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. Maryland Coalition for Inclusive Energy Solutions Inc

    EIN 933599152 · Headquarters: LUSBY, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  2. Maryland Colony Nsnew

    EIN 333272407 · Headquarters: Waldorf, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Maryland Company Waynes Light Infantry Corps Inc

    EIN 521217959 · Headquarters: Keedysville, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  4. Maryland Competition Riders

    EIN 993986481 · Headquarters: westminster, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  5. Maryland Correctional Administrators Association

    EIN 521790321 · Headquarters: LEONARDTOWN, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  6. Maryland Council of Supervisors of Mathematics

    EIN 473444906 · Headquarters: Glen Rock, PA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  7. Maryland Counicl of Directors of Volunteer Services

    EIN 521555989 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Maryland Creative Problem Solvers Inc

    EIN 521595994 · Headquarters: WALDORF, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  9. Maryland Crime Victims' Resource Center

    EIN 521376744 · Headquarters: Upper Marlboro, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Maryland Criminal Defense Attorneys Association

    EIN 521738951 · Headquarters: ELKRIDGE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  11. Maryland Criminal Justice Association Incorporated

    EIN 521495182 · Headquarters: Sykesville, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Maryland Crop Improvement Association Inc

    EIN 521219442 · Headquarters: PRESTON, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  13. Maryland D C Labor Building Inc

    EIN 521412480 · Headquarters: ANNAPOLIS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  14. Maryland Dairy Goat Association Inc

    EIN 237110149 · Headquarters: Gaithersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Maryland Dairy Industry Association Inc

    EIN 522064627 · Headquarters: Dickerson, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  16. Maryland Dc Chapter of the Socind & Office Realtors

    EIN 521313308 · Headquarters: TOWSON, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  17. Maryland Dc Delaware Broadcasters Association Inc

    EIN 526056681 · Headquarters: RALEIGH, NC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Maryland Dc Society of Enrolled Agents Inc

    EIN 521755235 · Headquarters: SEVERNA PARK, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Maryland Dc Society of the American

    EIN 237029758 · Headquarters: CUMBERLAND, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  20. Maryland Defenders Inc

    EIN 462453783 · Headquarters: North East, MD, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  21. Maryland Defense Counsel Inc

    EIN 521677764 · Headquarters: COLUMBIA, SC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  22. Maryland Delaware and District of Columbia Elks Assoc

    EIN 520562752 · Headquarters: Crownsville, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Maryland Delaware District of Columbia Beverage Association Inc

    EIN 520636608 · Headquarters: ANNAPOLIS, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  24. Maryland Delaware Washington Dc Jewelers Assoc

    EIN 526054424 · Headquarters: Annapolis, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  25. Maryland Delaware Water Well Assn

    EIN 520848681 · Headquarters: Forest Hill, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Maryland Dental Hygienists' Association Inc

    EIN 521662440 · Headquarters: ELLICOTT CITY, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  27. Maryland Directors of Ncha

    EIN 522159956 · Headquarters: Phoenix, MD, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  28. Maryland Dressage and Combined Training Association

    EIN 991344277 · Headquarters: Parkville, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. Maryland Dressage Association

    EIN 521287189 · Headquarters: JARRETTSVILLE, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Maryland Economic Development Corporation

    EIN 521376562 · Headquarters: Baltimore, MD, United States · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Maryland Egg Council Inc

    EIN 521180139 · Headquarters: ANNAPOLIS, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Maryland Electrical Industry Health Fund

    EIN 526038269 · Headquarters: ONA, WV, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Maryland Enlisted Association of the National Guard of the United S

    EIN 521091225 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Maryland Entomological Society

    EIN 521600236 · Headquarters: ELLICOTT CITY, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Maryland Equestrian Foundation Inc

    EIN 521441396 · Headquarters: Upper Marlboro, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Maryland Families Choices Foundation Inc

    EIN 921831246 · Headquarters: ACCOKEEK, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  37. Maryland Family Action Inc

    EIN 921280485 · Headquarters: ANNAPOLIS, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  38. Maryland Farm Bureau Inc

    EIN 520403490 · Headquarters: Davidsonville, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Maryland Federation of Art Inc

    EIN 520895806 · Headquarters: ANNAPOLIS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Maryland Federation of Business and Professional Women

    EIN 237293180 · Headquarters: BRANDYWINE, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Maryland Federation of the Council for Exceptional Children Inc

    EIN 521357271 · Headquarters: Towson, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Maryland Feline Society Inc

    EIN 521331013 · Headquarters: Parkville, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Maryland FFA Association INC

    EIN 520796956 · Headquarters: Funkstown, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  44. Maryland Ffa Foundation Inc

    EIN 521354382 · Headquarters: ELDERSBURG, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  45. Maryland Fire Chiefs Association Inc

    EIN 526054423 · Headquarters: HAGERSTOWN, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Maryland Fire Service Personnel Qualifications Board Inc

    EIN 521589625 · Headquarters: College Park, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Maryland Food Bank

    EIN 521135690 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Maryland for All Families

    EIN 461084471 · Headquarters: New Market, MD, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  49. Maryland Foster Parent Association Washington County Inc

    EIN 300709229 · Headquarters: Williamsport, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Maryland Foundation for Research & Econo

    EIN 521772622 · Headquarters: WOODBINE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  51. Maryland Foundation of Dentistry

    EIN 521962484 · Headquarters: COLUMBIA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Maryland Foxhound Club

    EIN 473998876 · Headquarters: Woodbine, MD, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  53. Maryland Free Enterprise Foundation Inc Fka Md Business for Responsive Gov't

    EIN 521428852 · Headquarters: WOODBINE, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  54. Maryland Fund for Sensible Drug Policy

    EIN 332512768 · Headquarters: Reisterstown, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Maryland Future Business Leaders of America-phibeta Lambda Foundation

    EIN 272319095 · Headquarters: Pasadena, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Maryland Gay and Lesbian Corporate Council Inc

    EIN 453745037 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  57. Maryland Genealogical Society Incorporated

    EIN 526068642 · Headquarters: Baltimore, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  58. Maryland General Service Inc of Alcoholics Anonymous

    EIN 521528396 · Headquarters: Lutherville, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Maryland Gerontological Association

    EIN 521375669 · Headquarters: Ellicott City, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Maryland Government Relations Association Inc

    EIN 521570108 · Headquarters: Annapolis, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. Maryland Grain Producers Utilization Board Inc

    EIN 521752000 · Headquarters: CHESTER, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Maryland Health Care Coalition Inc

    EIN 521324879 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Maryland Health Information Management Association

    EIN 521327868 · Headquarters: MONTGOMERY VILLAGE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  64. Maryland Heights Chamber of Commerce

    EIN 431129422 · Headquarters: MARYLAND HEIGHTS, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  65. Maryland Hillel

    EIN 520749507 · Headquarters: COLLEGE PARK, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Maryland Hispanic Bar Association Inc

    EIN 521833355 · Headquarters: BURTONSVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  67. Maryland Hispanic Chamber of Commerce

    EIN 521908805 · Headquarters: Baltimore, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  68. Maryland Holstein Association Inc

    EIN 526035335 · Headquarters: Dickerson, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  69. Maryland Home & Harvest Inc

    EIN 462618891 · Headquarters: Oceanside, NY, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  70. Maryland Horse Council Inc

    EIN 521427779 · Headquarters: LISBON, MD, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  71. Maryland Hospital Association

    EIN 520647639 · Headquarters: ELKRIDGE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Maryland Hospital Education & Research Foundation Inc

    EIN 520901664 · Headquarters: ELKRIDGE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Maryland Hotel & Lodging Association Inc

    EIN 526056372 · Headquarters: ANNAPOLIS, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  74. Maryland House and Garden Pilgrimage Inc

    EIN 520640624 · Headquarters: ANNAPOLIS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  75. Maryland Independent College & University Association Inc

    EIN 520914326 · Headquarters: ANNAPOLIS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Maryland Interclub Seniors Golf Association

    EIN 521318614 · Headquarters: Millesville, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  77. Maryland Jaycees Inc

    EIN 526054286 · Headquarters: ARNOLD, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  78. Maryland Jci Senate Inc

    EIN 472431852 · Headquarters: Denton, MD, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  79. Maryland Land Title Association Inc

    EIN 521436020 · Headquarters: ANNAPOLIS, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  80. Maryland Lawyers for the Arts Inc

    EIN 521387063 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Maryland League of Conservation Voters Inc

    EIN 522122715 · Headquarters: ANNAPOLIS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Maryland Legislative Asian American and Pacific Islander Caucus Inc

    EIN 815242515 · Headquarters: annapolis, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  83. Maryland Legislative Lobby for Life Inc

    EIN 521741293 · Headquarters: Rosedale, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  84. Maryland Library Association Inc

    EIN 521035154 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Maryland Licensed Firearms Dealers Association Inc

    EIN 521557340 · Headquarters: MILLERSVILLE, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Maryland Life & Health Insurance Guaranty Corporation

    EIN 521240061 · Headquarters: Aberdeen, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  87. Maryland Maritime Association Inc

    EIN 521746715 · Headquarters: Glen Burnie, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Maryland Masonic Research Society

    EIN 465322351 · Headquarters: Columbia, MD, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  89. Maryland Maternity Access Coalition

    EIN 464519170 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  90. Maryland Media Foundation Incorporated

    EIN 934350193 · Headquarters: Oxon Hill, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Maryland Medical Directors Association Inc

    EIN 521936773 · Headquarters: COLUMBIA, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Maryland Medical Dispensary Assoc Corp

    EIN 822756259 · Headquarters: Hampstead, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  93. Maryland Medical Group Management Association Inc

    EIN 521253524 · Headquarters: HAMILTON, NJ, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  94. Maryland Million Ltd

    EIN 521405980 · Headquarters: REISTERSTOWN, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Maryland Mortgage Bankers and Broker Association

    EIN 237321034 · Headquarters: FALLS CHURCH, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. Maryland Motion Inc

    EIN 473270395 · Headquarters: Germantown, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  97. Maryland Motor Truck Association Inc

    EIN 520404290 · Headquarters: COLUMBIA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Maryland Motorcoach Association Inc

    EIN 521336912 · Headquarters: CAPON BRIDGE, WV, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Maryland Multi-housing Association Inc

    EIN 521995753 · Headquarters: OWINGS MILLS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Maryland Municipal Clerks Association

    EIN 871904380 · Headquarters: Bowie, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

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