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. National Phlebotomy Association

    EIN 521241927 · Headquarters: LANDOVER, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. National Piano Foundation

    EIN 366129524 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  3. National Piano Manufacturers Association of America Inc

    EIN 366081202 · Headquarters: DALLAS, TX, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  4. National Pigeon Association Inc

    EIN 953016333 · Headquarters: Commerce, GA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  5. National Pike Gas Steam and Horse Association

    EIN 251411679 · Headquarters: Brownsville, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. National Plastering Industry Joint Apprenticeship Trust Fund

    EIN 520852330 · Headquarters: COLUMBIA, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. National Plott Hound Association Inc

    EIN 900588213 · Headquarters: Burnsville, NC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. National Poetry Series Inc

    EIN 132964957 · Headquarters: LAWRENCEVILLE, NJ, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  9. National Police Association Institute for Policy Studies Inc

    EIN 863094818 · Headquarters: Fishers, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. National Police Challenge Inc C/o Us Secret Servce Employee Rec Assoc

    EIN 743133168 · Headquarters: WEST CHESTER, PA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  11. National Policing Institute

    EIN 520906599 · Headquarters: ARLINGTON, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. National Pony Express Corporation

    EIN 942662963 · Headquarters: FRANKFORT, KS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. National Pork Industry Foundation

    EIN 421237875 · Headquarters: DES MOINES, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  14. National Pork Producers Council

    EIN 420796455 · Headquarters: DES MOINES, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. National Post Graduate Athletic Ass

    EIN 851086230 · Headquarters: Auburndale, FL, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  16. National Postal Mail Handelers Union Local 307

    EIN 382012610 · Headquarters: Detroit, MI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. National Postal Mail Handlers 324 of Laborers International Union

    EIN 731059830 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. National Postal Mail Handlers Liuna Local 316

    EIN 910908257 · Headquarters: SEATAC, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. National Postal Mail Handlers Local 314

    EIN 431013735 · Headquarters: Hazelwood, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  20. National Postal Mail Handlers Local 332

    EIN 870333529 · Headquarters: West Valley City, UT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. National Postal Mail Handlers Local Union No 327

    EIN 810340493 · Headquarters: BILLINGS, MT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  22. National Postal Mail Handlers Union

    EIN 340702551 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. National Postal Mail Handlers Union

    EIN 570746333 · Headquarters: WEST COLUMBIA, SC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  24. National Postal Mail Handlers Union

    EIN 630661786 · Headquarters: BIRMINGHAM, AL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  25. National Postal Mail Handlers Union 297

    EIN 431297802 · Headquarters: Kansas City, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. National Postal Mail Handlers Union 311

    EIN 751424450 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. National Postal Mail Handlers Union Div of Liuna Afl-cio Local 300

    EIN 132761192 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. National Postal Mail Handlers Union Local 302 Division of Liuna Afl-cio

    EIN 942215856 · Headquarters: FAIRFIELD, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. National Postal Mail Handlers Union Local 310

    EIN 581177419 · Headquarters: Atlanta, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. National Postal Mail Handlers Union Local 312

    EIN 720746866 · Headquarters: BATON ROUGE, LA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. National Postal Mail Handlers Union Local 322

    EIN 251266438 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  32. National Postal Mail Handlers Union Local 329

    EIN 621043355 · Headquarters: Memphis, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. National Postal Mail Handlers Union Local 333

    EIN 421205308 · Headquarters: WEST DES MOINES, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. National Postal Mail Handlers Union Local No 303

    EIN 237261979 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. National Postal Mailhandlers Union 330

    EIN 510158656 · Headquarters: BOISE, ID, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  36. National Postal Mailhandlers Union Local 320

    EIN 860309455 · Headquarters: Phoenix, AZ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. National Postal Professional Nurses

    EIN 942760694 · Headquarters: SUNNYVALE, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  38. National Postsecondary Agricultural Student Organization

    EIN 222342951 · Headquarters: ST LOUIS PARK, MN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. National Potato Council

    EIN 530216598 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. National Potomac Yacht Club

    EIN 546050883 · Headquarters: Arlington, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. National Precast Concrete Association Inc

    EIN 351879729 · Headquarters: CARMEL, IN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  42. National Precinct Alliance

    EIN 272324971 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  43. National Preservation Institute

    EIN 621247166 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. National Press Photographers Association Inc

    EIN 840504295 · Headquarters: ATHENS, GA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  45. National Press Photographers Association Mercer University Chap

    EIN 475096821 · Headquarters: Macon, GA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  46. National Printing Ink Research Institute Inc

    EIN 136123721 · Headquarters: ROCKFORD, IL, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  47. National Prison Hospice Association

    EIN 841179957 · Headquarters: Hatfield, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  48. National Prisoners Information Network Center

    EIN 821313661 · Headquarters: Detroit, MI, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  49. National Private Educators and Affiliates Association

    EIN 330428701 · Headquarters: Mission Viejo, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  50. National Private Truck Council

    EIN 541426196 · Headquarters: ARLINGTON, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. National Pro-life Alliance Inc

    EIN 541727583 · Headquarters: SPRINGFIELD, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. National Pro-life Congress

    EIN 465315100 · Headquarters: Alpharetta, GA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  53. National Procurement Institute Inc

    EIN 741618309 · Headquarters: NEW BRAUNFELS, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  54. National Production Workers Union

    EIN 363034387 · Headquarters: DOWNERS GROVE, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. National Professional Anglers Association

    EIN 311528557 · Headquarters: Bay City, MI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. National Propane Gas Association

    EIN 362087363 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. National Property Management Association

    EIN 208928508 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. National Property Management Association

    EIN 352042074 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. National Property Management Association

    EIN 371777472 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  60. National Property Management Association

    EIN 582436470 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. National Property Management Association

    EIN 582436472 · Headquarters: ATLANTA, GA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  62. National Property Management Association

    EIN 582522353 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. National Property Management Association

    EIN 582546316 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. National Property Management Association

    EIN 640907609 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. National Property Management Association

    EIN 742569765 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. National Property Management Association

    EIN 742569768 · Headquarters: ATLANTA, GA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  67. National Property Management Association

    EIN 742569774 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. National Property Management Association

    EIN 742569776 · Headquarters: ATLANTA, GA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  69. National Property Management Association

    EIN 742569778 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. National Property Management Association

    EIN 742569786 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. National Property Management Association

    EIN 742569791 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. National Property Management Association

    EIN 742569794 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. National Property Management Association

    EIN 742569797 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. National Property Management Association

    EIN 742569798 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  75. National Property Management Association

    EIN 742569802 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. National Property Management Association

    EIN 742569813 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. National Property Management Association

    EIN 742569820 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. National Property Management Association

    EIN 742569821 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. National Property Management Association

    EIN 742569822 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. National Property Management Association

    EIN 742569833 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  81. National Property Management Association

    EIN 742569872 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. National Property Management Association

    EIN 742569875 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. National Property Management Association

    EIN 742569879 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. National Property Management Association

    EIN 742569880 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. National Property Management Association

    EIN 742569881 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. National Property Management Association

    EIN 742569888 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. National Property Management Association

    EIN 742569895 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. National Property Management Association

    EIN 742569896 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. National Property Management Association

    EIN 742571358 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. National Property Management Association

    EIN 742571360 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. National Property Management Association

    EIN 742571363 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. National Property Management Association

    EIN 742571364 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. National Property Management Association

    EIN 752328456 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. National Property Management Association

    EIN 753198934 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. National Property Management Association

    EIN 760308167 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. National Property Management Association

    EIN 841461203 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  97. National Property Management Association

    EIN 850258978 · Headquarters: Atlanta, GA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  98. National Property Management Association

    EIN 911751755 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. National Property Management Association

    EIN 911751759 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  100. National Property Management Association

    EIN 911751767 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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