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. South Williamsport Area Mummers Inc

    EIN 473110184 · Headquarters: Williamsport, PA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. South Williamsport Christians Helping Honduras

    EIN 990584318 · Headquarters: WILLIAMSPORT, PA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. South Williamsport Educational Support Personnel Assoc Psea Nea

    EIN 651240166 · Headquarters: Williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. South Williamsport Elementary Pto

    EIN 271745783 · Headquarters: Williamsport, PA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Special Kids Training Resources Limited

    EIN 510533563 · Headquarters: Williamsport, PA, US · Human Services · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  6. Spectrum Alliance of Williamsport

    EIN 811182038 · Headquarters: Williamsport, PA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  7. STEP, Inc.

    EIN 231668784 · Headquarters: Williamsport, PA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Sunny-side Hunting Club

    EIN 236397006 · Headquarters: Williamsport, PA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Susquehanna Guardians-advisors Inc C/o James Malee

    EIN 260172077 · Headquarters: WILLIAMSPORT, PA, USA · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  10. Susquehanna Legal Aid for Adults and Youth

    EIN 850567603 · Headquarters: Williamsport, PA, USA · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  11. Susquehanna Shirati Hospice and Palliative Care Partnership

    EIN 932068909 · Headquarters: Williamsport, PA, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Susquehanna Valley Chapter of Pennsylvanians for Human Life Inc

    EIN 232793123 · Headquarters: Williamsport, PA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Susquehanna Valley Velo Club

    EIN 233055962 · Headquarters: Williamsport, PA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Sylvan Dell Water Assn Inc

    EIN 232120104 · Headquarters: WILLIAMSPORT, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Taylor J Ertel Foster Children Foundation

    EIN 232709928 · Headquarters: Williamsport, PA, US · Human Services · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  16. Ten Point Hunting Lodge Inc

    EIN 236298250 · Headquarters: Williamsport, PA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. The Eckels Adoption Agency Inc

    EIN 232204117 · Headquarters: WILLIAMSPORT, PA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. The Junior League of Williamsport Inc

    EIN 246023281 · Headquarters: Williamsport, PA, US · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  19. The Korean War Veterans of Lycoming County Pennsylvania Inc

    EIN 232908277 · Headquarters: Williamsport, PA, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. The Meow House

    EIN 232812244 · Headquarters: Williamsport, PA, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. The Mott Cemetery Trust 890014

    EIN 886463250 · Headquarters: WILLIAMSPORT, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  22. THE PATERNOSTRO FAMILY FOUNDATION DBA The Paternostro Cancer Foundation

    EIN 461954510 · Headquarters: Williamsport, PA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  23. The Rieders Foundation

    EIN 232651994 · Headquarters: WILLIAMSPORT, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  24. The River Valley Regional Ymca

    EIN 240795698 · Headquarters: WILLIAMSPORT, PA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  25. The Silent No More Foundation

    EIN 822759268 · Headquarters: Williamsport, PA, US · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. The West Branch Drug & Alcohol Abuse Commission

    EIN 236616299 · Headquarters: WILLIAMSPORT, PA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. The Williamsport Home

    EIN 240795507 · Headquarters: WILLIAMSPORT, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Thrive International Programs Inc

    EIN 465290854 · Headquarters: Williamsport, PA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  29. Tiadaghton Quilt Guild

    EIN 232621653 · Headquarters: Williamsport, PA, US · Arts, Culture & Humanities · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  30. Tioga River Trust Fund 890009

    EIN 816229389 · Headquarters: WILLIAMSPORT, PA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990

  31. Transitional Living Centers Inc

    EIN 222764367 · Headquarters: WILLIAMSPORT, PA, USA · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Trout Run Antique Tractor Pullers Association Inc

    EIN 251898207 · Headquarters: Williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Under His Wing Ministries Inc

    EIN 232695381 · Headquarters: williamsport, PA, US · Religion Related · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  34. United Commercial Travelers of America

    EIN 237622164 · Headquarters: Williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  35. United Steelworkers Local Union 04907

    EIN 246020323 · Headquarters: Williamsport, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  36. Unity Collaborative Non-profit Corporation

    EIN 920520538 · Headquarters: Williamsport, PA, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Uptown Music Collective

    EIN 203851091 · Headquarters: WILLIAMSPORT, PA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Urban Works Youth Training Program

    EIN 455279769 · Headquarters: Williamsport, PA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. Veterans of Foreign Wars of the United States Aux Dept of Pa

    EIN 383823704 · Headquarters: Williamsport, PA, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Veterans of Foreign Wars of United

    EIN 240625683 · Headquarters: WILLIAMSPORT, PA, USA · Public & Societal Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-EZ

  41. Vivienne C Tallman Charitable Trust 200008

    EIN 266000055 · Headquarters: WILLIAMSPORT, PA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  42. Voiture Nationale La Societe Des 40 Hommes Et 8 Chevaux

    EIN 310924039 · Headquarters: WILLIAMSPORT, PA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  43. Wallis Run Rod & Gun Club

    EIN 562294455 · Headquarters: Williamsport, PA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. We Care Bd Inc

    EIN 843818246 · Headquarters: Williamsport, PA, US · Public & Societal Benefit · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  45. West Branch Human Resource Society

    EIN 232918186 · Headquarters: Williamsport, PA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. West Branch Motor Boat Association

    EIN 236298397 · Headquarters: WILLIAMSPORT, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. West Branch Pride

    EIN 921640155 · Headquarters: Williamsport, PA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. West Branch Scuba Team Inc

    EIN 232335614 · Headquarters: WILLIAMSPORT, PA, US · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  49. West Branch Susquehanna Builders Association

    EIN 231634137 · Headquarters: Williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. West Branch Travelers Club Inc

    EIN 232205369 · Headquarters: Williamsport, PA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  51. West Branch Valley Association of Realtors Inc

    EIN 232035135 · Headquarters: WILLIAMSPORT, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  52. West End Baseball Assoc

    EIN 232287232 · Headquarters: williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. West House Inc

    EIN 205367869 · Headquarters: WILLIAMSPORT, PA, USA · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990

  54. Wildlife of Autism Foundation

    EIN 824598572 · Headquarters: williamsport, PA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. Wildwood Cemetery Company

    EIN 240760520 · Headquarters: WILLIAMSPORT, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Williamsport and Lycoming County Crime Commission

    EIN 412237566 · Headquarters: WILLIAMSPORT, PA, US · Crime & Legal Related · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  57. Williamsport Area High School Band

    EIN 237406610 · Headquarters: WILLIAMSPORT, PA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  58. Williamsport Area School District Education Foundation

    EIN 352230335 · Headquarters: WILLIAMSPORT, PA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Williamsport Area Swim Club

    EIN 432106151 · Headquarters: Williamsport, PA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Williamsport Ballpark Inc

    EIN 843632985 · Headquarters: WILLIAMSPORT, PA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Williamsport Bicycle Recycle Inc

    EIN 331602592 · Headquarters: WILLIAMSPORT, PA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Williamsport Bills

    EIN 611810320 · Headquarters: WILLIAMSPORT, PA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  63. Williamsport Cemetery Co

    EIN 240772025 · Headquarters: Williamsport, PA, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Williamsport Chamber Choir & Orchestra

    EIN 352168418 · Headquarters: Williamsport, PA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Williamsport Chapter of the American Business Womens Associati

    EIN 232398786 · Headquarters: Williamsport, PA, US · Community Improvement & Capacity Building · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  66. Williamsport Citizen Corps Council

    EIN 262453347 · Headquarters: Williamsport, PA, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Williamsport City Jazz Orchestra

    EIN 452256151 · Headquarters: Williamsport, PA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Williamsport Civic Chorus

    EIN 232722506 · Headquarters: Williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Williamsport Community Concert Association

    EIN 232047264 · Headquarters: Williamsport, PA, USA · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  70. Williamsport Community Kitchen

    EIN 811545341 · Headquarters: WILLIAMSPORT, PA, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  71. Williamsport Conference and Cultural Center Inc

    EIN 261385574 · Headquarters: Williamsport, PA, US · Arts, Culture & Humanities · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  72. Williamsport Country Club

    EIN 240762290 · Headquarters: WILLIAMSPORT, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  73. Williamsport Downtown Business Association Inc

    EIN 270259569 · Headquarters: Williamsport, PA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Williamsport Education Association

    EIN 236289636 · Headquarters: Williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Williamsport Elderly Housing Tenant Association

    EIN 233010403 · Headquarters: Williamsport, PA, US · Housing & Shelter · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  76. Williamsport Federation of Jewish Charities

    EIN 900633925 · Headquarters: WILLIAMSPORT, PA, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Williamsport Hospital Auxiliary

    EIN 240800937 · Headquarters: WILLIAMSPORT, PA, US · Health Care · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  78. Williamsport Hospital Nurses Alumni Association

    EIN 237088921 · Headquarters: Williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Williamsport Independent Media Inc

    EIN 202673968 · Headquarters: Williamsport, PA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Williamsport Kiwanis Foundation

    EIN 236407437 · Headquarters: WILLIAMSPORT, PA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  81. Williamsport Lycoming Arts Council

    EIN 232014255 · Headquarters: WILLIAMSPORT, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Williamsport Rotary Charities Inc

    EIN 475479772 · Headquarters: Williamsport, PA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Williamsport Scottish Rite Foundation

    EIN 760804871 · Headquarters: WILLIAMSPORT, PA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  84. Williamsport Scottish Rite Hospitalers Fund

    EIN 934898202 · Headquarters: WILLIAMSPORT, PA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Williamsport Soap Box Derby

    EIN 270694446 · Headquarters: WILLIAMSPORT, PA, US · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  86. Williamsport Symphony Orchestra

    EIN 237318530 · Headquarters: WILLIAMSPORT, PA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Williamsport Vision Team

    EIN 815389708 · Headquarters: Williamsport, PA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Williamsport Wildcat Association

    EIN 474868048 · Headquarters: Williamsport, PA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Williamsport-lycoming Flags Across America

    EIN 233035247 · Headquarters: Williamsport, PA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  90. Williamsportlycoming Chamber of Commerce

    EIN 240762260 · Headquarters: WILLIAMSPORT, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. Yokefellowship Prison Ministry

    EIN 232644706 · Headquarters: Williamsport, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Young Men's Republican Club Inc

    EIN 240768280 · Headquarters: WILLIAMSPORT, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  93. Young Mens Democratic Club

    EIN 240768240 · Headquarters: WILLIAMSPORT, PA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  94. YWCA Northcentral PA

    EIN 240796439 · Headquarters: WILLIAMSPORT, PA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

First page and all pages