Unknown & Unclassified nonprofits

Unknown & Unclassified nonprofits. Browse 557,756 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 310553926 · Headquarters: Milford, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. United Steelworkers

    EIN 310564536 · Headquarters: cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. United Steelworkers

    EIN 310622153 · Headquarters: Middletown, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. United Steelworkers

    EIN 310669917 · Headquarters: Piqua, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. United Steelworkers

    EIN 310717135 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  6. United Steelworkers

    EIN 310723792 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. United Steelworkers

    EIN 310738531 · Headquarters: Middletown, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. United Steelworkers

    EIN 310743993 · Headquarters: Point Pleasant, WV, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. United Steelworkers

    EIN 310747273 · Headquarters: Mount Vernon, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. United Steelworkers

    EIN 310785883 · Headquarters: Baltimore, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. United Steelworkers

    EIN 310913355 · Headquarters: DAYTON, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. United Steelworkers

    EIN 310914670 · Headquarters: Miamisburg, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. United Steelworkers

    EIN 310920348 · Headquarters: Petersburg, WV, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. United Steelworkers

    EIN 310942838 · Headquarters: RIPLEY, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. United Steelworkers

    EIN 311059974 · Headquarters: GAFFNEY, SC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. United Steelworkers

    EIN 311059975 · Headquarters: Pelham, AL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. United Steelworkers

    EIN 311334174 · Headquarters: Hebron, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. United Steelworkers

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

  19. United Steelworkers

    EIN 311366444 · Headquarters: Newell, WV, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. United Steelworkers

    EIN 311390119 · Headquarters: Jonesboro, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. United Steelworkers

    EIN 314180995 · Headquarters: Crooksville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. United Steelworkers

    EIN 314181000 · Headquarters: Thornville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. United Steelworkers

    EIN 314181008 · Headquarters: Sugar Grove, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. United Steelworkers

    EIN 314316576 · Headquarters: Marion, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. United Steelworkers

    EIN 314329691 · Headquarters: NEW LEXINGTON, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. United Steelworkers

    EIN 314354028 · Headquarters: COLUMBUS, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. United Steelworkers

    EIN 314370457 · Headquarters: Jackson, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. United Steelworkers

    EIN 314374703 · Headquarters: New Lexington, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. United Steelworkers

    EIN 314391516 · Headquarters: LANCASTER, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. United Steelworkers

    EIN 316036712 · Headquarters: Beavercreek, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. United Steelworkers

    EIN 316037691 · Headquarters: New Richmond, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. United Steelworkers

    EIN 316038034 · Headquarters: Zanesville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. United Steelworkers

    EIN 316046407 · Headquarters: Maineville, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  34. United Steelworkers

    EIN 316049270 · Headquarters: Zanesville, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  35. United Steelworkers

    EIN 316049274 · Headquarters: Zanesville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. United Steelworkers

    EIN 316049292 · Headquarters: Buckeye Lake, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. United Steelworkers

    EIN 316049372 · Headquarters: Burlington, KY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. United Steelworkers

    EIN 316049983 · Headquarters: Lancaster, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  39. United Steelworkers

    EIN 316050316 · Headquarters: Newark, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. United Steelworkers

    EIN 316050776 · Headquarters: Eaton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. United Steelworkers

    EIN 316051726 · Headquarters: Carey, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. United Steelworkers

    EIN 316056335 · Headquarters: Middletown, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  43. United Steelworkers

    EIN 316062731 · Headquarters: Xenia, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. United Steelworkers

    EIN 316065572 · Headquarters: Zanesville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. United Steelworkers

    EIN 316077249 · Headquarters: Circleville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. United Steelworkers

    EIN 316077268 · Headquarters: DRESDEN, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. United Steelworkers

    EIN 316077321 · Headquarters: Newark, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  48. United Steelworkers

    EIN 316079808 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. United Steelworkers

    EIN 316083628 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. United Steelworkers

    EIN 316086029 · Headquarters: Morehead, KY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. United Steelworkers

    EIN 316400017 · Headquarters: Lancaster, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. United Steelworkers

    EIN 340062604 · Headquarters: Canton, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  53. United Steelworkers

    EIN 340554030 · Headquarters: Lorain, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  54. United Steelworkers

    EIN 340554049 · Headquarters: Salem, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. United Steelworkers

    EIN 340554050 · Headquarters: Struthers, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. United Steelworkers

    EIN 340554066 · Headquarters: Canton, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. United Steelworkers

    EIN 340585617 · Headquarters: WARREN, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. United Steelworkers

    EIN 340664339 · Headquarters: Salem, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. United Steelworkers

    EIN 340694761 · Headquarters: Austintown, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. United Steelworkers

    EIN 340714841 · Headquarters: Warrensville Hts, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  61. United Steelworkers

    EIN 340786558 · Headquarters: STROTHERS, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. United Steelworkers

    EIN 340809622 · Headquarters: New Philadelphia, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. United Steelworkers

    EIN 340814696 · Headquarters: Fairview Park, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  64. United Steelworkers

    EIN 340822284 · Headquarters: NAVARRE, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. United Steelworkers

    EIN 340834340 · Headquarters: CANFIELD, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. United Steelworkers

    EIN 340858590 · Headquarters: Mogadore, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. United Steelworkers

    EIN 340890817 · Headquarters: RAVENNA, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. United Steelworkers

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

  69. United Steelworkers

    EIN 340960089 · Headquarters: Newcomerstown, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. United Steelworkers

    EIN 341051344 · Headquarters: Bellefontaine, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. United Steelworkers

    EIN 341255327 · Headquarters: Bowloing Green, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. United Steelworkers

    EIN 341301025 · Headquarters: East Liverpool, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  73. United Steelworkers

    EIN 341304435 · Headquarters: Painesville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. United Steelworkers

    EIN 341357648 · Headquarters: West Lafayette, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. United Steelworkers

    EIN 341501093 · Headquarters: Lacarne, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  76. United Steelworkers

    EIN 341545458 · Headquarters: MANSFIELD, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. United Steelworkers

    EIN 341763216 · Headquarters: WOOSTER, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  78. United Steelworkers

    EIN 341995844 · Headquarters: Greenfield, IN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  79. United Steelworkers

    EIN 344419428 · Headquarters: Van Wert, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. United Steelworkers

    EIN 344443337 · Headquarters: Coldwater, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. United Steelworkers

    EIN 346555510 · Headquarters: Defiance, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. United Steelworkers

    EIN 346555708 · Headquarters: Convoy, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. United Steelworkers

    EIN 346556321 · Headquarters: Garfield Heights, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. United Steelworkers

    EIN 346557307 · Headquarters: NEW BREMEN, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. United Steelworkers

    EIN 346564584 · Headquarters: Chester, WV, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. United Steelworkers

    EIN 346570348 · Headquarters: Burbank, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. United Steelworkers

    EIN 346573651 · Headquarters: Martins Ferry, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  88. United Steelworkers

    EIN 346578170 · Headquarters: ASHLAND, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. United Steelworkers

    EIN 346582654 · Headquarters: Warrensville Heights, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  90. United Steelworkers

    EIN 346595425 · Headquarters: DRESDEN, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  91. United Steelworkers

    EIN 346595428 · Headquarters: Nelsonville, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  92. United Steelworkers

    EIN 346597215 · Headquarters: Coventry Twp, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. United Steelworkers

    EIN 346607876 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  94. United Steelworkers

    EIN 346608527 · Headquarters: Hubbard, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. United Steelworkers

    EIN 350142619 · Headquarters: Mishawaka, IN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  96. United Steelworkers

    EIN 350779189 · Headquarters: Linton, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. United Steelworkers

    EIN 350806418 · Headquarters: Gary, IN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  98. United Steelworkers

    EIN 350827322 · Headquarters: Whiting, IN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  99. United Steelworkers

    EIN 350858209 · Headquarters: Logansport, IN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  100. United Steelworkers

    EIN 350865713 · Headquarters: Osceola, IN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

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