Unknown & Unclassified nonprofits

Unknown & Unclassified nonprofits. Browse 557,756 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. Association of Official Court Reporters

    EIN 561907192 · Headquarters: Moyock, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Association of Ohio Commodores

    EIN 510173765 · Headquarters: BUCKEYE LAKE, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Association of Ohio Health Commissioners

    EIN 310668711 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Association of Ohio Recyclers

    EIN 341624695 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Association of Oklahoma General Contractors

    EIN 730132910 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Association of Oklahoma Life Insurance Companies

    EIN 731192089 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Association of Old Crows

    EIN 520952593 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Association of Old Crows

    EIN 521235175 · Headquarters: Arlington, VA, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  9. Association of Old Crows

    EIN 521235187 · Headquarters: Oak Harbor, WA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  10. Association of Old Crows - Chapters

    EIN 541511460 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Association of Old Crows - Educational Foundation

    EIN 541337848 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Association of Old Crows - Educational Foundation - Chapters

    EIN 541520328 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Association of Operating Room 1612 Cyclone Chapter

    EIN 452999645 · Headquarters: Ames, IA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  14. Association of Operating Room Nurses

    EIN 205814110 · Headquarters: Spirit Lake, ID, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  15. Association of Operating Room Nurses

    EIN 237230140 · Headquarters: Austin, MN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Association of Operating Room Nurses

    EIN 251388951 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Association of Operating Room Nurses

    EIN 351460848 · Headquarters: Huntingburg, IN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Association of Operating Room Nurses

    EIN 470637946 · Headquarters: Hickman, NE, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Association of Operating Room Nurses

    EIN 541281571 · Headquarters: BARBOURSVILLE, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Association of Operating Room Nurses Inc

    EIN 010443781 · Headquarters: Norway, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Association of Operating Room Nurses Inc

    EIN 030288711 · Headquarters: Jericho, VT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Association of Operating Room Nurses Inc

    EIN 043748171 · Headquarters: Orlando, FL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Association of Operating Room Nurses Inc

    EIN 061163168 · Headquarters: DANBURY, CT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  24. Association of Operating Room Nurses Inc

    EIN 112635038 · Headquarters: Fresh Meadows, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Association of Operating Room Nurses Inc

    EIN 113019625 · Headquarters: West Orange, NJ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Association of Operating Room Nurses Inc

    EIN 136277091 · Headquarters: DOBBS FERRY, NY, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  27. Association of Operating Room Nurses Inc

    EIN 141588011 · Headquarters: Kerhonkson, NY, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  28. Association of Operating Room Nurses Inc

    EIN 141675157 · Headquarters: SCHENECTADY, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Association of Operating Room Nurses Inc

    EIN 161116851 · Headquarters: churchville, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Association of Operating Room Nurses Inc

    EIN 161356375 · Headquarters: FRANKFORT, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Association of Operating Room Nurses Inc

    EIN 202777505 · Headquarters: Louisville, KY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Association of Operating Room Nurses Inc

    EIN 203033693 · Headquarters: Concord, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Association of Operating Room Nurses Inc

    EIN 222198553 · Headquarters: Cape May Point, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Association of Operating Room Nurses Inc

    EIN 222487871 · Headquarters: Beachwood, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Association of Operating Room Nurses Inc

    EIN 223060540 · Headquarters: BELLEVILLE, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Association of Operating Room Nurses Inc

    EIN 230829456 · Headquarters: Chesapeake, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Association of Operating Room Nurses Inc

    EIN 232123169 · Headquarters: HORSHAM, PA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  38. Association of Operating Room Nurses Inc

    EIN 232646301 · Headquarters: KINGSTON, PA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  39. Association of Operating Room Nurses Inc

    EIN 237384575 · Headquarters: oklahoma city, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. Association of Operating Room Nurses Inc

    EIN 237423459 · Headquarters: Oconomowoc, WI, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  41. Association of Operating Room Nurses Inc

    EIN 237429149 · Headquarters: Westminster, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. Association of Operating Room Nurses Inc

    EIN 237454525 · Headquarters: Britton, MI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Association of Operating Room Nurses Inc

    EIN 251634306 · Headquarters: Ebensburg, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Association of Operating Room Nurses Inc

    EIN 262711786 · Headquarters: Champaign, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Association of Operating Room Nurses Inc

    EIN 262731611 · Headquarters: BLACKSBURG, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Association of Operating Room Nurses Inc

    EIN 263827288 · Headquarters: Richmond, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Association of Operating Room Nurses Inc

    EIN 270463402 · Headquarters: Belle Mead, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Association of Operating Room Nurses Inc

    EIN 272019855 · Headquarters: Las Vegas, NV, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  49. Association of Operating Room Nurses Inc

    EIN 273622362 · Headquarters: BOWLING GREEN, KY, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  50. Association of Operating Room Nurses Inc

    EIN 273658215 · Headquarters: Pea Ridge, AR, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  51. Association of Operating Room Nurses Inc

    EIN 311074551 · Headquarters: NEW ALBANY, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  52. Association of Operating Room Nurses Inc

    EIN 311095118 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  53. Association of Operating Room Nurses Inc

    EIN 311302849 · Headquarters: Dayton, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Association of Operating Room Nurses Inc

    EIN 320121244 · Headquarters: Greensboro, NC, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  55. Association of Operating Room Nurses Inc

    EIN 320398998 · Headquarters: FAYETTEVILLE, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Association of Operating Room Nurses Inc

    EIN 330343384 · Headquarters: Yucaipa, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Association of Operating Room Nurses Inc

    EIN 330358169 · Headquarters: Orange, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Association of Operating Room Nurses Inc

    EIN 341374665 · Headquarters: BERLIN HTS, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Association of Operating Room Nurses Inc

    EIN 351611274 · Headquarters: Indianapolis, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Association of Operating Room Nurses Inc

    EIN 351718386 · Headquarters: Fort Wayne, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Association of Operating Room Nurses Inc

    EIN 363104318 · Headquarters: Oak Lawn, IL, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  62. Association of Operating Room Nurses Inc

    EIN 363248811 · Headquarters: Palatine, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Association of Operating Room Nurses Inc

    EIN 363261309 · Headquarters: Chicago, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Association of Operating Room Nurses Inc

    EIN 363276794 · Headquarters: Loves Park, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Association of Operating Room Nurses Inc

    EIN 363708920 · Headquarters: MUNSTER, IN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. Association of Operating Room Nurses Inc

    EIN 363751103 · Headquarters: Grand Forks, ND, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  67. Association of Operating Room Nurses Inc

    EIN 363971286 · Headquarters: Palatine, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Association of Operating Room Nurses Inc

    EIN 371083179 · Headquarters: Rochester, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. Association of Operating Room Nurses Inc

    EIN 371146757 · Headquarters: Bloomington, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  70. Association of Operating Room Nurses Inc

    EIN 371268108 · Headquarters: smithton, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Association of Operating Room Nurses Inc

    EIN 382936678 · Headquarters: South Lyon, MI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Association of Operating Room Nurses Inc

    EIN 382937562 · Headquarters: Holland, MI, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  73. Association of Operating Room Nurses Inc

    EIN 391672065 · Headquarters: Manitowoc, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. Association of Operating Room Nurses Inc

    EIN 391695876 · Headquarters: Neenah, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Association of Operating Room Nurses Inc

    EIN 391708644 · Headquarters: McFarland, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. Association of Operating Room Nurses Inc

    EIN 411291825 · Headquarters: Otsego, MN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. Association of Operating Room Nurses Inc

    EIN 411664496 · Headquarters: Crosby, MN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Association of Operating Room Nurses Inc

    EIN 411673626 · Headquarters: Arden Hills, MN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Association of Operating Room Nurses Inc

    EIN 421282967 · Headquarters: Dubuque, IA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  80. Association of Operating Room Nurses Inc

    EIN 431250589 · Headquarters: Blue Springs, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. Association of Operating Room Nurses Inc

    EIN 431425782 · Headquarters: Sikeston, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. Association of Operating Room Nurses Inc

    EIN 451917362 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Association of Operating Room Nurses Inc

    EIN 452453691 · Headquarters: Loganville, GA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Association of Operating Room Nurses Inc

    EIN 455540773 · Headquarters: Edwards, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Association of Operating Room Nurses Inc

    EIN 462861280 · Headquarters: san tan valley, AZ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Association of Operating Room Nurses Inc

    EIN 462887539 · Headquarters: Katy, TX, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  87. Association of Operating Room Nurses Inc

    EIN 463639926 · Headquarters: Fairplay, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. Association of Operating Room Nurses Inc

    EIN 471270814 · Headquarters: Martinsburg, WV, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Association of Operating Room Nurses Inc

    EIN 475221354 · Headquarters: MEBANE, NC, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  90. Association of Operating Room Nurses Inc

    EIN 476088119 · Headquarters: OMAHA, NE, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Association of Operating Room Nurses Inc

    EIN 510240875 · Headquarters: Penns Grove, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Association of Operating Room Nurses Inc

    EIN 521357245 · Headquarters: Cape May Court House, NJ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Association of Operating Room Nurses Inc

    EIN 521706994 · Headquarters: Clearwater, FL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Association of Operating Room Nurses Inc

    EIN 541075200 · Headquarters: Roanoke, VA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  95. Association of Operating Room Nurses Inc

    EIN 541234947 · Headquarters: Culpeper, VA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Association of Operating Room Nurses Inc

    EIN 541595214 · Headquarters: FOREST, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Association of Operating Room Nurses Inc

    EIN 550701967 · Headquarters: Morgantown, WV, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Association of Operating Room Nurses Inc

    EIN 550865049 · Headquarters: windsor, CT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  99. Association of Operating Room Nurses Inc

    EIN 561330592 · Headquarters: WILMINGTON, NC, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  100. Association of Operating Room Nurses Inc

    EIN 561395869 · Headquarters: CLEMMONS, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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