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. Moyaone Association

    EIN 520677466 · Headquarters: ACCOKEEK, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  2. Mozambikes Social Development Inc

    EIN 273900446 · Headquarters: Oakland, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Mpower Now Inc

    EIN 851335729 · Headquarters: OXON HILL, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  4. Mr & Mrs Leo W Friedenwald Memorial Fund Inc

    EIN 520792934 · Headquarters: Baltimore, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  5. Ms-sc Trust Fbo Phillips Exeter Academy

    EIN 576114852 · Headquarters: CHEVY CHASE, MD, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  6. Mset Maryland Society for Educational Technology

    EIN 521635549 · Headquarters: Bel Air, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Msgr Hugh Monaghan Post 736 Catholic War Veterans

    EIN 800594503 · Headquarters: BALTIMORE, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  8. Msi Olney Magic

    EIN 472792152 · Headquarters: Olney, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  9. Msp Cumberland Explorers Post 52 Incorporated

    EIN 455315445 · Headquarters: Cumberland, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  10. Mt Airy Net Inc

    EIN 521819054 · Headquarters: MOUNT AIRY, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  11. Mt Airy Youth Athletic Association

    EIN 521054892 · Headquarters: Mount Airy, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Mt Ennon Development Corporation

    EIN 651249130 · Headquarters: CLINTON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Mt Harmony Elementary School PTA

    EIN 237030478 · Headquarters: Owings, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Mt Hebron High School Ptsa

    EIN 237091289 · Headquarters: Ellicott City, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  15. Mt Lena Recreation Club Inc

    EIN 521364916 · Headquarters: BOONSBORO, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Mt Moriah Baptist Church

    EIN 680568668 · Headquarters: KNOXVILLE, MD, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  17. Mt Olivet Cemetery

    EIN 521139447 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Mt Royal Improvement Association

    EIN 526054479 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  19. Mt Washington Improvement Association Inc

    EIN 521704959 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Mu Nu Chapter

    EIN 451340652 · Headquarters: Silver Spring, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  21. Muhammad Subuh Foundation C/o Subud Amani Center

    EIN 521742864 · Headquarters: BELTSVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Municipal and County Government Employees Organization United Food & Co

    EIN 521856448 · Headquarters: GAITHERSBURG, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Municipal Art Society of Baltimore City C/o Peter T Kandel Esq

    EIN 526046691 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  24. Municipal Bond Club of Baltimore

    EIN 526080459 · Headquarters: BALTIMORE, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Mupj Institute for Positive Action

    EIN 521295039 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  26. Murphy PAD Law Chapter

    EIN 237082632 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Murray State University Student Chapter

    EIN 237222310 · Headquarters: Bethesda, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  28. Music Critics Association of North America Inc

    EIN 540786385 · Headquarters: Glyndon, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  29. Music Library Association

    EIN 521543000 · Headquarters: College Park, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Music Minors Inc

    EIN 841906307 · Headquarters: Brooklyn Park, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  31. Music Teachers National Association Inc

    EIN 521557615 · Headquarters: WALDORF, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Musket Ridge Misga

    EIN 320648897 · Headquarters: Potomac, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Muslim Community School / Alim Academy

    EIN 521372863 · Headquarters: Potomac, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. Mvhs Coc Summer Expedition Scholarship Inc

    EIN 465716660 · Headquarters: Silver Spring, MD, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  35. My House Inc

    EIN 812090684 · Headquarters: EDGEWOOD, MD, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  36. My Little Sisters Place Inc

    EIN 863139510 · Headquarters: HAGERSTOWN, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. My Sisters Peace Inc

    EIN 462954571 · Headquarters: WALDORF, MD, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990

  38. My Sisters Place Womens Center Fund

    EIN 260501902 · Headquarters: Timonium, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Myafa Incorporation

    EIN 874527216 · Headquarters: Upper Marlboro, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  40. Myanmar Buddhist Meditation Society

    EIN 521815986 · Headquarters: Windsor Mill, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  41. Myasthenia Gravis Mid-atlantic Region Inc

    EIN 454973014 · Headquarters: PASADENA, MD, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  42. Myersville Lions Club Community Emergency Relief Fund

    EIN 237161633 · Headquarters: Hagerstown, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Myersville Volunteer Fire Company Inc

    EIN 526057302 · Headquarters: MYERSVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Myersville-wolfsville Area Historical Society

    EIN 474896614 · Headquarters: Myersville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Myles D & J Faye Sampson Family Foundationc/o Intentional Philanthrophy

    EIN 256407379 · Headquarters: BETHESDA, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  46. Mymenta

    EIN 861350756 · Headquarters: Hillcrest Heights, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Myya Blossoms

    EIN 934778775 · Headquarters: Upper Marlboro, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Naacp

    EIN 237028846 · Headquarters: Baltimore, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. NAASO The Obesity Society Inc

    EIN 541438429 · Headquarters: Rockville, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Naiop Dcmd Inc

    EIN 521655296 · Headquarters: OWINGS MILLS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Naiop Maryland Inc

    EIN 521395102 · Headquarters: ELKRIDGE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Namaste Charity

    EIN 454446475 · Headquarters: Catonsville, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  53. Nami Anne Arundel County Inc

    EIN 521344310 · Headquarters: MILLERSVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  54. Nami Maryland Inc

    EIN 521295484 · Headquarters: COLUMBIA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Nami Prince George's County Md Inc

    EIN 521246659 · Headquarters: GREENBELT, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Nanda Group Inc

    EIN 931431009 · Headquarters: GAITHERSBURG, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Naps Branch 923

    EIN 471211269 · Headquarters: Essex, MD, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  58. Narconon International

    EIN 842775043 · Headquarters: THURMONT, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Nas Pax River Chief Petty Officer Association

    EIN 923684574 · Headquarters: PATUXENT RIVER, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  60. Nasdaq Educational Foundation Inc

    EIN 521864429 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  61. Nassco Inc

    EIN 364508786 · Headquarters: FREDERICK, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Nathan & Suzanne Cohen Foundation Inc C/o Lynn B Sassin

    EIN 521570124 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  63. Nathan and Lillian Weinberg Family Found

    EIN 521867912 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Nathan and Ruth Habib Foundation Inc

    EIN 521312486 · Headquarters: BETHESDA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  65. Nation of Melanin

    EIN 821093387 · Headquarters: UpperMarlboro, MD, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  66. National Abortion Federation

    EIN 431097957 · Headquarters: Annapolis Junction, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. National Academy of Opticianry Inc

    EIN 382177815 · Headquarters: LANDOVER, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. National Aco Scholarships Inc

    EIN 521530982 · Headquarters: Silver Spring, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. National Active and Retired Federal Employees Association

    EIN 521037651 · Headquarters: GLEN BURNIE, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  70. National Active and Retired Federal Employees Association

    EIN 521087405 · Headquarters: Glen Burnie, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  71. National Active and Retired Federal Employees Association

    EIN 521087431 · Headquarters: Port Republic, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. National Active and Retired Federal Employees Association

    EIN 521229391 · Headquarters: Walkersville, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. National Active and Retired Federal Employees Association

    EIN 521327827 · Headquarters: BEL AIR, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. National Active and Retired Federal Employees Association

    EIN 521331454 · Headquarters: Bowie, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  75. National Active and Retired Federal Employees Association

    EIN 521370460 · Headquarters: Capitol Heights, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. National Active and Retired Federal Employees Association

    EIN 521582772 · Headquarters: Ellicott City, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. National Active and Retired Federal Employees Association

    EIN 521614592 · Headquarters: Waldorf, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. National Active and Retired Federal Employees Association

    EIN 521615768 · Headquarters: Silver Spring, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  79. National Active and Retired Federal Employees Association

    EIN 521615870 · Headquarters: Fairmont Heights, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. National Active and Retired Federal Employees Association

    EIN 521618827 · Headquarters: Bowie, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. National Active and Retired Federal Employees Association

    EIN 521952858 · Headquarters: Mt Airy, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. National Active and Retired Federal Employees Association

    EIN 526054688 · Headquarters: Williamsport, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. National Active and Retired Federal Employees Association

    EIN 526054689 · Headquarters: Lothian, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. National Active and Retired Federal Employees Association

    EIN 526054690 · Headquarters: LA PLATA, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  85. National Active and Retired Federal Employees Association

    EIN 581911994 · Headquarters: Adamstown, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. National Active and Retired Federal Employees Association

    EIN 581911997 · Headquarters: LaVale, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. National Active and Retired Federal Employees Association

    EIN 581912001 · Headquarters: Rockville, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  88. National Active and Retired Federal Employees Association

    EIN 581912150 · Headquarters: Aberdeen, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. National Active and Retired Federal Employees Association

    EIN 581912157 · Headquarters: SILVER SPRING, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. National Active and Retired Federal Employees Association

    EIN 581967880 · Headquarters: Silver Spring, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. National Active and Retired Federal Employees Association

    EIN 581967883 · Headquarters: Mechanicsville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. National Active and Retired Federal Employees Association

    EIN 581967886 · Headquarters: Laurel, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. National Active and Retired Federal Employees Association

    EIN 582072205 · Headquarters: Eden, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. National Active and Retired Federal Employees Association

    EIN 582072219 · Headquarters: Upper Marlbora, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. National Active and Retired Federal Employees Association

    EIN 582072223 · Headquarters: Cobb Island, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. National Acupuncture Detoxification Association

    EIN 133336622 · Headquarters: Clinton, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. National Air Traffic Controllers Association

    EIN 251922862 · Headquarters: middle river, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. National Air Traffic Controllers Association

    EIN 521591696 · Headquarters: Linthicum Heights, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. National Air Traffic Controllers Association

    EIN 521654018 · Headquarters: Joint Base Andrews, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. National Air Traffic Controllers Association

    EIN 854045093 · Headquarters: Hagerstown, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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