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. United Steelworkers

    EIN 231614024 · Headquarters: Lititz, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  2. United Steelworkers

    EIN 231645773 · Headquarters: Minersville, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. United Steelworkers

    EIN 231662127 · Headquarters: Lansdale, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. United Steelworkers

    EIN 232029227 · Headquarters: Conyngham, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  5. United Steelworkers

    EIN 232066081 · Headquarters: HAZLETON, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  6. United Steelworkers

    EIN 232465006 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  7. United Steelworkers

    EIN 232715343 · Headquarters: QUARRYVILLE, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. United Steelworkers

    EIN 233033289 · Headquarters: Gwynedd, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  9. United Steelworkers

    EIN 236283547 · Headquarters: Biglerville, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. United Steelworkers

    EIN 236296049 · Headquarters: Hazelton, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. United Steelworkers

    EIN 236296152 · Headquarters: DRUMS, PA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  12. United Steelworkers

    EIN 236296384 · Headquarters: Delaware Water Gap, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. United Steelworkers

    EIN 236297775 · Headquarters: SPRING GROVE, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. United Steelworkers

    EIN 236409775 · Headquarters: Marion Heights, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. United Steelworkers

    EIN 236420061 · Headquarters: Shenandoah, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. United Steelworkers

    EIN 236420062 · Headquarters: Tamaqua, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. United Steelworkers

    EIN 236420553 · Headquarters: Lebanon, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. United Steelworkers

    EIN 236420557 · Headquarters: Bechtelsvilee, PA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  19. United Steelworkers

    EIN 236420558 · Headquarters: Schutlkill, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. United Steelworkers

    EIN 236463512 · Headquarters: Beaver Meadows, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. United Steelworkers

    EIN 237002377 · Headquarters: Mountville, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. United Steelworkers

    EIN 237036964 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. United Steelworkers

    EIN 237075817 · Headquarters: Altoona, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  24. United Steelworkers

    EIN 237090983 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  25. United Steelworkers

    EIN 237156887 · Headquarters: Montrose, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. United Steelworkers

    EIN 237230676 · Headquarters: Hermitage, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. United Steelworkers

    EIN 237244170 · Headquarters: Monongahela, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  28. United Steelworkers

    EIN 237248093 · Headquarters: Brookville, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. United Steelworkers

    EIN 237309922 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. United Steelworkers

    EIN 237321018 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. United Steelworkers

    EIN 237325760 · Headquarters: Mount Carmel, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. United Steelworkers

    EIN 237332113 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. United Steelworkers

    EIN 237390862 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. United Steelworkers

    EIN 240774607 · Headquarters: Berwick, PA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  35. United Steelworkers

    EIN 240784438 · Headquarters: Milton, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. United Steelworkers

    EIN 240834201 · Headquarters: Bloomsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. United Steelworkers

    EIN 250568430 · Headquarters: Tarentum, PA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  38. United Steelworkers

    EIN 250568435 · Headquarters: Edinboro, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. United Steelworkers

    EIN 250818080 · Headquarters: Pittsburgh, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. United Steelworkers

    EIN 250818091 · Headquarters: Midland, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. United Steelworkers

    EIN 250850966 · Headquarters: Jeannette, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. United Steelworkers

    EIN 250902967 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. United Steelworkers

    EIN 250933485 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. United Steelworkers

    EIN 250952438 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. United Steelworkers

    EIN 251035862 · Headquarters: Farrell, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  46. United Steelworkers

    EIN 251052982 · Headquarters: Beaver Falls, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. United Steelworkers

    EIN 251059383 · Headquarters: TURTLEPOINT, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. United Steelworkers

    EIN 251070120 · Headquarters: Harrisville, PA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  49. United Steelworkers

    EIN 251089119 · Headquarters: Saegertown, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  50. United Steelworkers

    EIN 251090303 · Headquarters: Sharpsville, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. United Steelworkers

    EIN 251182400 · Headquarters: North Versailles, PA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  52. United Steelworkers

    EIN 251190545 · Headquarters: Lebanon, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. United Steelworkers

    EIN 251212541 · Headquarters: Russell, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. United Steelworkers

    EIN 251213806 · Headquarters: McDonald, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  55. United Steelworkers

    EIN 251271586 · Headquarters: Beaver, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. United Steelworkers

    EIN 251876588 · Headquarters: Norristown, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  57. United Steelworkers

    EIN 256059449 · Headquarters: Venango, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. United Steelworkers

    EIN 256062892 · Headquarters: Washington, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. United Steelworkers

    EIN 256062913 · Headquarters: MEDIA, PA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  60. United Steelworkers

    EIN 256063686 · Headquarters: Johnsonburg, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  61. United Steelworkers

    EIN 256063720 · Headquarters: Connellsville, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. United Steelworkers

    EIN 256064771 · Headquarters: Ellwood CIty, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. United Steelworkers

    EIN 256065279 · Headquarters: Port Allegany, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. United Steelworkers

    EIN 256065875 · Headquarters: North Versailles, PA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  65. United Steelworkers

    EIN 256065907 · Headquarters: Connellsville, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. United Steelworkers

    EIN 256066854 · Headquarters: Brockport, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. United Steelworkers

    EIN 256067237 · Headquarters: Greenville, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. United Steelworkers

    EIN 256067240 · Headquarters: MT PLEASANT, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  69. United Steelworkers

    EIN 256076702 · Headquarters: MARTINSBURG, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. United Steelworkers

    EIN 256086797 · Headquarters: Munhall, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. United Steelworkers

    EIN 256087467 · Headquarters: Berwick, PA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  72. United Steelworkers

    EIN 300966652 · Headquarters: Berwick, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  73. United Steelworkers

    EIN 311335896 · Headquarters: Mononghela, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. United Steelworkers

    EIN 340925088 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  75. United Steelworkers

    EIN 371351692 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  76. United Steelworkers

    EIN 381489376 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  77. United Steelworkers

    EIN 420623623 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  78. United Steelworkers

    EIN 426076353 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. United Steelworkers

    EIN 431980334 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  80. United Steelworkers

    EIN 475177353 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  81. United Steelworkers

    EIN 510235787 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. United Steelworkers

    EIN 526078408 · Headquarters: EASTON, PA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  83. United Steelworkers

    EIN 550571209 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. United Steelworkers

    EIN 566062989 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. United Steelworkers

    EIN 566095194 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. United Steelworkers

    EIN 580691957 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. United Steelworkers

    EIN 580948835 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. United Steelworkers

    EIN 587330379 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  89. United Steelworkers

    EIN 591400958 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  90. United Steelworkers

    EIN 591735449 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. United Steelworkers

    EIN 620450952 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  92. United Steelworkers

    EIN 620795844 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  93. United Steelworkers

    EIN 620855133 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. United Steelworkers

    EIN 621844703 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. United Steelworkers

    EIN 626047683 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  96. United Steelworkers

    EIN 630114137 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. United Steelworkers

    EIN 630703960 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  98. United Steelworkers

    EIN 640441803 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. United Steelworkers

    EIN 640559439 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. United Steelworkers

    EIN 716060101 · Headquarters: PITTSBURGH, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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