Unknown & Unclassified nonprofits in Oregon

Unknown & Unclassified nonprofits in Oregon. Browse 8,031 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. Olney-walluski Water Association

    EIN 930478496 · Headquarters: ASTORIA, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Omea District 12

    EIN 464847603 · Headquarters: Springfield, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Omea District 15

    EIN 464605392 · Headquarters: Beaverton, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Omea District 8

    EIN 472728262 · Headquarters: Grants Pass, OR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Omega Council 249 Allied Masonic Degrees

    EIN 262460728 · Headquarters: COOS BAY, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Omega Psi Phi Fraternity

    EIN 237065911 · Headquarters: Portland, OR, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  7. Omega Upsilon

    EIN 936031249 · Headquarters: Portland, OR, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  8. Omicron Kappa Upsilon-honorary Dental Society

    EIN 930655590 · Headquarters: Portland, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Ompi Petition Committee

    EIN 452900124 · Headquarters: Portland, OR, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  10. On the Budget

    EIN 453325263 · Headquarters: BEAVERTON, OR, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  11. One Community Health

    EIN 930910794 · Headquarters: Hood River, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. One Foundation

    EIN 330568058 · Headquarters: PORTLAND, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. One Tail at a Time - Pdx

    EIN 815244538 · Headquarters: PORTLAND, OR, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  14. One To Another

    EIN 943163908 · Headquarters: Clackamas, OR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. One World Chorus

    EIN 800392544 · Headquarters: Lake Oswego, OR, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  16. Onegresham

    EIN 460796271 · Headquarters: Gresham, OR, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  17. Onelove Church Ministries

    EIN 453515181 · Headquarters: Bend, OR, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  18. Onionskin Players Inc

    EIN 930989657 · Headquarters: ONTARIO, OR, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  19. Onpoint Community Credit Union

    EIN 930257765 · Headquarters: PORTLAND, OR, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  20. Ontario Chamber of Commerce

    EIN 930360089 · Headquarters: ONTARIO, OR, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  21. Ontario Oregon Education

    EIN 943096600 · Headquarters: ONTARIO, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Ontario Police Association

    EIN 264220651 · Headquarters: Ontario, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Ontrack Inc

    EIN 237088811 · Headquarters: MEDFORD, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. Onward Roseburg

    EIN 844658646 · Headquarters: Roseburg, OR, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  25. Open Arms International Dba Stand by Me USA

    EIN 931060919 · Headquarters: CLACKAMAS, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Open Door Counseling Center

    EIN 930876290 · Headquarters: HILLSBORO, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Opendof Project Inc C/o Vital Technical Marketing Inc

    EIN 473474973 · Headquarters: BEAVERTON, OR, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990

  28. Operation Easy Inc

    EIN 930955117 · Headquarters: PORTLAND, OR, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  29. Operation Off the Grid

    EIN 821172723 · Headquarters: Corbett, OR, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  30. Operation We Care from Small Towns in Oregon

    EIN 813599682 · Headquarters: Drain, OR, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  31. Operative Plasterers & Cement Mason Afl-cio Local 82

    EIN 930160415 · Headquarters: PORTLAND, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Operative Plasterers and Cement Masons Local No 555

    EIN 930338826 · Headquarters: Portland, OR, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  33. Operative Plasters and Cement Masons Association Nw Conference

    EIN 201400577 · Headquarters: PORTLAND, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  34. Opticians Association of Oregon Inc

    EIN 930857989 · Headquarters: Estacada, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Optimist International

    EIN 237182306 · Headquarters: Lebanon, OR, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  36. Optimist International

    EIN 475272487 · Headquarters: Gresham, OR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. Optimist International

    EIN 853511494 · Headquarters: Roseburg, OR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Optimist International

    EIN 853527275 · Headquarters: Portland, OR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. Optimist International

    EIN 930566934 · Headquarters: TROUTDALE, OR, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  40. Optimist International

    EIN 930569848 · Headquarters: Portland, OR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Optimist International

    EIN 930576775 · Headquarters: ALBANY, OR, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  42. Optimist International

    EIN 936027090 · Headquarters: OREGON CITY, OR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Optimist International

    EIN 936032693 · Headquarters: Salem, OR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Optimist International 32072 Oc of La Grande Or

    EIN 237011618 · Headquarters: LA GRANDE, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. Optimist International 32120 Peninsula St Johns

    EIN 936022448 · Headquarters: Portland, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Optimum Learning Environments Charter School

    EIN 364494477 · Headquarters: KEIZER, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Options Counseling Services of Oregon Inc

    EIN 943136426 · Headquarters: EUGENE, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Options Housing Alternatives Inc

    EIN 931071429 · Headquarters: Grants Pass, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Opwu Scholarship Committee

    EIN 800396540 · Headquarters: Salem, OR, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  50. Or & Sw Wash Chapter Smacna

    EIN 936031995 · Headquarters: PORTLAND, OR, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  51. Or Asca Pac

    EIN 822157374 · Headquarters: Portland, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Or State Legislative Board C/o Steve K Baldwin

    EIN 930508441 · Headquarters: LA GRANDE, OR, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  53. Or0000 Oregon Now

    EIN 275049973 · Headquarters: Portland, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Or0140 Greater Portland Now

    EIN 812459353 · Headquarters: Clackamas, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Orbis Cascade Alliance

    EIN 273445544 · Headquarters: Portland, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Orchard Heights Water Association

    EIN 930507487 · Headquarters: SALEM, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Order of Eastern Star

    EIN 260018063 · Headquarters: Weston, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Order of Eastern Star 60 Marguerite Chapter

    EIN 237345944 · Headquarters: Lebanon, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Order of Eastern Star Oregon 8

    EIN 010960244 · Headquarters: Roseburg, OR, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  60. Order of Eastern Star Western Star Chapter 64

    EIN 930817239 · Headquarters: Cave Junction, OR, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  61. Order of Ecumenical Franciscans

    EIN 363758147 · Headquarters: Eugene, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Order of the Amaranth Inc

    EIN 237614349 · Headquarters: Hillsboro, OR, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  63. Order of the Amaranth Inc

    EIN 237614351 · Headquarters: Coos Bay, OR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Order of the Amaranth Inc

    EIN 237614354 · Headquarters: Forest Grove, OR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Order of the Amaranth Inc 19 Cherry Court

    EIN 237614353 · Headquarters: Eugene, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Order of the Amaranth Inc Supreme Council

    EIN 237614358 · Headquarters: Roseburg, OR, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  67. Order of the Amaranth Inc Supreme Council

    EIN 237614364 · Headquarters: Milwaukie, OR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Order of the Amaranth Inc Supreme Council

    EIN 237614368 · Headquarters: Milwaukie, OR, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  69. Order of the Amaranth Inc Supreme Council

    EIN 237614381 · Headquarters: Eugene, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Order of the Antelope

    EIN 930604400 · Headquarters: Lakeview, OR, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  71. Order of the Eastern Star

    EIN 936027321 · Headquarters: North Bend, OR, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  72. Order of the Eastern Star Beulah Mustic Chapter 6

    EIN 237452248 · Headquarters: Coquille, OR, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  73. Order of the Eastern Star Cottage Grove No 4

    EIN 936026086 · Headquarters: Cottage Grove, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Order of the Eastern Star Gresham Chapter 117

    EIN 320316516 · Headquarters: OREGON CITY, OR, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  75. Order of the Eastern Star Mizpah 30

    EIN 930655669 · Headquarters: St Helens, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Order of the Eastern Star Occidental 45

    EIN 383822077 · Headquarters: North Bend, OR, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  77. Order of the White Shrine of Jerusalem

    EIN 237513851 · Headquarters: Milwaukie, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Ore State Assn of Plbg Heating

    EIN 930607258 · Headquarters: SALEM, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Ore State Firefighters Council Inc

    EIN 930570227 · Headquarters: SALEM, OR, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  80. Ore-ida Judo Club Inc

    EIN 936031220 · Headquarters: Ontario, OR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. Oregon & Southern Idaho District Council of Laborers - Liuna

    EIN 930144236 · Headquarters: Portland, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Oregon 2014 Petittion Committee

    EIN 461374500 · Headquarters: Corvallis, OR, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  83. Oregon 4-H Foundation

    EIN 237449605 · Headquarters: Fossil, OR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Oregon 4-H Foundation

    EIN 271186420 · Headquarters: Wasco, OR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. Oregon 4-H Foundation

    EIN 930710456 · Headquarters: CORVALLIS, OR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. Oregon 4-H Foundation

    EIN 930711337 · Headquarters: Corvallis, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Oregon 4-H Foundation

    EIN 930816424 · Headquarters: TILLAMOOK, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  88. Oregon 4-H Foundation

    EIN 936026259 · Headquarters: Portland, OR, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  89. Oregon 4-H Foundation

    EIN 956001786 · Headquarters: Condon, OR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. Oregon 4-H Foundation Klamath County 4-H Association

    EIN 930519341 · Headquarters: KLAMATH FALLS, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  91. Oregon Academy of Family Law Practitioners

    EIN 931134479 · Headquarters: Portland, OR, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  92. Oregon Academy of Family Physicians

    EIN 930423900 · Headquarters: PORTLAND, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Oregon Academy of Ophthalmology

    EIN 930691877 · Headquarters: LAKE OSWEGO, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Oregon Academy of Science Inc

    EIN 936031393 · Headquarters: McMinnville, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Oregon Afl-cio

    EIN 930471981 · Headquarters: PORTLAND, OR, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  96. Oregon Afscme Council 75

    EIN 930354500 · Headquarters: SALEM, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Oregon Agate and Mineral Society

    EIN 936023279 · Headquarters: Portland, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Oregon Agricultural Education Foundation

    EIN 943141614 · Headquarters: Salem, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Oregon Agriculture Foundation

    EIN 943169195 · Headquarters: SUMMERVILLE, OR, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  100. Oregon Air and Space Museum Inc

    EIN 943069551 · Headquarters: EUGENE, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

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