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. International Association of Lions Clubs

    EIN 526066321 · Headquarters: HANCOCK, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  2. International Association of Lions Clubs

    EIN 526066322 · Headquarters: Havre de Grace, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  3. International Association of Lions Clubs

    EIN 526066323 · Headquarters: Hebron, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. International Association of Lions Clubs

    EIN 526066325 · Headquarters: Hurlock, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. International Association of Lions Clubs

    EIN 526066330 · Headquarters: Chestertown, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. International Association of Lions Clubs

    EIN 526066332 · Headquarters: Kitzmiller, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. International Association of Lions Clubs

    EIN 526066334 · Headquarters: La Plata, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. International Association of Lions Clubs

    EIN 526066336 · Headquarters: Libertytown, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. International Association of Lions Clubs

    EIN 526066337 · Headquarters: Manchester, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. International Association of Lions Clubs

    EIN 526066350 · Headquarters: Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. International Association of Lions Clubs

    EIN 526066352 · Headquarters: ELKTON, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  12. International Association of Lions Clubs

    EIN 526066356 · Headquarters: Perryville, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  13. International Association of Lions Clubs

    EIN 526066362 · Headquarters: Preston, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. International Association of Lions Clubs

    EIN 526066364 · Headquarters: Princess Anne, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. International Association of Lions Clubs

    EIN 526066365 · Headquarters: Queenstown, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. International Association of Lions Clubs

    EIN 526066367 · Headquarters: Reisterstown, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. International Association of Lions Clubs

    EIN 526066369 · Headquarters: RIDGELY, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  18. International Association of Lions Clubs

    EIN 526066375 · Headquarters: Sandy Spring, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. International Association of Lions Clubs

    EIN 526066376 · Headquarters: Severna Park, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. International Association of Lions Clubs

    EIN 526066381 · Headquarters: New Windsor, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. International Association of Lions Clubs

    EIN 526066389 · Headquarters: Taneytown, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. International Association of Lions Clubs

    EIN 526066390 · Headquarters: Woodbine, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. International Association of Lions Clubs

    EIN 526066402 · Headquarters: WILLIAMSPORT, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. International Association of Lions Clubs

    EIN 526066404 · Headquarters: Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  25. International Association of Lions Clubs

    EIN 812604936 · Headquarters: Hebron, MD, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  26. International Association of Lions Clubs

    EIN 814647095 · Headquarters: Upper Marlboro, MD, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  27. International Association of Lions Clubs

    EIN 821944228 · Headquarters: Flintstone, MD, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  28. International Association of Lions Clubs

    EIN 843525873 · Headquarters: Deer Park, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  29. International Association of Lions Clubs

    EIN 852325585 · Headquarters: HAGERSTOWN, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. International Association of Lions Clubs Chestertown Lions Club

    EIN 526066286 · Headquarters: CHESTERTOWN, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  31. International Association of Lions Clubs D/b/a Brandywine Lions Club Inc

    EIN 526066278 · Headquarters: CHELTENHAM, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. INTERNATIONAL ASSOCIATION OF LIONS CLUBS Freedom District Lions Club Inc

    EIN 526066304 · Headquarters: Sykesville, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  33. International Association of Machinists

    EIN 272081271 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. International Association of Machinists & Aerospace

    EIN 237420307 · Headquarters: Lexington Park, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. International Association of Machinists & Aerospace Workers

    EIN 226108728 · Headquarters: APG, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. International Association of Machinists & Aerospace Workers

    EIN 520728190 · Headquarters: Millersville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. International Association of Machinists & Aerospace Workers

    EIN 526049319 · Headquarters: Temple Hills, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. International Association of Machinists & Aerospace Workers

    EIN 526054450 · Headquarters: Hollywood, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  39. International Association of Machinists & Aerospace Workers

    EIN 526054747 · Headquarters: LINTHICUM, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  40. International Association of Machinists & Aerospace Workers

    EIN 526082902 · Headquarters: Gunpowder, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. International Association of Machinists & Aerospace Workers

    EIN 530087655 · Headquarters: Buckeystown, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. International Association of Machinists & Aerospace Workers

    EIN 536003305 · Headquarters: cumberland, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  43. International Association of Machinists & Aerospace Workers

    EIN 536003309 · Headquarters: Bowie, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. International Association of Machinists & Aerospace Workers

    EIN 590304011 · Headquarters: Upper Marlboro, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  45. International Association of Machinists & Aerospace Workers

    EIN 611313022 · Headquarters: Upper Marlboro, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. International Association of Machinists & Aerospace Workers Ll2424

    EIN 237110483 · Headquarters: Abeerdeen Prov Grd, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  47. International Association of Machinists and Aerospace Worke

    EIN 261102062 · Headquarters: LEXINGTON PK, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  48. International Association of Machinists Corporation for Reemployment and Safety

    EIN 521980011 · Headquarters: UPPER MARLBORO, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. International Association of Machinists Local Lodge 4538

    EIN 320731487 · Headquarters: Townson, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  50. International Association of Marchinists & Aerospace Workers

    EIN 820518060 · Headquarters: UPPER MARLBORO, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. International Association of Rehabilitation Professionals

    EIN 521673531 · Headquarters: Westminster, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. International Associaton of Lions Clubs

    EIN 526044865 · Headquarters: BRENTWOOD, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. International Bagya Ashram Religious Charitable Trust

    EIN 251917954 · Headquarters: Rockville, MD, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  54. International Black Coaches Alliance Inc

    EIN 992774764 · Headquarters: OAKLAND, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. International Black Fire Fighters Museum and Safety Education Center

    EIN 813167329 · Headquarters: BALTIMORE, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  56. International Bordetella Society Co

    EIN 844410488 · Headquarters: POTOMAC, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  57. International Brotherhd - Boilrmkrs Ir Shp Bldrs Blcksmth Frgrs & Hlpr

    EIN 310995968 · Headquarters: North East, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. International Brotherhood of 26 Neca Labor Mngmt Coop Comm Tr Fu

    EIN 526839884 · Headquarters: LANHAM, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. International Brotherhood of Boiler Makers Iron Ship Builders Blacksmi

    EIN 526065031 · Headquarters: Baltimore, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  60. International Brotherhood of Boiler Makers Iron Ship Builders Blacksmi

    EIN 526073643 · Headquarters: Curtis Bay, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. International Brotherhood of Electr

    EIN 520648854 · Headquarters: GLEN BURNIE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. International Brotherhood of Electrical 362 Local Union

    EIN 526003316 · Headquarters: RIVERDALE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  63. International Brotherhood of Electrical Workers

    EIN 237049346 · Headquarters: Cumberland, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  64. International Brotherhood of Electrical Workers

    EIN 520735865 · Headquarters: Cabin John, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. International Brotherhood of Electrical Workers

    EIN 526075149 · Headquarters: Curtis Bay, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. International Brotherhood of Electrical Workers Local #1900

    EIN 521161695 · Headquarters: LARGO, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. International Brotherhood of Electrical Workers Local 1307

    EIN 526059123 · Headquarters: DELMAR, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  68. International Brotherhood of Electrical Workers Local Union 70

    EIN 520567972 · Headquarters: FORESTVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. International Brotherhood of Electrical Workers Local Union No 307

    EIN 520508343 · Headquarters: CUMBERLAND, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  70. International Brotherhood of Local 1718

    EIN 237215129 · Headquarters: Leonardtown, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. International Brotherhood of Teamsters 922 Local

    EIN 530237443 · Headquarters: LANHAM, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  72. International Brotherhood of Teamsters 96 Local Union

    EIN 520853448 · Headquarters: SUITLAND, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  73. International Chapel Assembly of God Inc

    EIN 770648872 · Headquarters: SILVER SPRING, MD, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  74. International Christian Chamber of Commerce USA

    EIN 621530244 · Headquarters: ROCKVILLE, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  75. International College of Dentists United States of America Chapter

    EIN 410645208 · Headquarters: GAITHERSBURG, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. International Conference of Young People in Alcholics Anonymous

    EIN 351799322 · Headquarters: FULTON, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. International Consciousness Research Laboratories Inc

    EIN 223457107 · Headquarters: Eldersburg, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. International Council for Certification of Construction Insp

    EIN 275462463 · Headquarters: Bethesda, MD, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  79. International Council of Aircraft Owner and Pilot Associations

    EIN 521681118 · Headquarters: FREDERICK, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  80. International Dyslexia Association Inc

    EIN 520953609 · Headquarters: PIKESVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. International Education Access Foundation

    EIN 853098793 · Headquarters: Annapolis, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. International Education and Health

    EIN 521500826 · Headquarters: Hughesville, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  83. International Energy Credit Association Inc

    EIN 411353632 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. International Federation of Technical Analysts Inc

    EIN 133322948 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  85. International Food and Beverage Technology Association

    EIN 472240906 · Headquarters: Potomac, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. International Fund for Environment and Ecology Inc

    EIN 262125044 · Headquarters: BOWIE, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. International Humanities Inc

    EIN 526039145 · Headquarters: SEVERNA PARK, MD, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  88. International Jewish Sports Foundation Inc

    EIN 852957430 · Headquarters: Potomac, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  89. International Kitchen Exhaust Cleaning Association

    EIN 521739041 · Headquarters: Forest Hill, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  90. International Laser Class Association North American Region Inc

    EIN 351768605 · Headquarters: PASADENA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  91. International Longshoremen 953

    EIN 520364200 · Headquarters: Baltimore, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  92. International Longshoremens Association Local 333

    EIN 520975300 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  93. International Lonshoremen Asso Local No 1429

    EIN 520316688 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  94. International Lutheran Deaf Associa

    EIN 431618377 · Headquarters: Elkridge, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. International Marine Biotechnology Association

    EIN 270673872 · Headquarters: BALTIMORE, MD, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  96. International Masonry Institute

    EIN 520907999 · Headquarters: BOWIE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  97. International Men Enjoying Naturism % Wise

    EIN 582132243 · Headquarters: RISING SUN, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  98. International Municipal Lawyers Association Inc

    EIN 530214280 · Headquarters: Rockville, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. International Order of the Rainbow for G Maryland Grand Assembly

    EIN 521707018 · Headquarters: Ocean City, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. International Order of the Rainbow Girls

    EIN 237282848 · Headquarters: McHenry, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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