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. Operative Plasterers and Cement Masons Local 783

    EIN 740816534 · Headquarters: PASADENA, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  2. Operative Plasterers and Cement Masons Local 886

    EIN 344409630 · Headquarters: TOLEDO, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. 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

  4. Operative Plasterers and Cement Masons Local Union 394

    EIN 823878587 · Headquarters: Phoenix, AZ, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  5. Operative Plasterers Cem Masons Int Assoc Local 29

    EIN 221173365 · Headquarters: CLIFTON, NJ, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  6. Operative Plasterers&cmnt Msns 926

    EIN 274383748 · Headquarters: CHARLESTON, WV, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  7. Operative Plasterers' & Cement Masons Int'l Assn of USA & Canada Local No 5

    EIN 330681938 · Headquarters: CORONA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Operative Plasterers' & Cement Masons' International Assoc Local No 404

    EIN 340308363 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Operative Plasterers' & Cement Masons' International Association

    EIN 530258484 · Headquarters: COLUMBIA, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  10. Operative Plasterers- and Cement Masons Local 514

    EIN 380407375 · Headquarters: MADISON HEIGHTS, MI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Operative Plasterersx and Cement Masons' Int'l Assc Lo Un No 200

    EIN 954551243 · Headquarters: POMONA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Operative Plasterers’ & Cement Masons’ International Association

    EIN 160578655 · Headquarters: NORTH TONAWANDA, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  13. Operative Plasters & Cement Masons International Association

    EIN 232922679 · Headquarters: CRANSTON, RI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Operative Plasters & Cement Masons International Association Local 262

    EIN 112483766 · Headquarters: BRONX, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  15. Operative Plasters & Cement Masons Local 254

    EIN 850058463 · Headquarters: Albuquerque, NM, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. 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

  17. Operative Plasters and Cement Masons International Association Local 527

    EIN 430210270 · Headquarters: BRIDGETON, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Operatives

    EIN 473716731 · Headquarters: Saratoga Springs, UT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Operaworks Inc

    EIN 592884120 · Headquarters: Granada Hills, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  20. Opex Park

    EIN 852777879 · Headquarters: BENSALEM, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  21. Ophelia Speaks Inc

    EIN 854015802 · Headquarters: Milwaukee, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Ophir Parent Teacher Club

    EIN 831866300 · Headquarters: Newcastle, CA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  23. Ophthalmic Anesthesia Society

    EIN 330302986 · Headquarters: AUSTIN, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  24. Ophthalmic Photographers Society Inc

    EIN 596564114 · Headquarters: Westfield, IN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  25. Oplin Volunteer Fire Department

    EIN 752714229 · Headquarters: Clyde, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. OPOA Retention Benefit Plan

    EIN 943038681 · Headquarters: Oakland, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Opojaz Inc

    EIN 133285442 · Headquarters: Saint Louis, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  28. Opossum Creek Shrine Club

    EIN 621387036 · Headquarters: CHATTANOOGA, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Opossum Society of California Inc

    EIN 330310580 · Headquarters: YUCAIPA, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Opp & Covington Co Area Chamber Commerce

    EIN 630799589 · Headquarters: OPP, AL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  31. Opp Al Amvets Post 23 Ladies Auxiliary

    EIN 812584850 · Headquarters: Kinston, AL, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  32. Opp Country Club

    EIN 630156332 · Headquarters: OPP, AL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Opp Philip Ochr

    EIN 346568288 · Headquarters: BROOKLYN, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  34. Opp Voa Elderly Housing Inc

    EIN 581805519 · Headquarters: MOBILE, AL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Opp-micolas Credit Union

    EIN 630337813 · Headquarters: OPP, AL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  36. Oppen Family Guidance Instituteinc

    EIN 237186904 · Headquarters: MINOT, ND, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  37. Oppenheim Family Fund Inc

    EIN 136158857 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  38. Oppenheim Louis Tuw

    EIN 376030392 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  39. Oppenheimer Family Foundation C/o H Oppenheimer

    EIN 366054015 · Headquarters: OJAI, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  40. Oppenheimer&haas Xxxxx1004

    EIN 136013101 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  41. Oppenstein Brothers Foundation

    EIN 436203035 · Headquarters: KANSAS CITY, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  42. Opper Frederick C Fam Fd Tr Uw

    EIN 066031047 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  43. Oppo Boat & Ski Club

    EIN 366116678 · Headquarters: palos park, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Opportunities Credit Union

    EIN 030321712 · Headquarters: WINOOSKI, VT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  45. Opportunities Development Corporation

    EIN 160912651 · Headquarters: Watonga, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  46. Opportunities for a Better Tomorrow Inc

    EIN 112934620 · Headquarters: BROOKLYN, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Opportunities for All Michigan

    EIN 872342269 · Headquarters: Grosse Pointe, MI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  48. Opportunities for Hope Inc

    EIN 222515061 · Headquarters: FITCHBURG, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Opportunities in Science Inc

    EIN 411625917 · Headquarters: BEMIDJI, MN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Opportunities Inc

    EIN 520857131 · Headquarters: LANHAM, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Opportunities Inc

    EIN 751286505 · Headquarters: BORGER, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Opportunities Inc of Jefferson County

    EIN 391078133 · Headquarters: FORT ATKINSON, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Opportunities Industrialization

    EIN 112942270 · Headquarters: West Babylon, NY, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  54. Opportunities Industrialization Center Inc

    EIN 236296920 · Headquarters: PHILADELPHIA, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Opportunities Industrialization Center of New Britain Inc

    EIN 060876897 · Headquarters: NEW BRITAIN, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  56. Opportunities Industrialization Center of New London County Inc

    EIN 237066023 · Headquarters: NEW LONDON, CT, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  57. Opportunities Industrialization Center of Ousachit

    EIN 720801911 · Headquarters: Monroe, LA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. Opportunities Mentoring of Van Buren County

    EIN 262093118 · Headquarters: Keosauqua, IA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  59. Opportunities of Hope Inc

    EIN 813668702 · Headquarters: West Palm Beach, FL, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  60. Opportunities Unlimited

    EIN 421354428 · Headquarters: SIOUX CITY, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Opportunity Access Inc

    EIN 881409494 · Headquarters: West Orange, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Opportunity Arkansas Action

    EIN 883964643 · Headquarters: CONWAY, AR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. Opportunity Associates

    EIN 237078018 · Headquarters: Stroudsburg, PA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  64. Opportunity Awaits

    EIN 871155182 · Headquarters: Norristown, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Opportunity Awaits Inc

    EIN 852976078 · Headquarters: Monroe, LA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. Opportunity Builders Assoc of Parents Inc

    EIN 521159823 · Headquarters: Pasadena, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Opportunity Catchers Inc

    EIN 832779523 · Headquarters: AUBREY, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Opportunity Center Inc

    EIN 510079778 · Headquarters: New Castle, DE, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Opportunity Chapter 3002 Women of the Moose

    EIN 237520589 · Headquarters: Orange Park, FL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Opportunity City

    EIN 810718231 · Headquarters: COLUMBUS, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Opportunity City Foundation

    EIN 810735626 · Headquarters: COLUMBUS, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Opportunity City Political Action Committee

    EIN 871935716 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  73. Opportunity Consultants Inc

    EIN 237072658 · Headquarters: Charlottesville, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Opportunity Doors Inc

    EIN 251769892 · Headquarters: Greenville, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Opportunity Enterprises Inc

    EIN 521040994 · Headquarters: CARROLLTON, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Opportunity for All Action Fund

    EIN 872367015 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  77. Opportunity for All Coalition

    EIN 844965287 · Headquarters: OAKLAND, CA, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990

  78. Opportunity for All Georgia Students Inc

    EIN 813294411 · Headquarters: ALPHARETTA, GA, USA · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  79. Opportunity for Development International

    EIN 270284050 · Headquarters: Layton, UT, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  80. Opportunity for Michigans Future

    EIN 823109338 · Headquarters: Lansing, MI, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  81. Opportunity Forum

    EIN 471045993 · Headquarters: New York, NY, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  82. Opportunity Forward Alliance

    EIN 413108395 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Opportunity House Inc

    EIN 061051678 · Headquarters: HAMDEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Opportunity House Inc

    EIN 850447011 · Headquarters: HOBBS, NM, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Opportunity Housing Inc of Putnam County

    EIN 351770828 · Headquarters: GREENCASTLE, IN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  86. Opportunity Knocks

    EIN 364931000 · Headquarters: STEVENSON, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Opportunity Living Benefit Tr

    EIN 421448684 · Headquarters: Lake City, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  88. Opportunity Lodge No 3001 Loyal Order of Moose

    EIN 363552088 · Headquarters: Orange Park, FL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Opportunity Maine

    EIN 113793495 · Headquarters: Portland, ME, USA · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  90. Opportunity Matters Network Inc

    EIN 861750249 · Headquarters: BEVERLY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  91. Opportunity Nashville

    EIN 831832932 · Headquarters: NASHVILLE, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Opportunity Oasis

    EIN 923644990 · Headquarters: SAN JOSE, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Opportunity of North Central Wisconsin Inc

    EIN 390975675 · Headquarters: WAUSAU, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  94. Opportunity Project Inc

    EIN 831763435 · Headquarters: ATLANTA, GA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  95. Opportunity Resources Inc

    EIN 810247708 · Headquarters: Missoula, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. Opportunity School

    EIN 751360968 · Headquarters: Amarillo, Texas, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Opportunity Sheltered Industries Inc

    EIN 431456356 · Headquarters: HOUSTON, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  98. Opportunity Shredding

    EIN 922492873 · Headquarters: GURNEE, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  99. Opportunity Sports

    EIN 271930450 · Headquarters: AUSTIN, TX, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  100. Opportunity to Learn Foundation C/o Craig Heaton

    EIN 856710297 · Headquarters: NORMAN, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

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