Unknown & Unclassified nonprofits in Maryland

Unknown & Unclassified nonprofits in Maryland. Browse 10,672 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. Teamsters Local 355 Legal Services Trust

    EIN 521999488 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  2. Teamsters Local 922 - Employers Health Trust

    EIN 521158708 · Headquarters: COLUMBIA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Teamsters Local No 311 Holding Company Inc

    EIN 521225608 · Headquarters: BALTIMORE, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Teamsters' Joint Council No 55

    EIN 530066715 · Headquarters: LANHAM, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  5. Technbloom

    EIN 332090150 · Headquarters: Temple Hills, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Technology Student Association

    EIN 473274358 · Headquarters: Severna Park, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Teen Challenge of Maryland Inc

    EIN 237072144 · Headquarters: Capitol Heights, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Teens Together Inc

    EIN 392666848 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Tehila High School Inc

    EIN 392179247 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Telamon Leadership Inc

    EIN 814221201 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  11. Telecommunications Development Fund Inc

    EIN 522077863 · Headquarters: CHEVY CHASE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  12. Temple Bat Yam

    EIN 521651703 · Headquarters: Berlin, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  13. Temple Holding Corporation

    EIN 520801627 · Headquarters: Beltsville, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. Temple of Wisdom-spiritual Science Church

    EIN 526062881 · Headquarters: Westminster, MD, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  15. Temple University PAD Prelaw Chapter

    EIN 954595813 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Tender Heart Parent Support Committee Inc

    EIN 263085167 · Headquarters: Salisbury, MD, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  17. Tennessee Tech University Student Chapter

    EIN 521410994 · Headquarters: Bethesda, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  18. Terrapin Institute

    EIN 030531335 · Headquarters: Neavitt, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Terrapin Oral Diagnosis Study Club Inc

    EIN 473706403 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  20. Terrapind Bhangra

    EIN 464281885 · Headquarters: College Park, MD, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  21. Texas A&m Club of Maryland

    EIN 141904821 · Headquarters: Myersville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Texas A&M University PAD Prelaw Chapter

    EIN 943218328 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Texas A&M University Student Chapter

    EIN 237035714 · Headquarters: Bethesda, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  24. Texas Society of Clinical Oncology

    EIN 742452162 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Texas State University PAD Prelaw Chapter

    EIN 943104080 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Texas Tech University PAD Prelaw Chapter

    EIN 943155347 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Texas Tech University Student Chapter

    EIN 521160630 · Headquarters: Bethesda, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  28. Texas Wesleyan University PAD Prelaw Chapter

    EIN 943110269 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. The a a Windesheim Charitable Found Inc

    EIN 521477305 · Headquarters: PARKTON, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  30. The Aaron and Cecile Goldman Family Foundation

    EIN 526037949 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  31. The Abell Foundation Inc

    EIN 526036106 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  32. The Aber D Unger Foundation Inc

    EIN 526034758 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  33. The Ace Mentor Program of the Greater Washington Metropolitan Area Inc

    EIN 522336830 · Headquarters: BETHESDA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. The Adejuwon Family Foundation Inc

    EIN 392614039 · Headquarters: GAMBRILLS, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. The African Association for Rhetoric

    EIN 861777834 · Headquarters: Laurel, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  36. The Albert Cesky Scholarship Fund

    EIN 521413396 · Headquarters: BEL AIR, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  37. The Albright Foundation Inc The Stephanie Albright Foundation

    EIN 521804684 · Headquarters: Ellicott City, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  38. The Allegany Assn of Childhood Educ

    EIN 521125746 · Headquarters: Cumberland, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. The Alpha Omega International Dental Fraternity Inc Washington Dc Chapter

    EIN 526056062 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  40. The Alternative Inc

    EIN 611591344 · Headquarters: Hagerstown, MD, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  41. The Alumnae Association of St Timothy's

    EIN 526035342 · Headquarters: STEVENSON, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  42. The Alvin and Fanny B Thalheimer Foundation Inc

    EIN 526038383 · Headquarters: TOWSON, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  43. The American Board of Legal Medicine Inc

    EIN 363160313 · Headquarters: Severna Park, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. The American Board of Medical Genetics and Genomics Inc

    EIN 953512145 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. The American Friends of the Institute of Historical Research

    EIN 223019075 · Headquarters: KENSINGTON, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  46. The American Legion Department of Maryland Susquehanna Post No 135

    EIN 520623829 · Headquarters: PERRYVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  47. The American Legion Dept of Maryland Jackson-johnson Memorial

    EIN 526078027 · Headquarters: Catonsville, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  48. The American Occupational Therapy Foundation Inc

    EIN 136189382 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  49. The American Society for Cell Biology

    EIN 396054285 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. The American Society for Colposcopy and Cervical Pathology Inc

    EIN 237399484 · Headquarters: CLARKSBURG, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. The American Society of Breast Surgeons

    EIN 541765370 · Headquarters: COLUMBIA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. The Annapolis Rowing Club Inc

    EIN 521616051 · Headquarters: ANNAPOLIS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  53. The Annapolis Yacht Club Inc

    EIN 520227500 · Headquarters: ANNAPOLIS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. The Anne Arundel Volunteer Firefighters Association Inc

    EIN 521130152 · Headquarters: SEVERNA PARK, MD, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  55. The Anne D and Chares a Camalier Jr Family Foundation Inc

    EIN 521489708 · Headquarters: BETHESDA, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  56. The Annette M Lerner and Theodore N Lerner Family Foundation Inc

    EIN 521528436 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  57. The Appian Society Inc

    EIN 020778163 · Headquarters: PERRY HALL, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  58. The Arc Maryland Inc

    EIN 520741602 · Headquarters: COLUMBIA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. The Arc Montgomery County

    EIN 520639953 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. The Arc Northern Chesapeake Region

    EIN 520784063 · Headquarters: ABERDEEN, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. The Arc of Frederick County Inc

    EIN 526055211 · Headquarters: FREDERICK, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. The Arc Prince George's County

    EIN 520715246 · Headquarters: Largo, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. The Arc Southern Chesapeake

    EIN 521062351 · Headquarters: Prince Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. The Arizona Clinical Oncology Society Inc

    EIN 860684975 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. The Art Seminar Group

    EIN 521608141 · Headquarters: Baltimore, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. The Arthur F and Isadora Dellheim Foundation Inc

    EIN 521212700 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  67. The Arts Collective Inc

    EIN 862744901 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. The Arts Connection

    EIN 521284369 · Headquarters: CROFTON, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  69. The Asgard of Maryland Inc

    EIN 521655470 · Headquarters: ANNAPOLIS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  70. The Assembly of Conquerors Church

    EIN 863492642 · Headquarters: HAGERSTOWN, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. The Association for Research in Vision and Ophthalmology

    EIN 340812556 · Headquarters: Gaithersburg, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  72. The Association of the United States Naval Academy Class of 1953

    EIN 521450324 · Headquarters: Annapolis, MD, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  73. The Baltimore Assembly Incorporated

    EIN 521270591 · Headquarters: STEVENSON, MD, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  74. The Baltimore Catholic League Inc

    EIN 201920772 · Headquarters: TOWSON, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  75. The Baltimore Charitable Fund

    EIN 413282570 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. The Baltimore Orioles Foundation Inc

    EIN 526058645 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  77. The Baltimore Rowing Club Inc

    EIN 521187264 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  78. The Baltimore Station

    EIN 521594258 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. The Baltimore Teachers Union Local 340

    EIN 526044136 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. The Baltimore Watercolor Society Inc

    EIN 521164539 · Headquarters: Dayton, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  81. The Bam Project Co

    EIN 862759280 · Headquarters: Owings Mills, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  82. The Bankruptcy Bar Association for the District of Maryland Inc (Pkh)

    EIN 521561948 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. The Banner School Inc

    EIN 521254968 · Headquarters: FREDERICK, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. The Bar Association of Baltimore City

    EIN 520238805 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. The Bar Association of Montgomery County

    EIN 520807787 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. The Barnesville School Inc

    EIN 520889380 · Headquarters: BARNESVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. The Barrie School a Non-profit Corporation

    EIN 521336863 · Headquarters: SILVER SPRING, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. The Barristers

    EIN 237162125 · Headquarters: Chevy Chase, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  89. The Bay Country Region of the Antique Automobile Club of America

    EIN 521487746 · Headquarters: Cambridge, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. The Beddow School Inc

    EIN 522162524 · Headquarters: FORT WASHINGTON, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. The Belles

    EIN 821119744 · Headquarters: DAMERON, MD, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  92. The Bernie House

    EIN 237237295 · Headquarters: ANNAPOLIS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. The Bethesda Foundation

    EIN 521495608 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  94. The Bible Foundation

    EIN 813669828 · Headquarters: Chesapeake Beach, MD, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  95. The Biophysical Society

    EIN 526050847 · Headquarters: BETHESDA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. The Blossoming Club Inc

    EIN 461196161 · Headquarters: TEMPLE HILLS, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. The Blum Family Foundation Inc

    EIN 526039023 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  98. The Bolduc Family Foundation Inc C/o James R Bolduc

    EIN 650458687 · Headquarters: HANOVER, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  99. The Bond Foundation Inc

    EIN 521754458 · Headquarters: TIMONIUM, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  100. The Bou-tem-sci Club of Baltimore Inc

    EIN 237402084 · Headquarters: Rosedale, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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