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 Property Management Association

    EIN 943125350 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. National Property Management Association

    EIN 943125351 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. National Property Management Association

    EIN 943125352 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. National Property Management Association

    EIN 954332885 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. National Property Management Association Inc

    EIN 371777568 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  6. National Property Management Association Inc

    EIN 371780959 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. National Property Management Association Inc

    EIN 371826958 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. National Property Management Association Inc

    EIN 384013814 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. National Property Management Association Inc

    EIN 593825519 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. National Property Managment Association

    EIN 261412849 · Headquarters: Atlanta, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. National Protein and Food Distributors Association Inc

    EIN 470522868 · Headquarters: ATLANTA, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. National Provider Automation Group

    EIN 364008989 · Headquarters: Birmingham, AL, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  13. National Psoriasis Foundation

    EIN 930571472 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. National Psychological Assn for Psychoanalysis Inc

    EIN 135656340 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. National Public Employer Labor Relations Association

    EIN 237380090 · Headquarters: Vernon Hills, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. National Public Lands News

    EIN 204141151 · Headquarters: Inyokern, CA, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  17. National Public Records Research

    EIN 421274580 · Headquarters: RALEIGH, NC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  18. National Public Safety and Transportation Association

    EIN 842163306 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. National Publishers Representatives Association

    EIN 133569791 · Headquarters: NEW YORK, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. National Puzzlers' League C/o Katherine Hamill

    EIN 222186878 · Headquarters: Arlington, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  21. National Pygmy Goat Association

    EIN 042730363 · Headquarters: WEST UNION, SC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  22. National Racquetball Association of the Deaf

    EIN 043175229 · Headquarters: Nanuet, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. National Radio Astronomy Observatory Employees Recreation A

    EIN 550679446 · Headquarters: Green Bank, WV, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  24. National Radio Club Inc

    EIN 310938632 · Headquarters: Aurora, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. National Railroad Foundation & Museum

    EIN 050379079 · Headquarters: Newport, RI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. National Railroad Museum & Hall of Fame Inc

    EIN 561162643 · Headquarters: Hamlet, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. National Railroad Museum Inc

    EIN 396031429 · Headquarters: GREEN BAY, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  28. National Railway Historical Society

    EIN 860723532 · Headquarters: Paulden, AZ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. National Railway Historical Society Inc

    EIN 237053004 · Headquarters: MOORESTOWN, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. National Railway Historical Society Inc Conneaut Chapter

    EIN 237023415 · Headquarters: CONNEAUT, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. National Railway Historical Society Lancaster Chapter

    EIN 236427338 · Headquarters: CHRISTIANA, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. National Railway Historical Society Philadelphia Chapter Inc

    EIN 232040859 · Headquarters: JAMISON, PA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  33. National Railway Historical Society Potomac Chapter Inc

    EIN 237352861 · Headquarters: Kensington, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. National Railway Labor Conference

    EIN 362491193 · Headquarters: ARLINGTON, VA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  35. National Ramah Commission Inc

    EIN 136161110 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  36. National Ranger Memorial Foundation

    EIN 581984783 · Headquarters: COLUMBUS, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. National Raoa Llc

    EIN 334213976 · Headquarters: grayson, KY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. National Ready Mixed Concrete Association

    EIN 530116046 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. National Real Estate Tenants Association Inc

    EIN 223517500 · Headquarters: CARMEL, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. National Realty Club Inc

    EIN 132965880 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  41. National Rebel Class Association

    EIN 237269364 · Headquarters: Grant, MI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. National Recall Alert Center

    EIN 222020032 · Headquarters: MARLTON, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. National Refractory Industry Joint Committee

    EIN 521372799 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  44. National Register of Health Service Psychologists

    EIN 237407981 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. National Registry of Certified Chemists

    EIN 526078323 · Headquarters: WEST GROVE, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  46. National Registry of Environmental Professionals

    EIN 363638863 · Headquarters: GLENVIEW, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. National Registry of Rehabilitation Technology Suppliers Inc

    EIN 541648579 · Headquarters: LUBBOCK, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  48. National Rehabilitation Association

    EIN 530189032 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. National Rehabilitation Counseling Association

    EIN 520896125 · Headquarters: Athens, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. National Reined Cow Horse Association

    EIN 942248713 · Headquarters: Weatherford, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  51. National Remotivation Therapy Organization Inc

    EIN 223017926 · Headquarters: Demotte, IN, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  52. National Renderers Association Inc

    EIN 362310420 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  53. National Renewable Energy Association

    EIN 061817623 · Headquarters: Hattiesburg, MS, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  54. National Repertory Orchestra Inc

    EIN 840566793 · Headquarters: BRECKENRIDGE, CO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. National Republican Indian Coalition

    EIN 823653223 · Headquarters: OKEMOS, MI, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  56. National Resident Matching Program

    EIN 362249886 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. National Restaurant Association

    EIN 361525480 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. National Retail Federation Inc

    EIN 135582627 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  59. National Retail Hobby Stores Association

    EIN 363806750 · Headquarters: MILFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  60. National Retriever Club Inc

    EIN 431209162 · Headquarters: Ennis, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  61. National Retriever Gundog Champions Hip Inc

    EIN 412781175 · Headquarters: Stewartsville, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. National Review Institute

    EIN 133649537 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. National Reyes Syndrome Foundation Inc

    EIN 510155006 · Headquarters: BRYAN, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  64. National Right to Life Committee Inc

    EIN 520986195 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  65. National Right to Life Conventions Inc

    EIN 521257773 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  66. National Right to Life Educational Foundation Inc

    EIN 731010913 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  67. National Risk Retention Association

    EIN 363533185 · Headquarters: ENCINO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. National Road Safety Foundation Inc

    EIN 136128274 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. National Roadside Vegetation Management Asociation

    EIN 222611199 · Headquarters: Bessemer, AL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  70. National Roof Deck Contractors

    EIN 366110238 · Headquarters: SAVANNAH, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  71. National Roofing Contractors Association

    EIN 362023984 · Headquarters: ITASCA, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. National Roofing Legal Resource Center

    EIN 363003098 · Headquarters: Rosemont, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  73. National Rural Carriers Association

    EIN 237235428 · Headquarters: OAKDALE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. National Rural Education Association

    EIN 237033384 · Headquarters: CHATTANOOGA, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. National Rural Education Association Foundation Inc

    EIN 742542096 · Headquarters: Jasper, IN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. National Rural Electric Cooperative Association

    EIN 530116145 · Headquarters: ARLINGTON, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. National Rural Electric Cooperative Association

    EIN 566208927 · Headquarters: ARLINGTON, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. National Rural Health Association

    EIN 010363873 · Headquarters: KANSAS CITY, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. National Rural Letter Carrier Association

    EIN 421391319 · Headquarters: Harlan, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. National Rural Letter Carrier Association

    EIN 621454244 · Headquarters: Knoxville, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. National Rural Letter Carriers

    EIN 237233931 · Headquarters: MILTONA, MN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. National Rural Letter Carriers

    EIN 237234623 · Headquarters: BASTROP, LA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. National Rural Letter Carriers

    EIN 990805134 · Headquarters: Hogansville, GA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  84. National Rural Letter Carriers Accociation

    EIN 621513332 · Headquarters: Knoxville, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. National Rural Letter Carriers Asociation

    EIN 237235487 · Headquarters: KANKAKEE, IL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. National Rural Letter Carriers Asso

    EIN 020500689 · Headquarters: NEWMARKET, NH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  87. National Rural Letter Carriers Asso Ciation

    EIN 372094911 · Headquarters: Knoxville, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. National Rural Letter Carriers Asso Ciation

    EIN 384268799 · Headquarters: Knoxville, TN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. National Rural Letter Carriers Assoc Missouri Rural Letter Carriers

    EIN 237233537 · Headquarters: SHELBYVILLE, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. National Rural Letter Carriers Assocation

    EIN 311763629 · Headquarters: Rushville, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. National Rural Letter Carriers Association

    EIN 030441080 · Headquarters: VILLAGE MILLS, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. National Rural Letter Carriers Association

    EIN 043669434 · Headquarters: MIDWAY, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. National Rural Letter Carriers Association

    EIN 061839641 · Headquarters: armagh, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. National Rural Letter Carriers Association

    EIN 141830797 · Headquarters: GERMANTOWN, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. National Rural Letter Carriers Association

    EIN 146089989 · Headquarters: TUXEDO PARK, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. National Rural Letter Carriers Association

    EIN 202497484 · Headquarters: CONVERSE, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. National Rural Letter Carriers Association

    EIN 202497630 · Headquarters: HEMPSTEAD, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. National Rural Letter Carriers Association

    EIN 202497774 · Headquarters: EL PASO, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. National Rural Letter Carriers Association

    EIN 202497878 · Headquarters: PALMHURST, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. National Rural Letter Carriers Association

    EIN 202498134 · Headquarters: WELLINGTON, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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