Unknown & Unclassified nonprofits in Pennsylvania

Unknown & Unclassified nonprofits in Pennsylvania. Browse 26,979 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. Mary F Sneidman Trus Uw 8020 Co Fcbt 008020

    EIN 237678307 · Headquarters: BLOOMSBURG, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  2. Mary Felt Episcopal Church Trust

    EIN 256112790 · Headquarters: HERMITAGE, PA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  3. Mary Fuller Frazier Memorial School Community Library

    EIN 256012285 · Headquarters: PERRYOPOLIS, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  4. Mary G Dart

    EIN 226018850 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  5. Mary Grace Anderson Decd Trust B

    EIN 256161157 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  6. Mary H Bailey Char Tr Fd-char Tr

    EIN 236793326 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  7. Mary H Bailey Ed Tr Fd-char Tr

    EIN 236793317 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  8. Mary H Rapp Charitable Tuw

    EIN 316054229 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  9. Mary Hain Tuw for Annville Church 47F083019

    EIN 256326996 · Headquarters: LANCASTER, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  10. Mary J Donnelly Foundation

    EIN 256037469 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  11. Mary J Drexel Home

    EIN 230536370 · Headquarters: BALA CYNWYD, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Mary J Gibson

    EIN 256020268 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  13. Mary Jane Berger Memorial Foundatio

    EIN 251721275 · Headquarters: BRIDGEVILLE, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  14. Mary K Zaremba & Randall a Thorne Charitable

    EIN 256611042 · Headquarters: SCRANTON, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  15. Mary L C Biddle Foundation

    EIN 236205851 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  16. Mary L Jackson

    EIN 256022699 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  17. Mary M W Miller Charitable Trust

    EIN 216011265 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  18. Mary Meuser Memorial Library

    EIN 240861567 · Headquarters: Easton, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  19. Mary Miller Dance Company Inc

    EIN 251507055 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  20. Mary Morton Testamentary Tr Fbo Char

    EIN 256019581 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  21. Mary Phillips Perpetual Trust

    EIN 246021664 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  22. Mary S Ziegler Scholarship Trust in Memory

    EIN 386886785 · Headquarters: SOUDERTON, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  23. Mary T Savage Charitable Trust

    EIN 346511450 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  24. Mary Z L Higgins

    EIN 526026249 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  25. Mary-d Fire Co Inc

    EIN 236283577 · Headquarters: MARY D, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  26. Maryland Council of Supervisors of Mathematics

    EIN 473444906 · Headquarters: Glen Rock, PA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  27. Maryland Veterinary Foundation Inc

    EIN 521299768 · Headquarters: Hershey, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Marysville Lions Club

    EIN 236266978 · Headquarters: Marysville, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Marysville-Rye Library Association

    EIN 237229529 · Headquarters: Marysville, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  30. Marywood - Margaret Ruddy Dougherty

    EIN 236761420 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-PF

  31. Masel Family Charitable Trust

    EIN 237452541 · Headquarters: HUNTINGDON VALLEY, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  32. Maskenohza Rod & Gun Club

    EIN 231288525 · Headquarters: ALLENTOWN, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Maskline Clark for Mariners Home

    EIN 236205875 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  34. Masks 4 Medical Heroes Inc

    EIN 851031187 · Headquarters: Lancaster, PA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  35. Mason Dixon Bass Anglers

    EIN 880955314 · Headquarters: Orrtanna, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Mason Dixon Cover Dog Club

    EIN 271012417 · Headquarters: Addison, PA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  37. Mason Dixon Pa-c Wing D Riders

    EIN 922444622 · Headquarters: SAINT THOMAS, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Mason Dixon Reef Club

    EIN 352538520 · Headquarters: Temple, PA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  39. Mason M for Ally Gen Hosp 17

    EIN 256018604 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  40. Mason M for Chatham College

    EIN 256018833 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  41. Mason Martha Annuity Mf

    EIN 256020715 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  42. Mason Martha Decd Mutual Funds

    EIN 256021122 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  43. Mason Martha Fbo Wpahs Mutual

    EIN 256020717 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  44. Mason Martha Lockhart

    EIN 256018595 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  45. Mason-dixon Business Association

    EIN 232768010 · Headquarters: DELTA, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Mason-dixon Chapter Bca

    EIN 264161133 · Headquarters: Chambersburg, PA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  47. Mason-dixon Community Services

    EIN 232333727 · Headquarters: DELTA, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Mason-dixon German Shorthaired Pointer Club Inc

    EIN 237362677 · Headquarters: Stewartstown, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Mason-dixon Public Library

    EIN 232321504 · Headquarters: STEWARTSTOWN, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Masonic Ancients of Pennsylvania

    EIN 236431314 · Headquarters: Levittown, PA, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  51. Masonic Association of West Chester Pennsylvania

    EIN 232731631 · Headquarters: WEST CHESTER, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  52. Masonic Bldg Corportion

    EIN 236298713 · Headquarters: EASTON, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  53. Masonic Building Association of Enon Valley Pennsylvania

    EIN 251684750 · Headquarters: New Brighton, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Masonic Center of Lancaster County

    EIN 237182642 · Headquarters: LANCASTER, PA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  55. Masonic Center of York Inc

    EIN 231744062 · Headquarters: York, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  56. Masonic Centre North

    EIN 251713244 · Headquarters: WEXFORD, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Masonic Hall Assn of Oakdale

    EIN 237287774 · Headquarters: Oakdale, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Masonic Hall Assoc of Pleasant Hills

    EIN 251649238 · Headquarters: Castle Shannon, PA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  59. Masonic Hall Association of Lehighton Pennsylvania

    EIN 237357850 · Headquarters: Lehighton, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Masonic Hall Association of Mechanicsburg

    EIN 251663819 · Headquarters: Mechanicsburg, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Masonic Hall Association of Pen Argyl

    EIN 240783033 · Headquarters: PEN ARGYL, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  62. Masonic Hall Association of Plum Borough Pennsylvania

    EIN 251152497 · Headquarters: Plum, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Masonic Hall Association of Selinsgrove

    EIN 232731636 · Headquarters: Port Trevorton, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Masonic Hall Association of Towanda

    EIN 240654975 · Headquarters: TOWANDA, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  65. Masonic Hall Association of West Mifflin

    EIN 250643225 · Headquarters: FDravosburg, PA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  66. Masonic Holding Association of Greenville Pa

    EIN 251116743 · Headquarters: Greenville, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Masonic Home Elizabethtwn Uw Jrk Jr

    EIN 236224615 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  68. Masonic Motorcycle Club Chapter 19 Inc

    EIN 472186722 · Headquarters: milton, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Masonic Order of Athelstan

    EIN 333434179 · Headquarters: HOLLIDAYSBURG, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Masonic Temple Assn of Charleroi Pa Inc

    EIN 256074847 · Headquarters: monongahela, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  71. Masonic Temple Association

    EIN 232708732 · Headquarters: State College, PA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  72. Masonic Temple Association

    EIN 250643267 · Headquarters: Bradford, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Masonic Temple Association

    EIN 250643270 · Headquarters: ERIE, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Masonic Temple Association

    EIN 250643275 · Headquarters: JOHNSTOWN, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Masonic Temple Association of Allentown Pa

    EIN 230846840 · Headquarters: ALLENTOWN, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  76. Masonic Temple Association of Carlisle PA

    EIN 232168615 · Headquarters: Carlisle, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  77. Masonic Temple Association of Hazleton Penna

    EIN 240654990 · Headquarters: Hazleton, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  78. Masonic Temple Association of Hollidaysburg Pennsylvania

    EIN 251289533 · Headquarters: Hollidaysburg, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Masonic Temple Association of Huntingdon Pennsylvania

    EIN 231531655 · Headquarters: Huntington, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Masonic Temple Association of Jersey Shore Pennsylvania

    EIN 232738398 · Headquarters: Jersey Shore, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Masonic Temple Association of Lock Haven Pennsylvania

    EIN 240065500 · Headquarters: Lock Haven, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Masonic Temple Association of Wilke

    EIN 240655010 · Headquarters: Wilkes Barre, PA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  83. Masonic Temple Preservation Association

    EIN 251412354 · Headquarters: Washington, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Masonic Village Elizabethtown Residents Association

    EIN 842106877 · Headquarters: ELIZABETHTOWN, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  85. Masonry Contractors Association of Central Pennsylvania

    EIN 236298714 · Headquarters: GETTYSBURG, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Masonry Contractors Association of Weste

    EIN 237067905 · Headquarters: BRIDGEVILLE, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Masontown Masonic Building Corporation

    EIN 251446639 · Headquarters: Masontown, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Massachusetts Mutual Life Insurance General Agents Association

    EIN 846036529 · Headquarters: HORSHAM, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  89. Massachusetts Osteopathic Society Inc

    EIN 046112338 · Headquarters: Philadelphia, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. Massey Charitable Trust

    EIN 237007897 · Headquarters: BRIDGEVILLE, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  91. Master Builders' Association of Western Pennsylvania Inc

    EIN 250643560 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Master Peace Inc

    EIN 232345240 · Headquarters: WEST CHESTER, PA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  93. Masters Association of Metal Finishers Inc

    EIN 116039878 · Headquarters: Newtown, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  94. Mastery Charter School John Wister Campus

    EIN 812713543 · Headquarters: PHILADELPHIA, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Mastery Charter School Pastorius - Richardson Elementary

    EIN 462846820 · Headquarters: PHILADELPHIA, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. Mat Assassins Inc

    EIN 851309922 · Headquarters: Avoca, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Matamoras Rod & Gun Club Inc

    EIN 452319279 · Headquarters: MATAMORAS, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  98. Maternity Care Coalition

    EIN 232200410 · Headquarters: Philadelphia, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Math Science and Technology Charter School - Neshaminy

    EIN 811475786 · Headquarters: PHILADELPHIA, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  100. Mathematical Optimization Society Inc

    EIN 232161580 · Headquarters: PHILADELPHIA, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

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