Nonprofits in Williamsport, Pennsylvania

Nonprofits in Williamsport, Pennsylvania. Browse 394 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. 044 Susquehanna Chapter of Trout Unlimited

    EIN 237184497 · Headquarters: WILLIAMSPORT, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. 700 Bowling Clubs of America

    EIN 311252868 · Headquarters: Williamsport, PA, US · Recreation & Sports · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  3. Advancing Communities by Educating and Serving

    EIN 550898247 · Headquarters: Williamsport, PA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  4. AIDS Resource Alliance Inc

    EIN 232522649 · Headquarters: WILLIAMSPORT, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Alize Johnson Foundation Incorporated

    EIN 832661860 · Headquarters: Williamsport, PA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Almond Branch Ministries

    EIN 463716466 · Headquarters: WILLIAMSPORT, PA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Alpine Club of Williamsport

    EIN 232520439 · Headquarters: Williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Amateur Athletic Union of the United States Inc

    EIN 473983344 · Headquarters: WILLIAMSPORT, PA, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  9. American Inns of Court Foundation

    EIN 232977635 · Headquarters: Williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  10. American Legion Post 617

    EIN 240574225 · Headquarters: WILLIAMSPORT, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. American Postal Workers Union

    EIN 236423403 · Headquarters: WILLIAMSPORT, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Ancient Accepted Scottish Rite of Free Masonry Nmj

    EIN 232315342 · Headquarters: Williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  13. Ancient Accepted Scottish Rite of Free Masonry Nmj

    EIN 251471078 · Headquarters: Williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. Ancient Accepted Scottish Rite of Freemasonry Nmj

    EIN 240762280 · Headquarters: WILLIAMSPORT, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Antrim Treatment Trust 890001

    EIN 256652443 · Headquarters: WILLIAMSPORT, PA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  16. Association for Computing Machinery

    EIN 223442063 · Headquarters: Williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  17. Association of Notre Dame Clubs Inc - Greater Williamsport

    EIN 465143748 · Headquarters: Williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Avco Employees Relief &

    EIN 246018612 · Headquarters: WILLIAMSPORT, PA, USA · Employment · Latest available filing year: 2014 · Primary form: IRS Form 990

  19. Bald Eagle Art League Inc

    EIN 231986808 · Headquarters: Williamsport, PA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Balloonfest Air Show & So Much More

    EIN 852124244 · Headquarters: WILLIAMSPORT, PA, USA · Community Improvement & Capacity Building · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  21. Balls Mills Soccer Club Ltd

    EIN 232984592 · Headquarters: WILLIAMSPORT, PA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Beautiful Village

    EIN 232873505 · Headquarters: WILLIAMSPORT, PA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Becht Community Center C/o Faxon-kenmar United Meth Church

    EIN 261739701 · Headquarters: WILLIAMSPORT, PA, US · Human Services · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  24. Bibledays Ministries

    EIN 270391531 · Headquarters: WILLIAMSPORT, PA, US · Religion Related · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  25. Billtown Brewers Guild

    EIN 813021307 · Headquarters: Williamsport, PA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Billtown Junior Football and Cheer

    EIN 814694751 · Headquarters: Williamsport, PA, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  27. Black Powder Camp

    EIN 232916595 · Headquarters: WILLIAMSPORT, PA, US · Recreation & Sports · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  28. Blue Star Mothers of America Inc

    EIN 472910116 · Headquarters: Williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  29. Boy Mom Marathon

    EIN 881001416 · Headquarters: Williamsport, PA, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Boy Scouts of America Susquehanna Council Inc #533

    EIN 240795397 · Headquarters: WILLIAMSPORT, PA, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Brook Hollow Hunting Club Inc

    EIN 251620357 · Headquarters: Williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Callie Cares

    EIN 822940682 · Headquarters: Williamsport, PA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Calvary Baptist Church

    EIN 231689819 · Headquarters: WILLIAMSPORT, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-T

  34. Campbell St Family Youth & Community Assn

    EIN 233029255 · Headquarters: WILLIAMSPORT, PA, USA · Community Improvement & Capacity Building · Latest available filing year: 2009 · Primary form: IRS Form 990-EZ

  35. Catholic Daughters of America 532 Ct Our Lady of Victory

    EIN 237453504 · Headquarters: williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  36. Center for Independent Living of North Central Pennsylvania

    EIN 232926556 · Headquarters: WILLIAMSPORT, PA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Central Area Fire Chiefs Association Inc

    EIN 232511628 · Headquarters: Williamsport, PA, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Central Pennsylvania Chapter of the Federal Bar Association

    EIN 232701928 · Headquarters: Williamsport, PA, US · Crime & Legal Related · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  39. Central Pennsylvania Submarine Memorial Foundation

    EIN 874111971 · Headquarters: Williamsport, PA, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. Chi Phi Fraternity Inc

    EIN 264156565 · Headquarters: Williamsport, PA, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  41. Child Evangelism Fellowship Inc Lycoming Chapter

    EIN 231673763 · Headquarters: WILLIAMSPORT, PA, USA · Youth Development · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  42. Christian Houghtaling Foundation

    EIN 852996403 · Headquarters: Williamsport, PA, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Claire Aldona Gallagher Trust for the Arts

    EIN 251826395 · Headquarters: WILLIAMSPORT, PA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  44. Clover Leaf

    EIN 450538253 · Headquarters: Williamsport, PA, US · Youth Development · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  45. Cochran Pto

    EIN 832225793 · Headquarters: Williamsport, PA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Collomsville Mutual Water Works Inc

    EIN 232966395 · Headquarters: Williamsport, PA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Combat Veterans Motorcycle Association Pennsylvania 22-1

    EIN 263494825 · Headquarters: Williamsport, PA, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Commemorative Order of St Thomas of Acon

    EIN 473021085 · Headquarters: Williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  49. Commemorative Order of St Thomas of Acon USA

    EIN 352560433 · Headquarters: Williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Communication Workers of America

    EIN 240724982 · Headquarters: WILLIAMSPORT, PA, US · Employment · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  51. Community Action Realty Inc

    EIN 232657924 · Headquarters: WILLIAMSPORT, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Community Alliance for Progressive Positive Action Inc

    EIN 830404170 · Headquarters: WILLIAMSPORT, PA, USA · Youth Development · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  53. Community Connection

    EIN 822381987 · Headquarters: WILLIAMSPORT, PA, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Community Theatre League Inc

    EIN 232358507 · Headquarters: Williamsport, PA, USA · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990

  55. Consolidated Sportsmen of Lycoming County

    EIN 232181750 · Headquarters: WILLIAMSPORT, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  56. Cottage Ministries Inc

    EIN 825499953 · Headquarters: Williamsport, PA, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  57. Crystal Spring Rod and Gun Club

    EIN 810872303 · Headquarters: WILLIAMSPORT, PA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  58. Curtin Middle School Pto

    EIN 900517353 · Headquarters: WILLIAMSPORT, PA, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  59. Curtin Pto

    EIN 463286354 · Headquarters: Williamsport, PA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Deep Green Journey

    EIN 365045324 · Headquarters: Williamsport, PA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Disability Empowerment Center

    EIN 202740932 · Headquarters: WILLIAMSPORT, PA, USA · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990

  62. Disability Ministry Network Inc

    EIN 452375141 · Headquarters: Williamsport, PA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  63. Disabled American Veterans

    EIN 311129009 · Headquarters: Williamsport, PA, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Disciples on Fire Reigniting the Church

    EIN 882557757 · Headquarters: Williamsport, PA, US · Religion Related · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  65. Doers Not Viewers

    EIN 921653424 · Headquarters: WILLIAMSPORT, PA, US · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Donald & Bernice Durgin Flegal Char Fdn

    EIN 311578320 · Headquarters: WILLIAMSPORT, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  67. Doulos-servants of the King Inc

    EIN 232642325 · Headquarters: williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  68. Duboistown Fire Department

    EIN 232558710 · Headquarters: WILLIAMSPORT, PA, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Dwell - Lycoming County

    EIN 832470625 · Headquarters: WILLIAMSPORT, PA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Economic and Community Growth Corporation of Lycoming County

    EIN 463480562 · Headquarters: WILLIAMSPORT, PA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Edgewood Cemetery 890008

    EIN 246019193 · Headquarters: WILLIAMSPORT, PA, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  72. Eldercare Solutions Inc

    EIN 233018057 · Headquarters: WILLIAMSPORT, PA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Ellies Heart Foundation

    EIN 461441459 · Headquarters: Williamsport, PA, US · Medical Research · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Elm Park Softball Association

    EIN 990917826 · Headquarters: Williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Enchanted Sight Foundation for Personal Identiy Research and Development

    EIN 334316607 · Headquarters: WILLIAMSPORT, PA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Family Promise of Lycoming County Inc

    EIN 263239003 · Headquarters: WILLIAMSPORT, PA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Favors Forward Foundation

    EIN 270922772 · Headquarters: WILLIAMSPORT, PA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  78. Fcfpa Properties Inc

    EIN 203734185 · Headquarters: WILLIAMSPORT, PA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Firetree Ltd

    EIN 232628605 · Headquarters: WILLIAMSPORT, PA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2021 · Primary form: IRS Form 990

  80. Firetree Place

    EIN 472631668 · Headquarters: Williamsport, PA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. First Community Foundation Partnership of Pennsylvania

    EIN 246013117 · Headquarters: WILLIAMSPORT, PA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990

  82. Florence Crittenton Services of Williamsport Pa Inc

    EIN 240797022 · Headquarters: WILLIAMSPORT, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  83. For the Love of Animals Sanctuary Inc

    EIN 454172595 · Headquarters: WILLIAMSPORT, PA, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  84. Foundation of the Williamsport Lycoming Chamber

    EIN 232610934 · Headquarters: WILLIAMSPORT, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Fraternal Order of Eagles

    EIN 237593364 · Headquarters: Williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  86. Fraternal Order of Eagles 970

    EIN 237163933 · Headquarters: WILLIAMSPORT, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Fraternal Order of Police

    EIN 236288112 · Headquarters: Williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Friends of Renacer

    EIN 260295954 · Headquarters: WILLIAMSPORT, PA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  89. Friends of the James V Brown Library

    EIN 232610030 · Headquarters: WILLIAMSPORT, PA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  90. Friends of the Loyalsock Fire Company Foundation

    EIN 333359435 · Headquarters: WILLIAMSPORT, PA, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Friends of Wildwood Cemetery - Pa

    EIN 334449241 · Headquarters: Williamsport, PA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Gamma Pi Chapter of the Alpha Sigma Tau Sorority

    EIN 383791819 · Headquarters: Williamsport, PA, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  93. Garden Club Federation of Pennsylvania

    EIN 820568214 · Headquarters: Williamsport, PA, US · Environment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  94. Garrett Cochran Post 1 Amer Legion

    EIN 240549225 · Headquarters: WILLIAMSPORT, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Gesang Verein Harmonia

    EIN 240588985 · Headquarters: WILLIAMSPORT, PA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. Girls on the Run of Greater Susquehanna Valley

    EIN 464149210 · Headquarters: Williamsport, PA, USA · Education · Latest available filing year: 2017 · Primary form: IRS Form 990

  97. Greater Lycoming Habitat for Humanity Inc

    EIN 232586879 · Headquarters: WILLIAMSPORT, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Greater Susquehanna Valley Nurse Practitioners

    EIN 834562492 · Headquarters: Williamsport, PA, US · Health Care · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  99. Ground Floor 2-0 Inc

    EIN 810727609 · Headquarters: Williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Habitat for Humanity International Inc

    EIN 232834184 · Headquarters: Williamsport, PA, US · Housing & Shelter · Latest available filing year: 2012 · Primary form: IRS Form 990-N

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