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. Capitol Croquet Club

    EIN 522089422 · Headquarters: Middletown, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. Capitol Heights - Seat Pleasant Boys and Girls Club

    EIN 273182597 · Headquarters: Capitol Heights, MD, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  3. Capitol Moose Legion No 155

    EIN 237139156 · Headquarters: Laurel, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Capreit Welfare Benefit Trust

    EIN 521927939 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Captain Seaweed & Crew Inc

    EIN 521786936 · Headquarters: ROSEDALE, MD, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  6. Carderock Springs Citizens Association Inc

    EIN 237369348 · Headquarters: Cabin John, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Carderock Springs South Homes Association Inc

    EIN 520900019 · Headquarters: Bethesda, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  8. Carderock Springs Swimming Club Inc

    EIN 520822298 · Headquarters: BETHESDA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Cardinal Gibbons Council No 2521 Charities Inc

    EIN 651229226 · Headquarters: BALTIMORE, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Cardiss Collins Scholarship Fund

    EIN 363981706 · Headquarters: Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Careplus Endowment Program Inc

    EIN 521822028 · Headquarters: Gaithersburg, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  12. Caring Cupboard LLC

    EIN 831002431 · Headquarters: Pasadena, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  13. Carl Del Signore Foundation Inc

    EIN 521489402 · Headquarters: CUMBERLAND, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  14. Carney Rod & Gun Club Inc

    EIN 526019625 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  15. Carol Foundation

    EIN 332352362 · Headquarters: DAYTON, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  16. Caroline Center Inc

    EIN 521019072 · Headquarters: RIDGLEY, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Caroline County Adult Day Care Foundation Inc

    EIN 521707954 · Headquarters: DENTON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Caroline County Chamber of Commerce Inc

    EIN 521619083 · Headquarters: DENTON, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  19. Caroline County Farm Bureau Inc

    EIN 520563808 · Headquarters: DENTON, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Carolyn Community Grp Homes Foundation

    EIN 271979066 · Headquarters: Fort Washington, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  21. Carolyn S & Donald F Obrecht Foundation

    EIN 526415869 · Headquarters: BALDWIN, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  22. Carpenters Local No 491 Training Fund

    EIN 521848916 · Headquarters: Sparks, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Carpenters Vacation Fund of Baltimore Md

    EIN 237075372 · Headquarters: OXON HILL, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  24. Carriage Hills Property Owners Association Inc

    EIN 521440492 · Headquarters: Annapolis, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Carroll A Weinberg MD and Charlotte Cohen Weinberg Foundation Inc

    EIN 521679498 · Headquarters: Baltimore, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  26. Carroll Association of School Employees

    EIN 521697043 · Headquarters: Freeland, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Carroll County Agriculture Center Inc

    EIN 237000749 · Headquarters: WESTMINSTER, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  28. Carroll County Association of Realtors Inc

    EIN 521080794 · Headquarters: WESTMINSTER, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Carroll County Beekeepers Associations Inc

    EIN 522141443 · Headquarters: Westminster, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Carroll County Chamber of Commerce

    EIN 520684041 · Headquarters: WESTMINSTER, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Carroll County Civitan Club

    EIN 333283561 · Headquarters: Westminster, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Carroll County Education Association Inc

    EIN 510159565 · Headquarters: WESTMINSTER, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Carroll County Farm Bureau Inc

    EIN 520624814 · Headquarters: NEW WINDSOR, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  34. Carroll County Genealogical Society

    EIN 521240082 · Headquarters: Westminster, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Carroll County Gun Club Inc

    EIN 520979265 · Headquarters: MARRIOTTSVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  36. Carroll County Retired School Personnel Association

    EIN 521402904 · Headquarters: Mount Airy, MD, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  37. Carrollton Pto

    EIN 263349243 · Headquarters: New Carrollton, MD, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  38. Carrolltowne Elementary School PTA

    EIN 521085698 · Headquarters: Sykesville, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  39. Carski Foundation Inc

    EIN 526053525 · Headquarters: LUTHERVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  40. Carthage College PAD Prelaw Chapter

    EIN 954577068 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Casa - Citizens Assisting and Sheltering the Abused Inc

    EIN 521157651 · Headquarters: HAGERSTOWN, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Casa Inc

    EIN 521372972 · Headquarters: HYATTSVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Casa of Cecil County Inc

    EIN 521734508 · Headquarters: ELKTON, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Casb Support Group Ltd

    EIN 830574200 · Headquarters: Severna Park, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Case Management Society of America Inc

    EIN 911836679 · Headquarters: Towson, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Casselman River Area Amish and Mennonite Historians Inc

    EIN 251586099 · Headquarters: Grantsville, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Cat Hill Sanctuary Inc

    EIN 815472759 · Headquarters: Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Caterpillar Clubhouse

    EIN 454762209 · Headquarters: Bowie, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Catholic Alumni Club of Baltimore Inc

    EIN 520803042 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. Catholic Alumni Club of Washington D C Inc

    EIN 526061105 · Headquarters: Gaithersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Catholic Book Publishing Associatio Dba the Assoc of Catholic Publishe

    EIN 113119666 · Headquarters: ELLICOTT CITY, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Catholic Business Network of Anne Arundel County

    EIN 472318676 · Headquarters: Severna Park, MD, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  53. Catholic Charities Housing Inc

    EIN 911916896 · Headquarters: Timonium, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Catholic Charities Nursing Inc

    EIN 272838759 · Headquarters: Timonium, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. Catholic Community Foundation of the Archdiocese of Baltimore Inc

    EIN 562401335 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-T

  56. Catholic Daughters of America 2119 Ct Mother Seton

    EIN 521038343 · Headquarters: Hanover, MD, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  57. Catholic Daughters of America 2245 Ct Holy Family of St Joseph

    EIN 521326112 · Headquarters: Hagerstown, MD, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  58. Catholic Daughters of the Americas

    EIN 237177297 · Headquarters: Randallstown, MD, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  59. Catholic Volunteer Network

    EIN 521106192 · Headquarters: Bethesda, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Catholic War Veterans of the United States of America Inc

    EIN 922272945 · Headquarters: Westminster, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. Catoctin Area Ffa Alumni Association

    EIN 522051490 · Headquarters: ROCKY RIDGE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  62. Catoctin Band Boosters Inc

    EIN 521132841 · Headquarters: Thurmont, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. Catoctin Fish and Game Protective Association Inc

    EIN 521886444 · Headquarters: Myersville, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  64. Catoctin Furnace Historical Society Inc

    EIN 521038473 · Headquarters: THURMONT, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  65. Catoctin Medical Center Inc

    EIN 237451461 · Headquarters: Thurmont, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Catoctin Mountain Street Rods Inc

    EIN 521395853 · Headquarters: Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  67. Catoctin Pregnancy Center Inc

    EIN 521833597 · Headquarters: EMMITSBURG, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  68. Catonsville Historical Society

    EIN 237304728 · Headquarters: CATONSVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  69. Catonsville Recreation & Parks Council Inc

    EIN 521071141 · Headquarters: Catonsville, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Catonsville Scouters Rifle and Pistol Club Inc

    EIN 237158403 · Headquarters: Timonium, MD, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  71. Cattail Chase Races Inc

    EIN 884087429 · Headquarters: Ellicott City, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  72. Cattail Creek Country Club

    EIN 521736733 · Headquarters: GLENWOOD, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  73. Cause

    EIN 521330243 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  74. Caves Valley Land Trust Inc

    EIN 521598861 · Headquarters: Owings Mills, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Cayman Brac

    EIN 834410458 · Headquarters: Hyattsville, MD, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  76. Cbm Ministries of Md

    EIN 521334775 · Headquarters: Upperco, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. Cbmc Inc

    EIN 582017184 · Headquarters: Gaithersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Cbmc Inc

    EIN 621660375 · Headquarters: Gaithersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Cbtu Region Ii

    EIN 471882481 · Headquarters: Upper Marlboro, MD, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  80. CCS Housing Inc

    EIN 562623529 · Headquarters: Rockville, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Cda Communications Inc

    EIN 521704042 · Headquarters: Severna Park, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  82. CEA INC Fka CEFM Network Inc

    EIN 521579478 · Headquarters: Catonsville, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Ceana Nurses & Allied Health Association Inc

    EIN 811776694 · Headquarters: ELLICOTT CITY, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Cecelia Housing Inc

    EIN 521214517 · Headquarters: BETHESDA, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. Cecil County Arts Council Inc

    EIN 521119335 · Headquarters: ELKTON, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Cecil County Breeders Fair Inc

    EIN 516018180 · Headquarters: ELKTON, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  87. Cecil County Chamber of Commerce

    EIN 521358480 · Headquarters: ELKTON, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Cecil County Choral Society Inc

    EIN 521508999 · Headquarters: Elkton, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Cecil County Classroom Teachers Association Inc

    EIN 520941366 · Headquarters: North East, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Cecil County Corrections Association Iupa Local 84

    EIN 270998231 · Headquarters: cecilton, MD, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  91. Cecil County Extension Advisory Council Inc

    EIN 521437532 · Headquarters: ELKTON, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Cecil County Farm Bureau

    EIN 520982483 · Headquarters: RISING SUN, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Cecil County Men's Shelter Inc

    EIN 521583678 · Headquarters: ELKTON, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Cecil County School of Technology Trade Foundation Inc

    EIN 521770479 · Headquarters: North East, MD, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  95. Cecil Heating Assistance Program Inc

    EIN 521566628 · Headquarters: Elkton, MD, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  96. Cecilton Volunteer Fire Company Inc

    EIN 521348932 · Headquarters: CECILTON, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Cedar Lane Nursery School Inc

    EIN 520748640 · Headquarters: BETHESDA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Cedar Lane Senior Living Community I Inc

    EIN 237136808 · Headquarters: LEONARDTOWN, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Cedar Lane Senior Living Community Ii Inc

    EIN 521330040 · Headquarters: LEONARDTOWN, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  100. Cedarwood Cove Pool Association Inc

    EIN 521195132 · Headquarters: Pasadena, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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