PAGOSA SPRINGS, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Pagosa Springs History Museum

    EIN 237453086 · Headquarters: Pagosa Springs, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Pagosa Springs Wrestling Federatin

    EIN 741897882 · Headquarters: PAGOSA SPRINGS, CO, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  89. Paint Box Guild

    EIN 821191555 · Headquarters: Centennial, CO, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  90. Painting & Decorating Contractors of America

    EIN 237355365 · Headquarters: Colorado Springs, CO, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  91. Palatines to America

    EIN 841051789 · Headquarters: Colorado Sprngs, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Paleontological Society

    EIN 046129772 · Headquarters: WESTMINSTER, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Paletteers Art Club Inc

    EIN 841122849 · Headquarters: Westminster, CO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  94. Palisade Chamber of Commerce

    EIN 841198537 · Headquarters: PALISADE, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Palisade Rotary Club

    EIN 264715955 · Headquarters: Palisade, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Palisades Retreat Club

    EIN 846039187 · Headquarters: Gunnison, CO, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  97. Palmer Divide Quiltmakers

    EIN 841587389 · Headquarters: Monument, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Palmer Lake Arts Council

    EIN 883581205 · Headquarters: Palmer Lake, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Palmer Lake Historical Society

    EIN 846031983 · Headquarters: Palmer Lake, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Palmer Lake Little Art Group Inc

    EIN 237017535 · Headquarters: Palmer Lake, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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