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. United States Indian American Chamber of Commerce

    EIN 200216084 · Headquarters: BURTONSVILLE, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  2. United States International Center for Electoral Support Inc

    EIN 824419479 · Headquarters: SILVER SPRING, MD, US · Public & Societal Benefit · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  3. United States Itu Association

    EIN 522196508 · Headquarters: Sykesville, MD, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  4. United States Jails and Prisons Forum Inc

    EIN 752985182 · Headquarters: Bowie, MD, USA · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  5. United States Junior Chamber of Commerce

    EIN 237431768 · Headquarters: Waldorf, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. United States Junior Chamber of Commerce

    EIN 262286257 · Headquarters: Towson, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. United States Junior Chamber of Commerce

    EIN 271255030 · Headquarters: Cockeysville, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  8. United States Junior Chamber of Commerce

    EIN 453705212 · Headquarters: Cockeysville, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  9. United States Junior Chamber of Commerce

    EIN 521141507 · Headquarters: Hagerstown, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  10. United States Junior Chamber of Commerce

    EIN 521169241 · Headquarters: Annapolis, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. United States Junior Chamber of Commerce

    EIN 521576336 · Headquarters: Germantown, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  12. United States Junior Chamber of Commerce

    EIN 526009290 · Headquarters: Cumberland, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  13. United States Junior Chamber of Commerce

    EIN 526042958 · Headquarters: Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  14. United States Junior Chamber of Commerce

    EIN 526079295 · Headquarters: Salisbury, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. United States Lifesaving Association - Greater Ocean City C

    EIN 920492305 · Headquarters: Ocean City, MD, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. United States Marine Corps Historical Company

    EIN 521470609 · Headquarters: FREDERICK, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  17. United States Masters Swimming Inc

    EIN 311131720 · Headquarters: Pasadena, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. United States Masters Swimming Inc

    EIN 311131746 · Headquarters: Darnestown, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. United States Naval Academy Alumni Assoc

    EIN 520548411 · Headquarters: ANNAPOLIS, MD, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. United States Naval Academy Class O F 1968

    EIN 522265700 · Headquarters: ANNAPOLIS, MD, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. United States Naval Academy Entrepreneurs Inc

    EIN 994829329 · Headquarters: WESTMINSTER, MD, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  22. United States Naval Academy Parents and Sponsors Club of Maryland Inc

    EIN 204268261 · Headquarters: Suitland, MD, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  23. United States Naval Academy Parents Club of Maryland

    EIN 873276147 · Headquarters: Phoenix, MD, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. United States Naval Institute

    EIN 520643040 · Headquarters: ANNAPOLIS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. United States Naval Sailing Foundation

    EIN 902374984 · Headquarters: Annapolis, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  26. United States Naval Sea Cadet Corps Fort Mchenry Division Inc

    EIN 473228970 · Headquarters: Baltimore, MD, US · Youth Development · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  27. United States Naval Sea Cadet Corps Maryland Division Inc

    EIN 825048803 · Headquarters: Waldorf, MD, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. United States of America Deaf Track & Field Inc

    EIN 522179770 · Headquarters: FREDERICK, MD, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  29. United States of America Wushu-kung Fu Federation

    EIN 521835746 · Headquarters: PARKVILLE, MD, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. United States Piping Foundation

    EIN 222853543 · Headquarters: Silver Spring, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  31. United States Police Canine Association Region Three Inc

    EIN 521933682 · Headquarters: Laytonsville, MD, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. United States Pony Clubs Inc

    EIN 236297423 · Headquarters: Elkton, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. United States Pony Clubs Inc

    EIN 237010996 · Headquarters: Boyds, MD, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. United States Pony Clubs Inc

    EIN 274317823 · Headquarters: Queenstown, MD, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  35. United States Pony Clubs Inc

    EIN 522147602 · Headquarters: Towson, MD, US · Recreation & Sports · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  36. United States Pony Clubs Inc

    EIN 526067211 · Headquarters: Upper Marlboro, MD, US · Recreation & Sports · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  37. United States Power Squadrons

    EIN 237229599 · Headquarters: Rockville, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. United States Power Squadrons

    EIN 521198265 · Headquarters: Ocean Pines, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. United States Power Squadrons

    EIN 521601894 · Headquarters: BALTIMORE, MD, US · Recreation & Sports · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  40. United States Power Squadrons

    EIN 526042527 · Headquarters: Aberdeen, MD, US · Recreation & Sports · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  41. United States Power Squadrons

    EIN 526048168 · Headquarters: Kingsville, MD, US · Recreation & Sports · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  42. United States Power Squadrons

    EIN 526050447 · Headquarters: Belcamp, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. United States Power Squadrons

    EIN 526054364 · Headquarters: Severn, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. United States Power Squadrons

    EIN 526054645 · Headquarters: Elkton, MD, US · Recreation & Sports · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  45. United States Power Squadrons

    EIN 526054676 · Headquarters: Bozman, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  46. United States Power Squadrons

    EIN 526054778 · Headquarters: Salisbury, MD, US · Recreation & Sports · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  47. United States Power Squadrons

    EIN 526054822 · Headquarters: Lexington Park, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. United States Power Squadrons

    EIN 526080804 · Headquarters: Parkville, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. United States Power Squadrons

    EIN 911864632 · Headquarters: Centreville, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. United States Secret Service Uniformed Div Retirement Assoc

    EIN 521660108 · Headquarters: HUNTINGTOWN, MD, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. United States Student Association

    EIN 520823351 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. United States Student Association Foundation

    EIN 237211922 · Headquarters: SILVER SPRING, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. United States War Dogs Association Inc

    EIN 010597921 · Headquarters: TOWSON, MD, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. United States Windsurfer Class Association

    EIN 923429413 · Headquarters: ANNAPOLIS, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  55. United States-China Association of Commerce Ltd

    EIN 931553756 · Headquarters: Gaithersburg, MD, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  56. United States-colombia Cultural & Educational Foundation

    EIN 270479181 · Headquarters: ROCKVILLE, MD, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  57. United States-colombia International Chamber of Commerce

    EIN 270479064 · Headquarters: ROCKVILLE, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  58. United States-iran Chamber of Commerce Inc

    EIN 464698657 · Headquarters: Rockville, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. United Steam Fire Engine Co 3 of Frederick City Maryland

    EIN 520515514 · Headquarters: FREDERICK, MD, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990

  60. United Steelworkers

    EIN 113716504 · Headquarters: LANDOVER, MD, US · Employment · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  61. United Steelworkers

    EIN 237306087 · Headquarters: Dundalk, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  62. United Steelworkers

    EIN 520515160 · Headquarters: BALTIMORE, MD, US · Employment · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  63. United Steelworkers

    EIN 520665934 · Headquarters: Baltimore, MD, US · Employment · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  64. United Steelworkers

    EIN 520705871 · Headquarters: Thurmont, MD, US · Employment · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  65. United Steelworkers

    EIN 520748834 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. United Steelworkers

    EIN 520800439 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. United Steelworkers

    EIN 520847617 · Headquarters: BALTIMORE, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  68. United Steelworkers

    EIN 521114645 · Headquarters: Baltimore, MD, US · Employment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  69. United Steelworkers

    EIN 521192737 · Headquarters: BALTIMORE, MD, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  70. United Steelworkers

    EIN 521255718 · Headquarters: Glen Burnie, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. United Steelworkers

    EIN 521460641 · Headquarters: BALTIMORE, MD, US · Employment · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  72. United Steelworkers

    EIN 526015884 · Headquarters: Frederick, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. United Steelworkers

    EIN 526055329 · Headquarters: Taneytown, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  74. United Steelworkers

    EIN 526055540 · Headquarters: LITHICUM, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. United Steelworkers

    EIN 526056536 · Headquarters: STEVENSVILLE, MD, US · Community Improvement & Capacity Building · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  76. United Steelworkers

    EIN 526056640 · Headquarters: Linthicum, MD, US · Employment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  77. United Steelworkers

    EIN 526057249 · Headquarters: BALTIMORE, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  78. United Steelworkers

    EIN 901075302 · Headquarters: Westminster, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. United Steelworkers Local Union 7343

    EIN 231705631 · Headquarters: Manchester, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  80. United Support Against Multiple Sclerosis Inc

    EIN 521376483 · Headquarters: TIMONIUM, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. United Support Foundation Inc

    EIN 522340451 · Headquarters: Potomac, MD, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. United Support Inc

    EIN 881168213 · Headquarters: GERMANTOWN, MD, US · International, Foreign Affairs & National Security · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  83. United Supporters of Americas Veterans

    EIN 920355752 · Headquarters: Pikesville, MD, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. United to Restore Sight International Inc

    EIN 451533559 · Headquarters: Lutherville, MD, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  85. United Transportation Union

    EIN 520904332 · Headquarters: Baltimore, MD, US · Employment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  86. United Transportation Union

    EIN 526000247 · Headquarters: EDGEWOOD, MD, US · Employment · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  87. United Union of Security Guards

    EIN 521313596 · Headquarters: BALTIMORE, MD, USA · Employment · Latest available filing year: 2012 · Primary form: IRS Form 990

  88. United Urban Roots

    EIN 812102433 · Headquarters: BALTIMORE, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  89. United Veterinary Services Association Inc

    EIN 382696481 · Headquarters: ROCKVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. United Way Foundation of Washington County Maryland Inc

    EIN 237116948 · Headquarters: HAGERSTOWN, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. United Way of Caroline County Maryland Inc

    EIN 521303591 · Headquarters: DENTON, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  92. United Way of Cecil County

    EIN 526075348 · Headquarters: Elkton, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. United Way of Central Maryland

    EIN 520591543 · Headquarters: BALTIMORE, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. United Way of Charles County Inc

    EIN 521356960 · Headquarters: LA PLATA, MD, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  95. United Way of Frederick County Inc

    EIN 520607973 · Headquarters: FREDERICK, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. United Way of Kent County Inc

    EIN 526014935 · Headquarters: CHESTERTOWN, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. United Way of Queen Anne's County Maryland Inc

    EIN 521647760 · Headquarters: CHESTER, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. United Way of Southern Maryland

    EIN 521181917 · Headquarters: LA PLATA, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990

  99. United Way of St Mary's County Maryland Inc

    EIN 521219937 · Headquarters: LEONARDTOWN, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  100. United Way of the Lower Eastern Shore Inc

    EIN 526016589 · Headquarters: SALISBURY, MD, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

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