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. Air Force Sergeants Association

    EIN 521247409 · Headquarters: NAS Fort Worth JRB, TX, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  2. Air Force Sergeants Association

    EIN 521247415 · Headquarters: Peterson AFB, CO, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  3. Air Force Sergeants Association

    EIN 521247424 · Headquarters: Davis Monthan AFB, AZ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Air Force Sergeants Association

    EIN 521247432 · Headquarters: MALMSTROM AFB, MT, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  5. Air Force Sergeants Association

    EIN 521247562 · Headquarters: MacDill AFB, FL, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  6. Air Force Sergeants Association

    EIN 521247574 · Headquarters: Temple Hills, MD, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  7. Air Force Sergeants Association

    EIN 521247649 · Headquarters: Patrick AFB, FL, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  8. Air Force Sergeants Association

    EIN 521247650 · Headquarters: Port Saint Lucie, FL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  9. Air Force Sergeants Association

    EIN 521247656 · Headquarters: SUSSEX, WI, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  10. Air Force Sergeants Association

    EIN 521247660 · Headquarters: Eglin AFB, FL, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  11. Air Force Sergeants Association

    EIN 841486941 · Headquarters: Schriever AFB, CO, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  12. Air Force Sergeants Association

    EIN 900392103 · Headquarters: Rapid City, SD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Air Force Sergeants Association

    EIN 911772576 · Headquarters: Mars Hill, NC, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  14. Air Force Sergeants Association

    EIN 911772626 · Headquarters: Suitland, MD, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  15. Air Force Sergeants Association

    EIN 911772733 · Headquarters: Whiteman AFB, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Air Force Sergeants Association

    EIN 911772797 · Headquarters: Dallas, TX, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  17. Air Force Sergeants Association

    EIN 980043814 · Headquarters: Yigo, GU, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  18. Air Force Sergeants Association 0171 Chapter

    EIN 521247025 · Headquarters: Valley Stream, NY, USA · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  19. Air Force Sergeants Association Inc

    EIN 520743333 · Headquarters: SUITLAND, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Air Force Sergeants Association Inc (Group)

    EIN 237364999 · Headquarters: SUITLAND, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Air Heritage Aviation Museum

    EIN 251435020 · Headquarters: Chippewa Township, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  22. Air Land Transport Inc Health Trust

    EIN 920133284 · Headquarters: ANCHORAGE, AK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Air Line Pilots Association

    EIN 521131735 · Headquarters: McLean, VA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  24. Air Line Pilots Association International Pilot Welfare Benefit Plan

    EIN 541775762 · Headquarters: MCLEAN, VA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  25. Air Line Pilots Association International Retirement Medical Veba Trust

    EIN 541587464 · Headquarters: MCLEAN, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Air Line Pilots Association, International

    EIN 360710830 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Air Liquide America Foundation Inc

    EIN 760366343 · Headquarters: HOUSTON, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  28. Air Medical Consumer Protections Alliance

    EIN 872889710 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Air Movement and Control Association International Inc

    EIN 380864400 · Headquarters: ARLINGTON HEIGHTS, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Air Pollution Control Association Northeast Atlantic International

    EIN 042742205 · Headquarters: SHREWSBURY, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Air Products Foundation

    EIN 232130928 · Headquarters: ALLENTOWN, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  32. Air Response Foundation

    EIN 300853780 · Headquarters: Herriman, UT, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  33. Air Sailing Inc

    EIN 237098705 · Headquarters: Cupertino, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. Air Soil Water

    EIN 464440688 · Headquarters: Glen Spey, NY, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  35. Air Spacers Inc

    EIN 952599720 · Headquarters: SANTA MONICA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Air Squadron Shrine Club

    EIN 237321365 · Headquarters: ROCKFORD, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Air Traffic Control Association Inc

    EIN 520744700 · Headquarters: ALEXANDRIA, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Air Transport Arm of Christ

    EIN 751864262 · Headquarters: Joshua, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. Air Transportation Research International Forum Inc

    EIN 462414048 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  40. Air Unversity Varsity Basketball Booster Club

    EIN 271131627 · Headquarters: Montgomery, AL, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  41. Air Victory Eaa Chapter 1348 Inc

    EIN 753025108 · Headquarters: Lumberton, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Air Weather Association

    EIN 680126706 · Headquarters: CLIFTON, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Air-waves Community

    EIN 414222699 · Headquarters: DOYLESTOWN, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Airase Academy

    EIN 463723907 · Headquarters: Wichita Falls, TX, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  45. Airbenders Booster Club

    EIN 843184970 · Headquarters: Owasso, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  46. Airborn Inc Health Plan

    EIN 746310420 · Headquarters: Georgetown, TX, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  47. Aircat Fund Club

    EIN 811659536 · Headquarters: Bozeman, MT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Aircheck Radio

    EIN 992245030 · Headquarters: PRESTON, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Airchive

    EIN 371042835 · Headquarters: Springfield, IL, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  50. Aircraft Builders Council Inc

    EIN 133453493 · Headquarters: MINNEAPOLIS, MN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Aircraft Electronics Association

    EIN 431621707 · Headquarters: LEES SUMMIT, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Aircraft Maintenance Technician Association

    EIN 460487018 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Aircraft Mechanics Fraternal Assc L14

    EIN 911939777 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  54. Aircraft Mechanics Fraternal Assc L18

    EIN 870687950 · Headquarters: Deer Park, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  55. Aircraft Mechanics Fraternal Assn L11

    EIN 260061070 · Headquarters: Dallas, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  56. Aircraft Mechanics Fraternal Assn L32

    EIN 900085397 · Headquarters: Tempe, AZ, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  57. Aircraft Operations Center Employees Association

    EIN 593211660 · Headquarters: Lakeland, FL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Aircraft Owners & Pilots Club

    EIN 431289377 · Headquarters: Scott City, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Aircraft Owners and Pilots Association

    EIN 520636210 · Headquarters: Frederick, Maryland, United States · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Airedale Rescue of Metropolitan New York Inc

    EIN 933253800 · Headquarters: Scarsdale, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Airedale Terrier Club of Illinois

    EIN 262376999 · Headquarters: Leland, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Airedale Terrier Club of New England

    EIN 042657963 · Headquarters: Duxbury, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. Airforwarders Association

    EIN 330451093 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Airgunners of Arizona

    EIN 852238323 · Headquarters: Mesa, AZ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Airheads Beemer Club Inc

    EIN 330689040 · Headquarters: Hollis, NH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  66. Airline Atv Riders

    EIN 421708658 · Headquarters: EDDINGTON, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Airline Group of the International Federation of Operational Research

    EIN 510177001 · Headquarters: PEARLAND, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  68. Airline Lions Club Home Inc

    EIN 237291646 · Headquarters: LULING, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Airliner Social Club

    EIN 262390452 · Headquarters: Dallas, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  70. Airlines Committee of Hawaii Inc

    EIN 990261236 · Headquarters: HONOLULU, HI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Airlines for America

    EIN 522113962 · Headquarters: Washington, DC, United States · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Airman Leadership

    EIN 465343327 · Headquarters: Tinker AFB, OK, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  73. Airmasters Model Airplane Club Inc

    EIN 510586952 · Headquarters: Leesburg, GA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  74. Airmasters Radio Control Club Inc

    EIN 650412854 · Headquarters: Sebastian, FL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Airmen Against Drunk Driving

    EIN 412273909 · Headquarters: San Angelo, TX, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  76. Airmen Against Drunk Driving

    EIN 452459878 · Headquarters: Mountain Home AFB, ID, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  77. Airmen Backpacking Society

    EIN 275472903 · Headquarters: Eielson AFB, AK, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  78. Airport & Channel Corporation

    EIN 742285794 · Headquarters: San Antonio, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  79. Airport Acres Greenspace Group

    EIN 834152213 · Headquarters: BLACKSBURG, VA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  80. Airport Community Foundation Inc

    EIN 331522353 · Headquarters: JAMAICA, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Airport Concerned Citizens Assoc

    EIN 475299847 · Headquarters: GEORGETOWN, TX, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  82. Airport Concessions & Inflight Local 23

    EIN 271113899 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Airport Consultants Council

    EIN 521133516 · Headquarters: Alexandria, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Airport Golf Club

    EIN 810290851 · Headquarters: WOLF POINT, MT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Airport Golf Club Inc

    EIN 830163548 · Headquarters: CHEYENNE, WY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Airport Ground Transportation Assn Dba Agta

    EIN 581817578 · Headquarters: POWELL, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  87. Airport Group Intl Veba

    EIN 956982176 · Headquarters: ORLANDO, FL, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  88. Airport High School Band Booster Cl Ub

    EIN 570992480 · Headquarters: West Columbia, SC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Airport Law Enforcement Agencies Network

    EIN 752355775 · Headquarters: IRVING, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Airport Minority Advisory Council Corporation

    EIN 621398266 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. Airport National Public Womens Golf League

    EIN 452279780 · Headquarters: CEDAR RAPIDS, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Airport Road Condominium Association

    EIN 527300520 · Headquarters: NEWTOWN SQUARE, PA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  93. Airport Shuttle Drivers Association Bwi

    EIN 460841878 · Headquarters: Baltimore, MD, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  94. Airport West Block 3 Sub-association Inc

    EIN 810656653 · Headquarters: Hailey, ID, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Airport West Lot 1 Block 2 Sub-association Inc

    EIN 550885448 · Headquarters: Hailey, ID, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Airport West Lot 3 Block 2 Sub- Association Inc

    EIN 470926642 · Headquarters: Hailey, ID, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Airport West Lot 7 Block 4 Sub Association Inc

    EIN 050632977 · Headquarters: Hailey, ID, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Airport Working Group of Orange County

    EIN 330008208 · Headquarters: NEWPORT BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  99. Airpusher Collective

    EIN 921678199 · Headquarters: OAKLAND, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Airstrip Homeowners Association Inc

    EIN 582142567 · Headquarters: Eatonton, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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