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. American Volkssport Association Inc

    EIN 521403226 · Headquarters: Silver Spring, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. American Volkssport Association Inc

    EIN 521535523 · Headquarters: Catonsville, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. American Volkssport Association Inc

    EIN 521540037 · Headquarters: Olney, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. American Volkssport Association Inc

    EIN 521665323 · Headquarters: Silver Spring, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. American Volkssport Association Inc

    EIN 812748459 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. American Wheat Mission Inc

    EIN 521826859 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  7. American Wolkssport Association Inc

    EIN 521563929 · Headquarters: Silver Spring, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. American Youth Football Inc

    EIN 813650608 · Headquarters: Cambridge, MD, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  9. American Youth Football Inc Kent Spartans

    EIN 814395525 · Headquarters: Worton, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. American Youth Hostels-boston Hostelinc

    EIN 271079973 · Headquarters: SILVER SPRING, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Americans for Digital Opportunity Inc

    EIN 871497192 · Headquarters: ANNAPOLIS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Americans for Unesco

    EIN 521382250 · Headquarters: Bethesda, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  13. Americans Take Action Education Fund Inc

    EIN 471046478 · Headquarters: Silver Spring, MD, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  14. Americans United for Separation of Church and State

    EIN 202358768 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  15. Americas First Responders Foundation Inc

    EIN 200041212 · Headquarters: ELLICOTT CITY, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Amie Inc

    EIN 521867830 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Amity Club Inc

    EIN 536009177 · Headquarters: OLNEY, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  18. Amma S Heart Inc

    EIN 394620679 · Headquarters: FUNKSTOWN, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Amnesty International USA Inc

    EIN 814507450 · Headquarters: Takoma Park, MD, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  20. Amplify Housing Inc

    EIN 393522537 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Amvets

    EIN 237054261 · Headquarters: Middletown, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Amvets

    EIN 472607334 · Headquarters: THURMONT, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  23. Amvets

    EIN 521305171 · Headquarters: Thurmont, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. Amvets

    EIN 521356758 · Headquarters: Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Amvets

    EIN 521600484 · Headquarters: Bowie, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Amvets

    EIN 521721702 · Headquarters: middletown, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Amvets

    EIN 521729943 · Headquarters: Thurmont, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  28. Amvets

    EIN 521819480 · Headquarters: Smithsburg, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  29. Amvets

    EIN 521965522 · Headquarters: Hagerstown, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Amvets

    EIN 743240381 · Headquarters: Essex, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  31. Amvets

    EIN 814765820 · Headquarters: Cumberland, MD, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  32. AMVETS 7 Ladies Auxiliary

    EIN 521536564 · Headquarters: Thurmont, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  33. Amvets Charities Inc

    EIN 521151181 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. Amvets Frederick Post No 2 Inc

    EIN 520569519 · Headquarters: FREDERICK, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  35. Amvets Ladies National Auxiliary

    EIN 530243571 · Headquarters: HYATTSVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  36. Amvets Riders Maryland Chapter 10 Inc

    EIN 932096493 · Headquarters: HAGERSTOWN, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. An End to Ignorance Inc

    EIN 814922824 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  38. Ananda Marga of Washington Dc Inc

    EIN 521056494 · Headquarters: Silver Spring, MD, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  39. Ancient & Accepted Scottish Rite of Free Masonry So Juris USA

    EIN 521311752 · Headquarters: Mechanicsville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Ancient & Accepted Scottish Rite of Free Masonry Southern Jurisdiction

    EIN 237144228 · Headquarters: Mount Airy, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Ancient & Accepted Scottish Rite of Valley of Cumberland & Coord Bodies

    EIN 520714530 · Headquarters: CUMBERLAND, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  42. Ancient and Accepted Scottish Rite of Freemasonry Valley of Baltimore

    EIN 520226230 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Ancient Egyptian Arabic Order Nobles Mystic Shrine of N & S Amer

    EIN 521614188 · Headquarters: Owings Mills, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  44. Ancient Egyptian Arabic Order Nobles Mystic Shrine of N & S Amer

    EIN 521841703 · Headquarters: Capital Heights, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  45. Ancient Free & Accepted Masons Md

    EIN 237591260 · Headquarters: Darlington, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Ancient Free & Accepted Masons of 91 Lodge Wicomico Trustees

    EIN 237591230 · Headquarters: SALISBURY, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  47. Ancient Free & Accepted Masons of Maryland

    EIN 237144235 · Headquarters: Silver Spring, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Ancient Free & Accepted Masons of Maryland

    EIN 237144238 · Headquarters: Essex, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Ancient Free & Accepted Masons of Maryland

    EIN 237144239 · Headquarters: Hollywood, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Ancient Free & Accepted Masons of Maryland

    EIN 237144241 · Headquarters: ROCKVILLE, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Ancient Free & Accepted Masons of Maryland

    EIN 237144243 · Headquarters: Prince Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Ancient Free & Accepted Masons of Maryland

    EIN 237591226 · Headquarters: ELKTON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Ancient Free & Accepted Masons of Maryland

    EIN 237591231 · Headquarters: Easton, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Ancient Free & Accepted Masons of Maryland

    EIN 237591234 · Headquarters: Princess Anne, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. Ancient Free & Accepted Masons of Maryland

    EIN 237591240 · Headquarters: Denton, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Ancient Free & Accepted Masons of Maryland

    EIN 237591242 · Headquarters: DARLINGTON, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. Ancient Free & Accepted Masons of Maryland

    EIN 237591243 · Headquarters: East New Market, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Ancient Free & Accepted Masons of Maryland

    EIN 237591244 · Headquarters: Williamsport, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Ancient Free & Accepted Masons of Maryland

    EIN 237591245 · Headquarters: Union Bridge, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Ancient Free & Accepted Masons of Maryland

    EIN 237591246 · Headquarters: Crisfield, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Ancient Free & Accepted Masons of Maryland

    EIN 237591249 · Headquarters: MOUNT SAVAGE, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Ancient Free & Accepted Masons of Maryland

    EIN 237591250 · Headquarters: Thurmont, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Ancient Free & Accepted Masons of Maryland

    EIN 237591253 · Headquarters: Cockeysville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Ancient Free & Accepted Masons of Maryland

    EIN 237591254 · Headquarters: LONACONING, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Ancient Free & Accepted Masons of Maryland

    EIN 237591256 · Headquarters: Mount Airy, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. Ancient Free & Accepted Masons of Maryland

    EIN 237591257 · Headquarters: Mardela Springs, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Ancient Free & Accepted Masons of Maryland

    EIN 237591258 · Headquarters: Federalsburg, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Ancient Free & Accepted Masons of Maryland

    EIN 237591261 · Headquarters: Saint Michaels, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Ancient Free & Accepted Masons of Maryland

    EIN 237591263 · Headquarters: Centreville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Ancient Free & Accepted Masons of Maryland

    EIN 237591264 · Headquarters: Mount Airy, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Ancient Free & Accepted Masons of Maryland

    EIN 237591267 · Headquarters: Snow Hill, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Ancient Free & Accepted Masons of Maryland

    EIN 237591268 · Headquarters: Germantown, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. Ancient Free & Accepted Masons of Maryland

    EIN 237591269 · Headquarters: Smithsburg, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Ancient Free & Accepted Masons of Maryland

    EIN 237591271 · Headquarters: Point of Ricks, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Ancient Free & Accepted Masons of Maryland

    EIN 237591274 · Headquarters: Union Bridge, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Ancient Free & Accepted Masons of Maryland

    EIN 237591275 · Headquarters: Emmitsburg, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  77. Ancient Free & Accepted Masons of Maryland

    EIN 520226255 · Headquarters: Annapolis, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Ancient Free & Accepted Masons of Maryland

    EIN 520226261 · Headquarters: Bel Air, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  79. Ancient Free & Accepted Masons of Maryland

    EIN 520226263 · Headquarters: Towson, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Ancient Free & Accepted Masons of Maryland

    EIN 520226269 · Headquarters: Baltimore, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  81. Ancient Free & Accepted Masons of Maryland

    EIN 520226306 · Headquarters: ELLICOTT CITY, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Ancient Free & Accepted Masons of Maryland

    EIN 520226318 · Headquarters: Millersville, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  83. Ancient Free & Accepted Masons of Maryland

    EIN 520226319 · Headquarters: Cumberland, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Ancient Free & Accepted Masons of Maryland

    EIN 520226322 · Headquarters: Hyattsville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Ancient Free & Accepted Masons of Maryland

    EIN 520320454 · Headquarters: Hagerstown, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Ancient Free & Accepted Masons of Maryland

    EIN 520422284 · Headquarters: Bel Air, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. Ancient Free & Accepted Masons of Maryland

    EIN 520564960 · Headquarters: SILVER SPRING, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Ancient Free & Accepted Masons of Maryland

    EIN 520628289 · Headquarters: Kensington, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Ancient Free & Accepted Masons of Maryland

    EIN 520646521 · Headquarters: UPPER MARLBORO, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Ancient Free & Accepted Masons of Maryland

    EIN 520665978 · Headquarters: Catonsville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Ancient Free & Accepted Masons of Maryland

    EIN 520667026 · Headquarters: Odenton, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Ancient Free & Accepted Masons of Maryland

    EIN 520848889 · Headquarters: DUNDALK, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Ancient Free & Accepted Masons of Maryland

    EIN 520850036 · Headquarters: Elkridge, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  94. Ancient Free & Accepted Masons of Maryland

    EIN 520953826 · Headquarters: Glen Burnie, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Ancient Free & Accepted Masons of Maryland

    EIN 520962122 · Headquarters: Odenton, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Ancient Free & Accepted Masons of Maryland

    EIN 520996947 · Headquarters: Port Deposit, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Ancient Free & Accepted Masons of Maryland

    EIN 521715989 · Headquarters: Cockeysville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Ancient Free & Accepted Masons of Maryland

    EIN 526037345 · Headquarters: Cockeysville, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. Ancient Free & Accepted Masons of Maryland

    EIN 526045156 · Headquarters: Upper Marlboro, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Ancient Free & Accepted Masons of Maryland

    EIN 526046819 · Headquarters: Westernport, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

First page and all pages