Nonprofits in Maryland

Nonprofits in Maryland. Browse 47,413 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. Porter Cemetery at Rose Meadow Irrev Trust

    EIN 826357639 · Headquarters: OAKLAND, MD, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Portersville Cemetery Inc

    EIN 473284287 · Headquarters: STOCKTON, MD, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Portsmouth Orthopaedic Surgery Alumni Foundation

    EIN 413249678 · Headquarters: Towson, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Positive Approaches to Healthy Sexuality

    EIN 421598382 · Headquarters: BOWIE, MD, USA · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  5. Positive Aspiration Learning Academy

    EIN 472608328 · Headquarters: SALISBURY, MD, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  6. Positive Business Women Inc

    EIN 421721867 · Headquarters: BOWIE, MD, US · Human Services · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  7. Positive Deposits Inc

    EIN 384132835 · Headquarters: Largo, MD, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Positive Energy Always Foundation

    EIN 871492035 · Headquarters: BALTIMORE, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Positive Impact Racing Ltd

    EIN 874428664 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  10. Positive Outcome Mentoring & Dance Inc

    EIN 465562168 · Headquarters: SILVER SPRING, MD, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Positive Outcome Mentoring & Dance Inc

    EIN 472518851 · Headquarters: Silver Spring, MD, US · Arts, Culture & Humanities · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  12. Positive Push

    EIN 834294619 · Headquarters: Hyattsville, MD, US · Recreation & Sports · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  13. Positive Results Corporation

    EIN 743165334 · Headquarters: Fort Washington, MD, USA · Employment · Latest available filing year: 2017 · Primary form: IRS Form 990

  14. Positive Shades of Black Inc

    EIN 522062140 · Headquarters: Bethesda, MD, US · Human Services · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  15. Positive Sisters

    EIN 274025097 · Headquarters: Annapolis, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Positive Strides Inc

    EIN 521784328 · Headquarters: EASTON, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Positive Thriving Prospects Inc

    EIN 872212211 · Headquarters: Baltimore, MD, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Positive Youth Expressions Inc

    EIN 680667820 · Headquarters: BALTIMORE, MD, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Positive-strides Llc Org

    EIN 464120958 · Headquarters: Annapolis, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  20. Positively Caviar Inc

    EIN 812752122 · Headquarters: Ellicott City, MD, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Positivity in Baltimore

    EIN 872749521 · Headquarters: Baltimore, MD, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Possibilities Pakistan Inc

    EIN 452792604 · Headquarters: Bowie, MD, US · International, Foreign Affairs & National Security · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  23. Post Garden Club Fort Meade Maryland

    EIN 521366797 · Headquarters: Crownsville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Post Office Credit Union of Maryland Inc

    EIN 520237444 · Headquarters: Baltimore, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  25. Post Putting Our Strength Together Development Corporation

    EIN 383853353 · Headquarters: WALDORF, MD, USA · Crime & Legal Related · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  26. Post Thrift Shop

    EIN 520901669 · Headquarters: Fort George G Meade, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  27. Post-acute and Long-term Care Medical Association Inc

    EIN 521950426 · Headquarters: COLUMBIA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Postpartum Support Maryland

    EIN 455260025 · Headquarters: University Park, MD, US · Human Services · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  29. Pot Spring Community Assoc Inc

    EIN 526051047 · Headquarters: Timonium, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Potapskut Sailing Association Inc

    EIN 526009569 · Headquarters: PASADENA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  31. Potential Me

    EIN 462215594 · Headquarters: Baltimore, MD, US · Human Services · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  32. Potential Unlimited Bcse Inc

    EIN 521779231 · Headquarters: Baltimore, MD, US · Human Services · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  33. Potomac Alpaca Care and Education

    EIN 850569033 · Headquarters: NORTH POTOMAC, MD, US · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  34. Potomac Area Hostels

    EIN 851246031 · Headquarters: Silver Spring, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Potomac Area Neighbors Club

    EIN 521444805 · Headquarters: Potomac, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Potomac Association of Cooperative Teachers

    EIN 822419261 · Headquarters: Gaithersburg, MD, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Potomac Basset Hound Club Inc

    EIN 541642909 · Headquarters: Kensington, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Potomac Bridle & Hiking Trails Association Inc

    EIN 522077976 · Headquarters: Potomac, MD, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Potomac Cairn Terrier Club

    EIN 522015391 · Headquarters: Middletown, MD, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Potomac Case Management Services Inc

    EIN 522118801 · Headquarters: HAGERSTOWN, MD, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-T

  41. Potomac Chapter Registry of Interpreters for the Deaf Inc

    EIN 521232311 · Headquarters: Oakland, MD, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. Potomac Charismatic Community Inc

    EIN 237139741 · Headquarters: Gaithersburg, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Potomac Charities Inc

    EIN 262269098 · Headquarters: POTOMAC, MD, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  44. Potomac Chinese School Inc

    EIN 521158141 · Headquarters: Bethesda, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. Potomac Chrysanthemum Society Inc

    EIN 526056275 · Headquarters: Laytonsville, MD, US · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  46. Potomac Classic Thunderbird Club Inc

    EIN 711048706 · Headquarters: Gaithersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Potomac Community Resources Inc

    EIN 522286949 · Headquarters: POTOMAC, MD, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Potomac Community Village Inc

    EIN 320418384 · Headquarters: Potomac, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Potomac Curling Club of the National Capital Area Inc

    EIN 311596397 · Headquarters: LAUREL, MD, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Potomac Elementary School Pta

    EIN 526070754 · Headquarters: POTOMAC, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  51. Potomac Falls Nature Conservation and Educational Association Inc

    EIN 521264769 · Headquarters: POTOMAC, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Potomac Fiber Arts Guild Inc

    EIN 237426644 · Headquarters: Walkersville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Potomac Fire Company No 2 Inc

    EIN 520566671 · Headquarters: WESTERNPORT, MD, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Potomac Fish and Game Club Inc

    EIN 520677199 · Headquarters: WILLIAMSPORT, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Potomac Flow Yoga Cooperative

    EIN 883095015 · Headquarters: Kensington, MD, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  56. Potomac Healthcare Foundationinc

    EIN 521116578 · Headquarters: Emmitsburg, MD, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  57. Potomac Heights Elementary Dragon Pride Pto

    EIN 994554071 · Headquarters: Hagerstown, MD, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Potomac Heights Vfd & Rescue Squad Incorporated

    EIN 521602006 · Headquarters: INDIAN HEAD, MD, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Potomac Home Support Inc

    EIN 521750383 · Headquarters: BALTIMORE, MD, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Potomac Hunt Incorporated

    EIN 520562876 · Headquarters: DICKERSON, MD, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  61. Potomac Institute

    EIN 863153051 · Headquarters: Rockville, MD, USA · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  62. Potomac Kiwanis Foundation

    EIN 450949303 · Headquarters: North Potomac, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  63. Potomac Massage Training Institute

    EIN 521124583 · Headquarters: Silver Spring, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  64. Potomac Mountain Club Inc

    EIN 413201816 · Headquarters: Chevy Chase, MD, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  65. Potomac Nordic Ski Club

    EIN 414607728 · Headquarters: SPARKS GLENCOE, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Potomac Pedalers Touring Club Inc

    EIN 521086755 · Headquarters: GERMANTOWN, MD, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  67. Potomac Pirates Inc

    EIN 332314786 · Headquarters: North Potomac, MD, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Potomac Playmakers Inc

    EIN 526046140 · Headquarters: Hagerstown, MD, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Potomac Region Cadillac Lasalle Club

    EIN 900528393 · Headquarters: Silver Spring, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Potomac River Bible Institute

    EIN 465209415 · Headquarters: Upper Marlboro, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Potomac River Heritage Tourism Association

    EIN 463993931 · Headquarters: Accokeek, MD, US · Arts, Culture & Humanities · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  72. Potomac River Homes Inc

    EIN 521910115 · Headquarters: FREDERICK, MD, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Potomac River Sportmans Club Inc

    EIN 611402925 · Headquarters: Cumberland, MD, US · Recreation & Sports · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  74. Potomac Rotary Charities Incorporated

    EIN 521656534 · Headquarters: Potomac, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Potomac Rugby Conference Inc

    EIN 822230650 · Headquarters: Baltimore, MD, US · Recreation & Sports · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  76. Potomac Soccer Association Inc

    EIN 521284366 · Headquarters: Germantown, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Potomac Society of Stereo Photographers

    EIN 521093920 · Headquarters: Greenbelt, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Potomac Speleological Society

    EIN 300255364 · Headquarters: UPPER MARLBORO, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Potomac Squash Club Inc

    EIN 510244755 · Headquarters: BETHESDA, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  80. Potomac Swimming and Recreation Association Inc

    EIN 520781544 · Headquarters: POTOMAC, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Potomac Theatre Company Inc

    EIN 521646872 · Headquarters: Potomac, MD, US · Arts, Culture & Humanities · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  82. Potomac Valley Alumnae Chapter Fund Incorporated

    EIN 521497672 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  83. Potomac Valley Amateur Hockey Association Inc Pvaha

    EIN 522139421 · Headquarters: TOWSON, MD, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Potomac Valley Architecture Foundation Inc

    EIN 203491662 · Headquarters: College Park, MD, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Potomac Valley Athletic Association

    EIN 521236768 · Headquarters: CRESAPTOWN, MD, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  86. Potomac Valley Bernese Mountain Dog Club

    EIN 770715227 · Headquarters: Adamstown, MD, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Potomac Valley Chapter of Maryland Aia Inc

    EIN 526019459 · Headquarters: COLLEGE PARK, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Potomac Valley Dressage Association

    EIN 526063706 · Headquarters: DAMASCUS, MD, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Potomac Valley Fire Company Inc

    EIN 521725422 · Headquarters: SHARPSBURG, MD, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Potomac Valley Fly Fishers Inc

    EIN 300175841 · Headquarters: Frederick, MD, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Potomac Valley Homeschoolers

    EIN 934162728 · Headquarters: frederick, MD, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Potomac Valley Pearls Synchro Club Inc

    EIN 522127944 · Headquarters: Laurel, MD, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  93. Potomac Valley Radio Club Inc

    EIN 462987124 · Headquarters: Annapolos, MD, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Potomac Valley Scottish Fiddle Club Inc

    EIN 521979480 · Headquarters: Gaithersburg, MD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Potomac Valley Soccer Officials

    EIN 464696863 · Headquarters: Frostburg, MD, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  96. Potomac Valley Standard Schnauzer Club Inc

    EIN 364635645 · Headquarters: Silver Spring, MD, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  97. Potomac Valley Youth Association Inc

    EIN 521176295 · Headquarters: JEFFERSON, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  98. Potomac Valley Youth Orchestra

    EIN 521704650 · Headquarters: Gaithersburg, MD, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Potomac Valley Youth Organization Inc

    EIN 522022376 · Headquarters: upper Marlboro, MD, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Potomac Village Garden Club

    EIN 272874903 · Headquarters: POTOMAC, MD, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

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