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. Oakbrook Fire Co Death Benefit Assoc

    EIN 232910796 · Headquarters: READING, PA, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  2. Oakbrook Fire Co Relief Assoc

    EIN 230926355 · Headquarters: READING, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Oakfield Recreation Club Inc

    EIN 611743023 · Headquarters: EDINBORO, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Oakland Cemetery Association

    EIN 250698890 · Headquarters: INDIANA, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  5. Oakland Service Ministries

    EIN 251558854 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Oaklands Cemetery

    EIN 230926500 · Headquarters: WEST CHESTER, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Oakmont Country Club

    EIN 250699130 · Headquarters: OAKMONT, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Oakmont South Ardmore Civic Association

    EIN 262452862 · Headquarters: Havertown, PA, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  9. Oakmont Tennis Club

    EIN 231575873 · Headquarters: Allentown, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  10. Oakmont Vfd & Relief Association

    EIN 251287755 · Headquarters: OAKMONT, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  11. Oaks Elementary School Pta

    EIN 232925277 · Headquarters: OAKS, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  12. Oakside Community Park Trust Fund

    EIN 456177155 · Headquarters: GETTYSBURG, PA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  13. Oakwood Cemetery Association

    EIN 250699190 · Headquarters: SHARON, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Oakwood Centre Condominium Inc

    EIN 993151069 · Headquarters: STATE COLLEGE, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  15. Oasis Ministries For Spiritual Development Inc

    EIN 251590422 · Headquarters: DILLSBURG, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Oasis Recovery Center of Western PA

    EIN 251616917 · Headquarters: Pittsburgh, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  17. Oberkotter Foundation

    EIN 232686151 · Headquarters: PHILADELPHIA, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  18. Obik Inc

    EIN 923223054 · Headquarters: Philadelphia, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  19. Observatory Hill Inc

    EIN 251474261 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  20. Obstetrics & Gynecology Fund

    EIN 237116158 · Headquarters: NEWTOWN SQUARE, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  21. Oceana Ball Trust

    EIN 256056799 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Ocklokonee Tribe 212 C/o Shawn Mcgrory

    EIN 237530576 · Headquarters: OXFORD, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  23. Ocular Microbiology & Immunology Gr

    EIN 760308863 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  24. Odd Fellows & Rebekahs Association of Western Pennsylvania

    EIN 253890720 · Headquarters: HOPWOOD, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Odd Fellows & Rebekahs Housing Inc

    EIN 251362757 · Headquarters: GROVE CITY, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Odd Fellows Building Association

    EIN 251432153 · Headquarters: FALLS CREEK, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  27. Odd Fellows Cemetary Co

    EIN 240619640 · Headquarters: DANVILLE, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  28. Odd Fellows Cemetery Association

    EIN 240619690 · Headquarters: SHAMOKIN, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Odd Fellows Cemetery Company of Philadelphia

    EIN 230722495 · Headquarters: ROCKLEDGE, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  30. Odd Fellows Home of Western Pa

    EIN 250981533 · Headquarters: MEADVILLE, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Odontological Society of Western Pa Dental Society of Western Pa

    EIN 250700260 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Office and Professional Employees International Union

    EIN 236437978 · Headquarters: Levittown, PA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  33. Office and Professional Employees International Union

    EIN 250846191 · Headquarters: FREDERICKTOWN, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  34. Office for Community Developement

    EIN 030524513 · Headquarters: NORTH WALES, PA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  35. Officer David M Petzold Memorial Foundation

    EIN 208677855 · Headquarters: CENTER VALLEY, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  36. Official Liverpool Supporters Club - Philadelphia

    EIN 831429442 · Headquarters: Philadelphia, PA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  37. Ogontz Avenue Revitalization Corp

    EIN 222483318 · Headquarters: PHILADELPHIA, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Oheb Zedeck Synagogue Center

    EIN 231370515 · Headquarters: Pottsville, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Ohio State University Alumni Association Inc

    EIN 232672953 · Headquarters: Elkins Park, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Ohio State University Alumni Association Inc

    EIN 251739284 · Headquarters: Palmyra, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Ohio Township Volunteer Fire Company of Allegheny County

    EIN 251633728 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Ohio Valley Lines Inc

    EIN 251487483 · Headquarters: Ambridge, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Oil City Area Ea

    EIN 263816322 · Headquarters: Oil City, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Oil City Area Educational Support Personnel Association

    EIN 251704286 · Headquarters: Oil City, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Oil City Area Meals-on-wheels Inc

    EIN 251286512 · Headquarters: SENECA, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Oil City Boat Club

    EIN 800669678 · Headquarters: Oil City, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Oil City Chapter 605 Women of the Moose

    EIN 251420144 · Headquarters: OIL CITY, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Oil City Council 385 of the Knights of Columbus

    EIN 237142555 · Headquarters: Oil City, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Oil City Lodge No 78 Loyal Order

    EIN 250628920 · Headquarters: Oil City, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Oil Creek 100 Trail Runs

    EIN 264260657 · Headquarters: TITUSVILLE, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  51. Oil Region Aviators Llc

    EIN 831551435 · Headquarters: TITUSVILLE, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Okinawa Karate Academy of Harrisburg

    EIN 264334628 · Headquarters: Harrisburg, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Okome Rod & Gun Club

    EIN 232747735 · Headquarters: Conestoga, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Olah B Longacre

    EIN 236396256 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990

  55. Old Allentown Preservation Association Inc

    EIN 232038418 · Headquarters: ALLENTOWN, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  56. Old Bedford Village Inc

    EIN 251336799 · Headquarters: BEDFORD, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Old Caln Historical Society

    EIN 222483798 · Headquarters: Thorndale, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Old City Civic Association

    EIN 232176305 · Headquarters: Philadelphia, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  59. Old Colony Sportsmens Association

    EIN 231886300 · Headquarters: Ligonier, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Old Columbia Public Ground Co

    EIN 236267020 · Headquarters: Columbia, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Old Dry Road Farm Inc

    EIN 232030952 · Headquarters: Wernersville, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Old Elizabeth Mutual Fire Insurance Co

    EIN 250701480 · Headquarters: WEST ALEXANDER, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  63. Old Forge Cemetery Association

    EIN 240678805 · Headquarters: TAYLOR, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  64. Old Forge Community Action Committee

    EIN 202828417 · Headquarters: TAYLOR, PA, USA · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  65. Old Forge Hose & Engine Company

    EIN 232164844 · Headquarters: OLD FORGE, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  66. Old Goschenhoppen Cemetery Association

    EIN 232195704 · Headquarters: Woxall, PA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  67. Old Line Museum

    EIN 232460583 · Headquarters: DELTA, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Old Log Trail Camp

    EIN 237211676 · Headquarters: Lititz, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  69. Old Mennonite Cemetery Association of Landisville

    EIN 236394222 · Headquarters: Lancaster, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Old Mt Zion Cemetery Assn

    EIN 236416046 · Headquarters: Wapwallopen, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Old Petersburg Addison Historical Society

    EIN 251637241 · Headquarters: ADDISON, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Old Saltsburg Cemetery Restoration

    EIN 474861374 · Headquarters: Spring Church, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Old Union Cemetery of Stonechurch

    EIN 900645738 · Headquarters: Bangor, PA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  74. Old York Road Country Club

    EIN 230930120 · Headquarters: SPRING HOUSE, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Old York Road Dog Training Club

    EIN 232681807 · Headquarters: Warminster, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. Old York Road Historical Society

    EIN 237433124 · Headquarters: JENKINTOWN, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Old York Road Symphony Society

    EIN 232201141 · Headquarters: Wyncote, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Olde Fort Mifflin Historical Society Inc

    EIN 222440246 · Headquarters: Philadelphia, PA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  79. Olean High Sch Sackett Scholarship

    EIN 166031983 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  80. Oley Fire Company

    EIN 236291188 · Headquarters: OLEY, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Oley Valley Education Association

    EIN 900419612 · Headquarters: Oley, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. Oley Valley Heritage Association

    EIN 232294134 · Headquarters: Oley, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. Oley Valley Post Home Association

    EIN 231488861 · Headquarters: Oley, PA, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  84. Oley Valley Youth League Inc

    EIN 232124697 · Headquarters: OLEY, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Olga & Dorothea Dessin Society for the Prevention of Cruelty to Animals

    EIN 246021279 · Headquarters: HONESDALE, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Olga Schiefer Charitable Trust

    EIN 383078080 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  87. Olive Branch Cemetery Association

    EIN 251183513 · Headquarters: Rostraver Township, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Olive Cemetery Association

    EIN 251322954 · Headquarters: Punxsutawney, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Olive Masonic Building Association

    EIN 251710994 · Headquarters: Tionesta, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Olive R Haney

    EIN 236511740 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-PF

  91. Oliver Charles B Tr Uwill

    EIN 046092378 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  92. Oliver E for Ally Herc 3

    EIN 256018898 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  93. Oliver Miller Homestead Associates

    EIN 251684449 · Headquarters: South Park, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Oliver Reeder Herman Memorial Trust

    EIN 237899364 · Headquarters: TROUT RUN, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  95. Oliver Township Volunteer Fire Company

    EIN 251515583 · Headquarters: COOLSPRING, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  96. Olivia S Washington Schools of Liberia

    EIN 472782704 · Headquarters: Trainer, PA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  97. Ollie Truitt Atkins

    EIN 516172764 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  98. Olmsted Manor

    EIN 251673723 · Headquarters: LUDLOW, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  99. Olney High School Alumni Association

    EIN 236463347 · Headquarters: Cheltenham, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Olympic Athletic Club

    EIN 250702517 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

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