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. Royal & Select Masters of Maryland

    EIN 520467023 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Royal Arch Masons of District of Columbia

    EIN 520800412 · Headquarters: Laurel, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Royal Arch Masons of District of Columbia

    EIN 530112985 · Headquarters: District Heights, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Royal Arch Masons of Maryland

    EIN 237539146 · Headquarters: Glen Burnie, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Royal Arch Masons of Maryland

    EIN 237539151 · Headquarters: Cockeysville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Royal Arch Masons of Maryland

    EIN 237539152 · Headquarters: Easton, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Royal Arch Masons of Maryland

    EIN 237539154 · Headquarters: Annapolis, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  8. Royal Arch Masons of Maryland

    EIN 237539157 · Headquarters: Cockeysville, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Royal Arch Masons of Maryland

    EIN 237539158 · Headquarters: CAMBRIDGE, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  10. Royal Arch Masons of Maryland

    EIN 237539160 · Headquarters: Westminster, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Royal Arch Masons of Maryland

    EIN 237539167 · Headquarters: Nottingham, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Royal Arch Masons of Maryland

    EIN 237539169 · Headquarters: DISTRICT HEIGHTS, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Royal Arch Masons of Maryland

    EIN 320241476 · Headquarters: Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. Royal Arch Masons of Maryland

    EIN 900129819 · Headquarters: KINGSVILLE, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Royal Arch Masons of Maryland Grand Chapter

    EIN 520226305 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Royal Order of Jesters

    EIN 237151547 · Headquarters: Accident, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Royal Order of Jesters Cumberland Court # 117

    EIN 237584420 · Headquarters: CUMBERLAND, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  18. Royal Parks Foundation (USA) Inc

    EIN 275554980 · Headquarters: OWINGS MILLS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Royal Scottish Country Dance Society Washington Dc Branch

    EIN 521270408 · Headquarters: Darnestown, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Rozsafa Ensemble

    EIN 461717850 · Headquarters: Gaithersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  21. Rrr Each One Teach One

    EIN 882354037 · Headquarters: Owings Mills, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  22. Ruby Fund

    EIN 471757253 · Headquarters: SILVER SPRING, MD, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  23. Rucker Foundation

    EIN 463296048 · Headquarters: FORT WASHINGTON, MD, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  24. Ruff-ross Educational Fund Inc

    EIN 521272682 · Headquarters: Churchville, MD, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  25. Ruggles Ladies Golf Association

    EIN 832665888 · Headquarters: Bel Air, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Runaground Charities Inc

    EIN 471307431 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  27. Runnymede Elementary School Pto

    EIN 263066252 · Headquarters: Westminster, MD, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  28. Ruritan National Corp

    EIN 237154930 · Headquarters: Denton, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Ruritan National Corp

    EIN 237236420 · Headquarters: KEEDYSVILLE, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Ruritan National Corp

    EIN 237299284 · Headquarters: WILLIAMSPORT, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Ruritan National Corp

    EIN 237299419 · Headquarters: Chestertown, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Ruritan National Corp

    EIN 521134651 · Headquarters: Federalsburg, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Ruritan National Corp

    EIN 521198542 · Headquarters: Big Pool, MD, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  34. Ruritan National Corp

    EIN 521389355 · Headquarters: Vienna, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  35. Ruritan National Corp

    EIN 526044929 · Headquarters: Fairplay, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Ruritan National Corp

    EIN 526050475 · Headquarters: Smithsburg, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Ruritan National Corp

    EIN 526050696 · Headquarters: Walkersville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Ruritan National Corp

    EIN 526056577 · Headquarters: Thurmont, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Ruritan National Corp

    EIN 526056579 · Headquarters: Galfsville, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  40. Ruritan National Corp

    EIN 526056580 · Headquarters: Point of Rocks, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Ruritan National Corp

    EIN 526056582 · Headquarters: Knoxville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Ruritan National Corp

    EIN 526056627 · Headquarters: Sharpsburg, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Ruritan National Corp

    EIN 526057258 · Headquarters: MYERSVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  44. Ruritan National Corp

    EIN 526057263 · Headquarters: Jefferson, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Ruritan National Corp

    EIN 526057282 · Headquarters: Davidsonville, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  46. Ruritan National Corp

    EIN 526059071 · Headquarters: Maugansville, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  47. Ruritan National Corp

    EIN 526060032 · Headquarters: h, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Ruritan National Corp

    EIN 526066683 · Headquarters: union bridge, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Ruritan National Corp

    EIN 526066686 · Headquarters: Salisbury, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Ruritan National Corp

    EIN 526069402 · Headquarters: Easton, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  51. Ruritan National Corp

    EIN 526069643 · Headquarters: Pittsville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. RURITAN NATIONAL CORP Delmarva New Jersey Dist #30

    EIN 881772236 · Headquarters: Denton, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  53. Ruritan National Corporation Tri County Ruritan Club

    EIN 521085032 · Headquarters: EASTON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Ruritan National Group

    EIN 521686304 · Headquarters: Sudlersville, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  55. Russian Maryland Cultural Center

    EIN 263313093 · Headquarters: Rockville, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  56. Rutgers University-New Brunswick PAD Prelaw Chapter

    EIN 460513557 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Ruth & Samuel Salzberg Family Foundation

    EIN 526051254 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  58. Ruth and Robert St John Foundation Inc

    EIN 521709184 · Headquarters: EASTON, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  59. S Irwin Kamin Foundation

    EIN 256056404 · Headquarters: MOUNT AIRY, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  60. S Kann Sons Foundation Inc

    EIN 520794594 · Headquarters: CHEVY CHASE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  61. S&f Foundation Inc

    EIN 412471534 · Headquarters: HANOVER, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Sabella Faes Ausome Adventures

    EIN 334887652 · Headquarters: Dundalk, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Sachs Fund

    EIN 436032385 · Headquarters: ST MICHAELS, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  64. Sacred Hands Inc

    EIN 853962731 · Headquarters: Fort Washington, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Saddle Up 4 Fun Ltd

    EIN 932596946 · Headquarters: Capitol Heights, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Sadie Crockin Memorial Fund Inc

    EIN 526080976 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Safari Club International Inc Chesapeake Chapter

    EIN 521978239 · Headquarters: ANNAPOLIS, MD, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  68. Safroko Development Organization

    EIN 852279630 · Headquarters: Silver Spring, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  69. Sagamore Forest-worthington Hillside Asso

    EIN 521648722 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Sailing Club of the Chesapeake Inc

    EIN 521781473 · Headquarters: Annapolis, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  71. Sailwinds Park Inc

    EIN 521820442 · Headquarters: Cambridge, MD, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  72. Saint Alban's Housing Corporation C/o Quantum Real Estate Management Llc

    EIN 521254104 · Headquarters: BETHESDA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Saint Bede Homeschool

    EIN 851681376 · Headquarters: Silver Spring, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. Saint Elizabeth Ann Seton Parish

    EIN 521041472 · Headquarters: Crofton, MD, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-T

  75. Saint Georges Society of Baltimore

    EIN 526043227 · Headquarters: Riderwood, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Saint James Parents Association Inc

    EIN 521677061 · Headquarters: Hagerstown, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. Saint John's Cemetery Inc

    EIN 521746331 · Headquarters: FREDERICK, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  78. Saint Joseph Protector of Families

    EIN 934047122 · Headquarters: Little Orleans, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  79. Saint Martins Ministries Inc

    EIN 521913676 · Headquarters: RIDGELY, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Saint Mary's Housing Corporation

    EIN 510210514 · Headquarters: BETHESDA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Saint Paraskevy Society

    EIN 853763907 · Headquarters: Kingsville, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  82. Saip Inc

    EIN 931769529 · Headquarters: North Bethesda, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  83. Salem Childrens Trust

    EIN 521070035 · Headquarters: Bethesda, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  84. Salem Gospel Ministries Inc

    EIN 371541530 · Headquarters: Silver Spring, MD, USA · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990

  85. Salisbury Area Chamber of Commerce

    EIN 520470790 · Headquarters: SALISBURY, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Salisbury Arts Alliance

    EIN 474845564 · Headquarters: SALISBURY, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Salisbury Chapt 1208 Women of the Moose

    EIN 521171714 · Headquarters: SALISBURY, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  88. Salisbury Fire Company No 2 Inc

    EIN 521199883 · Headquarters: SALISBURY, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  89. Salisbury Fire Department Inc

    EIN 521199884 · Headquarters: SALISBURY, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  90. Salisbury Gun Club Inc

    EIN 521109525 · Headquarters: PARSONSBURG, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. Salisbury Lodge 817 Benevolent and Protective Order of Elks of the USA

    EIN 520470813 · Headquarters: SALISBURY, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  92. Salisbury Lodge No 654 Loyal Order of Moose

    EIN 520588257 · Headquarters: SALISBURY, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Salisbury Maryland Chapter American Guild of Organists

    EIN 521634230 · Headquarters: SALISBURY, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Salisbury Md Alumni Chapter of Kappa Alpha Psi

    EIN 331337213 · Headquarters: Salisbury, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  95. Salisbury Scottish Rite Bodies Valley of Salisbury

    EIN 237107378 · Headquarters: BERLIN, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. Salisbury Wicomico Economic Development Inc

    EIN 520885275 · Headquarters: Salisbury, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Salon National Laboutique Des Huit Chapeaux Et Quarante Femmes

    EIN 371616739 · Headquarters: BELTSVILLE, MD, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  98. Salon National Laboutique Des Huit Chapeaux Et Quarante Femmes

    EIN 911836581 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  99. Salt Life Healing Inc

    EIN 854260555 · Headquarters: Columbia, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  100. Sam Fox Top Three Association

    EIN 471875712 · Headquarters: Joint Base Andrews, MD, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

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