Nonprofits in Buffalo, New York

Nonprofits in Buffalo, New York. Browse 3,319 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. Alpha Rho Chi Senenmut Alumni Association Incorporated

    EIN 461970360 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  2. Alpha Sigma Phi Fraternity Inc

    EIN 831418281 · Headquarters: Buffalo, NY, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Alstead Gen 3

    EIN 136074607 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  4. Alstead High School Alstead Nh

    EIN 136074605 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  5. Alstead Town of Churches

    EIN 136074606 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  6. Alstead Town of Gen 1

    EIN 136053146 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  7. Alstead Town of Gen 2

    EIN 136074608 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  8. Alstead Town Vilas Pool

    EIN 136074609 · Headquarters: BUFFALO, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990

  9. Alt Hosp Ta Alt Hosp Mem Library

    EIN 236268201 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  10. Alumni Assoc Univ of Buffalo School of Medicine & Biomedical Sciences

    EIN 161443660 · Headquarters: Buffalo, NY, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  11. Alumni Association of Buffalo General Hosp School of Nursing

    EIN 237068869 · Headquarters: Buffalo, NY, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Alumni Association of New York Institute of Massage Inc

    EIN 161557883 · Headquarters: Buffalo, NY, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Alumni Authentics Inc

    EIN 392701240 · Headquarters: BUFFALO, NY, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Amanda Hansen Foundation

    EIN 272826162 · Headquarters: BUFFALO, NY, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  15. Amateur Athletic Foundation Inc

    EIN 824032092 · Headquarters: buffalo, NY, US · Youth Development · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  16. Amazing Women S Shelter Inc

    EIN 882083985 · Headquarters: BUFFALO, NY, USA · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  17. Amberson Union Cemetery Trust

    EIN 256165505 · Headquarters: BUFFALO, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Amer Fed State Cty & Muni Empl Afl-cio Buffalo District Council #35

    EIN 510141172 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. American Association of Birth Centers

    EIN 472493879 · Headquarters: Buffalo, NY, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. American Chemical Society

    EIN 166040423 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  21. American Crystallographic Association Inc

    EIN 226075182 · Headquarters: BUFFALO, NY, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. American Federation of Government Employees

    EIN 161054468 · Headquarters: buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. American Federation of Government Employees

    EIN 161254801 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. American Federation of Government Employees

    EIN 237457190 · Headquarters: Buffalo, NY, US · Housing & Shelter · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  25. American Federation of Government Employees Local 2724

    EIN 166100254 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  26. American Federation of Labor & Congress of Industrial Orgs D/b/a Buffalo Clc

    EIN 160836552 · Headquarters: BUFFALO, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. American Federation of Labor & Congress of Industrial Orgs D/b/a Cat Clc

    EIN 166089777 · Headquarters: BUFFALO, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. American Federation of Labor & Congress of Industrial Orgs D/b/a Dunkirk Clc

    EIN 166053121 · Headquarters: BUFFALO, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. American Federation of Labor & Congress of Industrial Orgs D/b/a Jamestown Clc

    EIN 166050977 · Headquarters: BUFFALO, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. American Federation of Labor & Congress of Industrial Orgs D/b/a Niagara Clc

    EIN 166070630 · Headquarters: BUFFALO, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. American Federation of Musicians of Us & Canada

    EIN 160563340 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  32. American Federation of State County & Municipal Employees Afl-cio No 264

    EIN 160768030 · Headquarters: BUFFALO, NY, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. American Federation of State County Local & Municipal Employees Local 650

    EIN 166101354 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. American Federation of Teachers

    EIN 161124064 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. American Federation of Teachers

    EIN 161189916 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. American Federation of Teachers

    EIN 161311872 · Headquarters: BUFFALO, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. American Federation of Teachers

    EIN 320266299 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  38. American Federation of Teachers

    EIN 320455917 · Headquarters: BUFFALO, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. American Federation of Teachers

    EIN 383819689 · Headquarters: Buffalo, NY, US · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  40. American Federation of Teachers

    EIN 461123667 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  41. American Federation of Teachers

    EIN 800314862 · Headquarters: Buffalo, NY, US · Education · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  42. American Federation of Teachers 781 9 Buffalo Educational Support Team

    EIN 161341588 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. American Friends of Canadian Nature Inc

    EIN 201685767 · Headquarters: BUFFALO, NY, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. American Friends of the National Ballet of Canada Inc

    EIN 463400443 · Headquarters: BUFFALO, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  45. American Inns of Court Foundation

    EIN 352214437 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. American Institute of Architectural Students

    EIN 161400491 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  47. American Iris Society

    EIN 010651061 · Headquarters: Buffalo, NY, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. American Legion

    EIN 161375208 · Headquarters: BUFFALO, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. American Legion

    EIN 166094014 · Headquarters: Buffalo, NY, US · Public & Societal Benefit · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  50. American Legion 1041 Niag Frontier

    EIN 160863637 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  51. American Legion 1449 Thomas E Tehan

    EIN 160849819 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  52. American Legion Auxiliary

    EIN 161363487 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. American Legion Auxiliary

    EIN 166047738 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. American Legion Auxiliary

    EIN 222570474 · Headquarters: Buffalo, NY, US · Public & Societal Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  55. American Legion Auxiliary

    EIN 262538935 · Headquarters: Buffalo, NY, US · Public & Societal Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  56. American Legion Auxiliary

    EIN 611556300 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. American Legion Auxiliary

    EIN 900422394 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. American Legion Auxiliary

    EIN 934188781 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. American Legion Erie County Committee

    EIN 160331270 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  60. American Legion Post 1477 Matthew Glab

    EIN 166094062 · Headquarters: Buffalo, NY, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. American Postal Workers Union

    EIN 161008248 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  62. American Psychiatric Association Auxiliary

    EIN 943034185 · Headquarters: Buffalo, NY, US · Mental Health & Crisis Intervention · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  63. American Repertory Theater of Western New York Inc

    EIN 208429321 · Headquarters: Buffalo, NY, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. American Shelter Inc

    EIN 223177650 · Headquarters: BUFFALO, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. American Society of Media Photographers Inc

    EIN 161458793 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  66. American Spinal Research Org Inc

    EIN 351981439 · Headquarters: BUFFALO, NY, USA · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. American Statistical Association

    EIN 237128584 · Headquarters: Buffalo, NY, US · Science & Technology · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  68. American Youth Football Inc

    EIN 824701473 · Headquarters: Buffalo, NY, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Amherst Chamber Ensembles Inc

    EIN 161483610 · Headquarters: Buffalo, NY, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Amherst Soccer Association Inc

    EIN 222300465 · Headquarters: Buffalo, NY, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990

  71. Amity Associates of Buffalo

    EIN 222291530 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Amor and Heritage Dance Company Inc

    EIN 932044111 · Headquarters: Buffalo, NY, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. Amvets

    EIN 237185049 · Headquarters: BUFFALO, NY, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  74. Amvets

    EIN 237335823 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  75. Amvets

    EIN 364725222 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. Amvets

    EIN 800411242 · Headquarters: Buffalo, NY, US · Public & Societal Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  77. Amvets Hank Nowak Post 45

    EIN 166050853 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Amvets New York State Service Foundation Inc

    EIN 111961055 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  79. Amvets United Post #72 Inc

    EIN 237303590 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  80. Anaconda American Brass Employees Consolidated Fund

    EIN 166050771 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  81. Analytical Psychology Society

    EIN 510200272 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  82. Ancient Mystical Order of Rosae Crucis

    EIN 166031767 · Headquarters: Buffalo, NY, US · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  83. Ancient Order of Hibernians in America

    EIN 542096165 · Headquarters: Buffalo, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Anderson Sports Foundation Inc

    EIN 423334959 · Headquarters: BUFFALO, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Angle Educational Tw (Priv Fdn)

    EIN 256365680 · Headquarters: BUFFALO, NY, USA · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-PF

  86. Angle Foundation of New York Inc

    EIN 814755939 · Headquarters: BUFFALO, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  87. Animal Adventures of Western New York Inc

    EIN 471652275 · Headquarters: BUFFALO, NY, USA · Animal Related · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  88. Anna C Bohorad Trust B

    EIN 236627730 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  89. Anna F Doell Tw the Anna F Doell Memorial

    EIN 256536714 · Headquarters: BUFFALO, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  90. Anna M Rohrer Tw

    EIN 236845426 · Headquarters: BUFFALO, NY, USA · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  91. Anna Verna Howe Tr Uw

    EIN 256399803 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  92. Anne Mccormick Tw

    EIN 236471389 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  93. Anne Mccormick Tw (Charitable Purposes)

    EIN 236508184 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  94. Annie Ober Tr Uw Bochurch

    EIN 046036513 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  95. Annie Ober Tr Uw-ymca

    EIN 046036514 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  96. Annual Glaucoma Symposium Trust

    EIN 166498793 · Headquarters: BUFFALO, NY, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  97. Annunciation Philoptochos Buffalo 7035 Inc

    EIN 822103835 · Headquarters: BUFFALO, NY, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Antarctic Circle Inc

    EIN 852869784 · Headquarters: BUFFALO, NY, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Anthony Marro Memorial Tuw

    EIN 036056812 · Headquarters: BUFFALO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  100. Anwara Fund Inc

    EIN 811304998 · Headquarters: Buffalo, NY, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2015 · Primary form: IRS Form 990-N

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