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. Maryland 4-H Club Foundation Inc

    EIN 743059469 · Headquarters: Boonsboro, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  2. Maryland 4-H Club Foundation Inc

    EIN 752976729 · Headquarters: Elkton, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Maryland 4-H Club Foundation Inc

    EIN 760843228 · Headquarters: Westminster, MD, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  4. Maryland 4-H Club Foundation Inc

    EIN 800325827 · Headquarters: Cumberland, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Maryland 4-H Club Foundation Inc

    EIN 800735030 · Headquarters: Mt Lake Park, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Maryland 4-H Club Foundation Inc

    EIN 800791550 · Headquarters: Derwood, MD, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  7. Maryland 4-H Club Foundation Inc

    EIN 824246662 · Headquarters: Street, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  8. Maryland 4-H Club Foundation Inc

    EIN 830417348 · Headquarters: Mt Lake Park, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Maryland 4-H Club Foundation Inc

    EIN 830443783 · Headquarters: Leonardtown, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Maryland 4-H Club Foundation Inc

    EIN 833658048 · Headquarters: Derwood, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Maryland 4-H Club Foundation Inc

    EIN 843146087 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Maryland 4-H Club Foundation Inc

    EIN 844455868 · Headquarters: Street, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Maryland 4-H Club Foundation Inc

    EIN 845084194 · Headquarters: Boonsboro, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Maryland 4-H Club Foundation Inc

    EIN 850555994 · Headquarters: Mt Lake Park, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Maryland 4-H Club Foundation Inc

    EIN 852847848 · Headquarters: Cockeysville, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Maryland 4-H Club Foundation Inc

    EIN 853168404 · Headquarters: Boonsboro, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Maryland 4-H Club Foundation Inc

    EIN 862286863 · Headquarters: Leonardtown, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Maryland 4-H Club Foundation Inc

    EIN 863124214 · Headquarters: Snow Hill, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Maryland 4-H Club Foundation Inc

    EIN 870757558 · Headquarters: Elkton, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Maryland 4-H Club Foundation Inc

    EIN 872608768 · Headquarters: Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  21. Maryland 4-H Club Foundation Inc

    EIN 872639851 · Headquarters: Salisbury, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  22. Maryland 4-H Club Foundation Inc

    EIN 872810678 · Headquarters: Pittsville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Maryland 4-H Club Foundation Inc

    EIN 873311726 · Headquarters: Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Maryland 4-H Club Foundation Inc

    EIN 873764268 · Headquarters: Boonsboro, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Maryland 4-H Club Foundation Inc

    EIN 873816808 · Headquarters: Gambrills, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Maryland 4-H Club Foundation Inc

    EIN 873996682 · Headquarters: Mt Lake Park, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Maryland 4-H Club Foundation Inc

    EIN 880533247 · Headquarters: Derwood, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Maryland 4-H Club Foundation Inc

    EIN 880585279 · Headquarters: Street, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Maryland 4-H Club Foundation Inc

    EIN 880756317 · Headquarters: Street, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  30. Maryland 4-H Club Foundation Inc

    EIN 883589724 · Headquarters: Snow Hill, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Maryland 4-H Club Foundation Inc

    EIN 883817418 · Headquarters: Gambrills, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Maryland 4-H Club Foundation Inc

    EIN 920822825 · Headquarters: Westminster, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Maryland 4-H Club Foundation Inc

    EIN 921182075 · Headquarters: Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Maryland 4-H Club Foundation Inc

    EIN 921265566 · Headquarters: Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. Maryland 4-H Club Foundation Inc

    EIN 922435407 · Headquarters: Cumberland, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Maryland 4-H Club Foundation Inc

    EIN 923226784 · Headquarters: Salisbury, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  37. Maryland 4-H Club Foundation Inc

    EIN 923233348 · Headquarters: Damascus, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Maryland 4-H Club Foundation Inc

    EIN 932785723 · Headquarters: Snow Hill, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Maryland 4-H Club Foundation Inc

    EIN 933372543 · Headquarters: Westminster, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Maryland 4-H Club Foundation Inc

    EIN 933609186 · Headquarters: Street, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Maryland 4-H Club Foundation Inc

    EIN 934247583 · Headquarters: Westminster, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Maryland 4-H Club Foundation Inc

    EIN 934705971 · Headquarters: Gambrills, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Maryland 4-H Club Foundation Inc

    EIN 990366768 · Headquarters: Cumberland, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Maryland 4-H Club Foundation Inc

    EIN 991024015 · Headquarters: Snow Hill, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Maryland 4-H Club Foundation Inc

    EIN 991579902 · Headquarters: Street, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Maryland 4-H Club Foundation Inc

    EIN 992030100 · Headquarters: Princess Anne, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Maryland 4-H Club Foundation Inc

    EIN 992171753 · Headquarters: Princess Anne, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Maryland 4-H Club Foundation Inc

    EIN 992298512 · Headquarters: Columbia, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Maryland 4-H Club Foundation Inc

    EIN 992302680 · Headquarters: Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. Maryland 4-H Club Foundation Inc

    EIN 992367302 · Headquarters: Street, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Maryland 4-H Club Foundation Inc

    EIN 992568191 · Headquarters: Snow Hill, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Maryland 4-H Foundation

    EIN 883439418 · Headquarters: Prince Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Maryland 4-H Foundation Inc

    EIN 883153642 · Headquarters: Princess Anne, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Maryland 4-H Foundation Inc

    EIN 884066157 · Headquarters: Salisbury, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. Maryland 4-H Foundation Inc

    EIN 922269325 · Headquarters: Cockeysville, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. Maryland 4-H Foundation Inc

    EIN 933529882 · Headquarters: Columbia, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. Maryland 4H Club Foundation Inc

    EIN 331937350 · Headquarters: Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Maryland 4H Club Foundation Inc

    EIN 933993032 · Headquarters: Westminster, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Maryland Academy of Audiology Inc

    EIN 521834695 · Headquarters: MONROVIA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  60. Maryland Academy of Energy And

    EIN 521192220 · Headquarters: baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Maryland Academy of Nutrition and Dietetics Inc

    EIN 521756108 · Headquarters: Randallstown, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  62. Maryland Academy of Vocal and Dramatic Arts

    EIN 454064038 · Headquarters: Gaithersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  63. Maryland Aerospace Alliance Corporation

    EIN 992527497 · Headquarters: Bethesda, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Maryland Agricultural Education Foundation Inc

    EIN 521643073 · Headquarters: HAVRE DE GRACE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Maryland Agriculture Council Inc

    EIN 521181792 · Headquarters: CENTREVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  66. Maryland Agriculture Teachers Association Incorporated

    EIN 521533338 · Headquarters: College Park, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Maryland Air National Guard Nco Club Inc

    EIN 521462725 · Headquarters: MIDDLE RIVER, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Maryland Alliance for Justice Reform

    EIN 811366600 · Headquarters: Annapolis, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Maryland American Turkish Association Inc

    EIN 237418683 · Headquarters: Columbia, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Maryland and Dc Society of Genetic Counselors

    EIN 831176921 · Headquarters: Columbia, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Maryland and District of Columbia Society of Clinical Oncology (Mdcsco)

    EIN 521833721 · Headquarters: SEVERNA PARK, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Maryland Arabian Horse Association Inc

    EIN 521942104 · Headquarters: Waldorf, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  73. Maryland Arborist Association

    EIN 521217159 · Headquarters: ARNOLD, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  74. Maryland Assessment Group Inc

    EIN 521567556 · Headquarters: New Market, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  75. Maryland Assn of Nonpublic Special Education Faci

    EIN 521300239 · Headquarters: Towson, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Maryland Assoc for Environmental & Outdoor Educati

    EIN 521900328 · Headquarters: Edgewater, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  77. Maryland Assoc of Hospital Advocates

    EIN 526042574 · Headquarters: ABINGDON, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  78. Maryland Assocation of Nursing Students

    EIN 521130268 · Headquarters: Owings Mills, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Maryland Association for Family and Community Education Inc

    EIN 526048410 · Headquarters: Adamstown, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Maryland Association for Justice Inc Inc

    EIN 520968523 · Headquarters: COLUMBIA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Maryland Association for Medical Adult D

    EIN 934720279 · Headquarters: COLUMBIA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  82. Maryland Association of Adult Community Continuing Education

    EIN 521355700 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. Maryland Association of Affirmative Action Officers

    EIN 521264923 · Headquarters: COLUMBIA, MD, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  84. Maryland Association of Area Agencies on Aging Inc

    EIN 521330182 · Headquarters: Columbia, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Maryland Association of Cardio- Vasular and Pulmonary Rehabltn Inc

    EIN 521793042 · Headquarters: WOOLFORD, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Maryland Association of Certified Public Accountants Inc

    EIN 520702331 · Headquarters: TIMONIUM, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Maryland Association of Community Action Agencies

    EIN 521470623 · Headquarters: ANNAPOLIS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  88. Maryland Association of Community Colleges

    EIN 521774900 · Headquarters: ANNAPOLIS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Maryland Association of County Agricultural Agents-macaa

    EIN 521486760 · Headquarters: cambridge, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Maryland Association of County Health Officers Inc

    EIN 521105183 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  91. Maryland Association of Elementary School Principals

    EIN 520982092 · Headquarters: Hanover, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Maryland Association of Engineers Inc

    EIN 522063821 · Headquarters: HUNT VALLEY, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  93. Maryland Association of Green Industries Inc

    EIN 521883761 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  94. Maryland Association of Hospital Security & Safety Directors Inc

    EIN 521920806 · Headquarters: BALTIMORE, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  95. Maryland Association of Mutual Insurance Companies

    EIN 526055467 · Headquarters: Hagerstown, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Maryland Association of Professional Electrologists Inc

    EIN 521925456 · Headquarters: FOREST HILL, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  97. Maryland Association of Realtors Inc

    EIN 520728385 · Headquarters: ANNAPOLIS, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  98. Maryland Association of Sanitarians Incma

    EIN 521230788 · Headquarters: BALTIMORE, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Maryland Association of School Business Officials Inc

    EIN 237057249 · Headquarters: BEL AIR, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Maryland Association of Science Teachers

    EIN 521124276 · Headquarters: Bowie, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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