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. Columbus Club of Annapolis Md Inc

    EIN 526048368 · Headquarters: Annapolis, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Columbus Club of Salisbury Inc

    EIN 520780523 · Headquarters: Parsonsburg, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  3. Columbus W Thorn Jr Foundation

    EIN 237153983 · Headquarters: ELKTON, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  4. Combat Soldier Recovery Fund Inc

    EIN 205224836 · Headquarters: Chevy Chase, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Combat Veterans Motorcycle Assoc Dcchapter 53-1

    EIN 841935543 · Headquarters: White Plains, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  6. Comite Unidos Por Sanbuena Ventura

    EIN 272320103 · Headquarters: LAUREL, MD, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  7. Commissioned Officers Association of the USPHS Inc

    EIN 520563824 · Headquarters: Hyattsville, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Committee for Montgomery

    EIN 900437327 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  9. Committee on the Present Danger China

    EIN 863773265 · Headquarters: Bethesda, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Committee To Restore Term Limits

    EIN 843216336 · Headquarters: Upper Marlboro, MD, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  11. Common Sense Anne Arundel

    EIN 844753969 · Headquarters: Annapolis, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Communication Workers of America

    EIN 530173292 · Headquarters: GREENBELT, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  13. Communications Cable & Connectivity Assoc Inc

    EIN 562657120 · Headquarters: Frederick, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  14. Communications Workers of America

    EIN 530216893 · Headquarters: MAUGANSVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  15. Communications Workers of America Cwa Local 2107

    EIN 526065968 · Headquarters: ANNAPOLIS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Communications Workers of America Local 2106

    EIN 520781535 · Headquarters: SALISBURY, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  17. Communications Workers of America Local 2108

    EIN 520679127 · Headquarters: BELTSVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Communications Workers of America Local 52031

    EIN 546070424 · Headquarters: LANHAM, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Community Action Council of Howard County, Maryland Inc.

    EIN 520823083 · Headquarters: Columbia, Maryland, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Community Advocates for Family and Youth

    EIN 202416443 · Headquarters: CAPITOL HEIGHTS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Community Animation for Rural Development

    EIN 844072175 · Headquarters: Lanham, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Community Arts Alliance of Maryland Inc

    EIN 521509134 · Headquarters: Crisfield, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Community Bible Church of Highland Maryland

    EIN 521285873 · Headquarters: Highland, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  24. Community Building Art Works

    EIN 814784695 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Community College Humanities Association C/o Comm College of Baltimore County

    EIN 222302662 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  26. Community Crisis Center Inc

    EIN 521296822 · Headquarters: REISTERSTOWN, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  27. Community Crisis Services Inc

    EIN 521634738 · Headquarters: Capitol Heights, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Community Fire Co of Millington Inc

    EIN 526056469 · Headquarters: MILLINGTON, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Community Fire Company of Linthicum Heights Anne Arundel County Maryla

    EIN 526054068 · Headquarters: LINTHICUM HEIGHTS, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Community Legal Services of Prince George's County

    EIN 521481332 · Headquarters: GREENBELT, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Community Love in Action Inc

    EIN 300924324 · Headquarters: Accokeek, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Community Multi Services Inc

    EIN 521143474 · Headquarters: SILVER SPRING, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  33. Community Partnership Pantry

    EIN 843706364 · Headquarters: Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Community Play Project Inc

    EIN 871343283 · Headquarters: BALTIMORE, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  35. Community Service Initiative Inc

    EIN 203862604 · Headquarters: Ellicott City, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Community Services Foundation of Cecil County Inc

    EIN 521795422 · Headquarters: Elkton, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Community Support Services for the Deaf Inc

    EIN 521452482 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Community Talent Associates Inc

    EIN 521158501 · Headquarters: Severna Park, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. Community Transparency Technologies Inc

    EIN 364719060 · Headquarters: Bethesda, MD, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  40. Community Uplift Projects International Inc

    EIN 521656079 · Headquarters: Adamstown, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  41. COMPASS Institute for Diversity Equity & Inclusion

    EIN 871205641 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Compass Regional Hospice Inc

    EIN 521414892 · Headquarters: CENTREVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Compass Rose Equine Inc

    EIN 883740552 · Headquarters: Owings, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Compassion & Choices

    EIN 205840089 · Headquarters: Silver Spring, MD, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  45. Compassionate Hearts Inc

    EIN 851330930 · Headquarters: Pikesville, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  46. Computer Generated Music Ensemble Inc

    EIN 453597437 · Headquarters: Rockville, MD, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  47. Concerned Citizens of Northern Dorchester Inc

    EIN 522022744 · Headquarters: Hurlock, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Concerns of Police Survivors Inc Md Chapter

    EIN 522028732 · Headquarters: WALDORF, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Conclave of Musicians and Directors of Baltimore Inc

    EIN 842735731 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Concord House Inc

    EIN 320398930 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  51. Concord University PAD Prelaw Chapter

    EIN 912114803 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Concordia Lutheran Church

    EIN 520172510 · Headquarters: Upper Marlboro, MD, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  53. Concrete Harbor Magazine

    EIN 393707159 · Headquarters: Garrett Park, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Confederation Council Foundation for Africa Inc

    EIN 900474866 · Headquarters: Silver Spring, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  55. Conference & Visitors Bureau of Montgomery County Maryland Inc

    EIN 521396987 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Conference Group on Italian Politics and Society

    EIN 522268859 · Headquarters: Towson, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Conference of Interpreter Trainers

    EIN 391465327 · Headquarters: ANNAPOLIS, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  58. Configuration Performing Arts Network Inc

    EIN 521059043 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Congressional Country Club

    EIN 530050980 · Headquarters: Bethesda, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  60. Connecticut Association of Theatre Owners Inc

    EIN 061391940 · Headquarters: BROOKLANDVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Connecticut Belair Club Inc

    EIN 520793083 · Headquarters: Silver Spring, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Connecticut Life and Health Insurance Guaranty Association

    EIN 060960237 · Headquarters: NEW MARKET, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  63. Conococheague Sportsmans Club Inc

    EIN 526114180 · Headquarters: SHARPSBURG, MD, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  64. Conrad High School Alumni Band Redskin Reprise

    EIN 222582907 · Headquarters: Galena, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Conscious Crusade Collective Inc

    EIN 812399761 · Headquarters: Hanover, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  66. Conservation Education and Outreach Working Group

    EIN 811435192 · Headquarters: Bethesda, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  67. Consilarus Foundation Inc

    EIN 934234956 · Headquarters: ANNAPOLIS, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  68. Constant Care Foundation

    EIN 472657566 · Headquarters: District Heights, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Constellation Energy Foundation Inc Cfnd01

    EIN 521452037 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  70. Construction & Master Laborers Local 11

    EIN 522360167 · Headquarters: UPPER MARLBORO, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  71. Construction Contractors Council

    EIN 526054161 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  72. Construction Financial Management Association

    EIN 521709222 · Headquarters: BALTIMORE, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Construction Industry Advancement Program of Baltimore Maryland

    EIN 520795560 · Headquarters: LUTHERVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Construction Laborers' Local Union No 710

    EIN 263283596 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  75. Construction Management Association of America Inc

    EIN 263607943 · Headquarters: Millersville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Construction Workers' Trust Fund

    EIN 526037528 · Headquarters: COLUMBIA, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  77. Construstion Contractors Council Agc Labor Div Inc Ind Prom Fund Tr

    EIN 521408593 · Headquarters: ROCKVILLE, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Consumer Transparency Project

    EIN 862017243 · Headquarters: Rockville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Contemporary Management Inc

    EIN 521954675 · Headquarters: Randallstown, MD, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  80. Continental Society Daughters of Indian Wars Inc

    EIN 541840843 · Headquarters: Upper Marlboro, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. Converted Heart Cme Church

    EIN 472154880 · Headquarters: SILVER SPRING, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Cool Spring Terrace Civic Association

    EIN 275096863 · Headquarters: Adelphi, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Cooley PAD Law Chapter

    EIN 386118668 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Cooleys Anemia Foundation of Maryland Incorporated

    EIN 521093725 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Cora and John H Davis Foundation Inc

    EIN 521282054 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  86. Coral Triangle Conservation Fund

    EIN 332260298 · Headquarters: Takoma Park, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Cordial

    EIN 320407045 · Headquarters: Boyds, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. Corina Higginson Trust Co Laura Ford Trustee

    EIN 526055743 · Headquarters: CHARLOTTE HALL, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  89. Corinth Baptist Church of Wash Ington District of Columbia

    EIN 521111763 · Headquarters: Capitol Heights, MD, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  90. Corinthian Yacht Club Inc

    EIN 530052160 · Headquarters: Ridge, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  91. Cork & Fork Society of Maryland

    EIN 272879720 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Cornell Club of Maryland Inc

    EIN 526045311 · Headquarters: Catonsville, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Cornell College PAD Prelaw Chapter

    EIN 271707160 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Cornell University Student Chapter

    EIN 237095284 · Headquarters: Bethesda, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  95. Corner Team Inc

    EIN 824223365 · Headquarters: Baltimore, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. Cornerstone Montgomery

    EIN 520937199 · Headquarters: Rockville, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Cornerstone Peaceful Bible Baptist Churc

    EIN 521344369 · Headquarters: Upper Marlboro, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-T

  98. Corsica River Foundation Inc

    EIN 521443708 · Headquarters: CENTREVILLE, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. Corsica River Yacht Club Inc

    EIN 520736128 · Headquarters: CENTREVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  100. Corsican Condominium

    EIN 923718022 · Headquarters: Lanham, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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