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. Southern Maryland Navy Alliance Inc

    EIN 521767643 · Headquarters: HOLLYWOOD, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Southern Maryland Quarter Horse Association

    EIN 521384777 · Headquarters: Nanjemoy, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Southern Maryland Recreational Fishing Organization

    EIN 824371629 · Headquarters: Tall Timbers, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Southern Maryland Sailing Association Inc

    EIN 521435822 · Headquarters: SOLOMONS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Southern Maryland Tri-County Community Action Committee Inc

    EIN 526066477 · Headquarters: Hughesville, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Southern Maryland Wolfe Pack Inc

    EIN 861477758 · Headquarters: MECHANICSVILLE, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  7. Southern Maryland Womens League Inc

    EIN 205281972 · Headquarters: Waldorf, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Southern Maryland Woodcarvers

    EIN 521972795 · Headquarters: La Plata, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Southern Maryland Youth Organization Inc

    EIN 521079538 · Headquarters: POMFRET, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Southern Massachusetts Sailing Assoc

    EIN 043384913 · Headquarters: W HYANNISPORT, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Southern Medical Association

    EIN 630196615 · Headquarters: BIRMINGHAM, AL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Southern Memorial Association of Washington County

    EIN 587055077 · Headquarters: FAYETTEVILLE, AR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Southern Methodist University PAD Prelaw Chapter

    EIN 943133015 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Southern Metroplex TX Chapter of The Links Incorporated

    EIN 883766871 · Headquarters: Red Oak, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Southern Mi Sportsmans Club

    EIN 382242618 · Headquarters: TEMPERANCE, MI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  16. Southern Mi Weimaraner Club

    EIN 333831665 · Headquarters: Augusta, MI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Southern Mich Birdge Assoc Unit 203 American Contact Bridge League Inc

    EIN 382767018 · Headquarters: MACOMB, MI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  18. Southern Michigan Bed and Breakfast Association

    EIN 812534682 · Headquarters: Jonesville, MI, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  19. Southern Michigan Gun Club

    EIN 386091139 · Headquarters: MATTAWAN, MI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  20. Southern Michigan Moose Legion 108

    EIN 237519855 · Headquarters: Charlotte, MI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Southern Michigan Regional Association

    EIN 383559687 · Headquarters: Adrian, MI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Southern Middle School

    EIN 562278706 · Headquarters: Aberdeen, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Southern Middle Tennessee Tennis Club

    EIN 061767281 · Headquarters: Franklin, TN, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  24. Southern Minnesota Chapter of Apics Inc

    EIN 411386101 · Headquarters: Rochester, MN, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  25. Southern Minnesota Hunting Retrieve R Association

    EIN 411898749 · Headquarters: Blooming Prairie, MN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Southern Minnesota Rail Shippers Corporation

    EIN 411376883 · Headquarters: Austin, MN, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  27. Southern Mississippi Planning and Development District

    EIN 640441554 · Headquarters: Gulfport, MS, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Southern Missouri Rush

    EIN 273135496 · Headquarters: NIXA, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  29. Southern Mn Area Assembly

    EIN 411725401 · Headquarters: MINNEAPOLIS, MN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  30. Southern Mn Draft Horse Assn

    EIN 465261318 · Headquarters: Montevideo, MN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Southern MN Soccer Referee Association

    EIN 223822765 · Headquarters: Byron, MN, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  32. Southern Monmouth Chambe of Commerce

    EIN 222398689 · Headquarters: WALL, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Southern Mono Historical Society Inc

    EIN 770053500 · Headquarters: MAMMOTH LAKES, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  34. Southern Montana Climbers Coalition

    EIN 922374084 · Headquarters: Red Lodge, MT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Southern Montana Sugarbeet Growers Association

    EIN 510185163 · Headquarters: Bridger, MT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  36. Southern Monterey County Memorial Hospital Foundation

    EIN 770357968 · Headquarters: KING CITY, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  37. Southern Monument Builders Association

    EIN 510228294 · Headquarters: HAMMOND, LA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  38. Southern Motor Carriers Labor Relations Association

    EIN 621114694 · Headquarters: Shawnee, KS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Southern Municipal Conference Inc

    EIN 591791837 · Headquarters: LEXINGTON, KY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  40. Southern Museum of Flight Fdn Inc

    EIN 636051240 · Headquarters: BIRMINGHAM, AL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. Southern Ne Athletics Inc

    EIN 262351620 · Headquarters: ROCKLAND, MA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  42. Southern Neighborhoods Network Inc

    EIN 621190942 · Headquarters: DECATUR, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Southern Neurosurgical Society Inc

    EIN 752128098 · Headquarters: Atlanta, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Southern Nevada Association of PRIDE Inc

    EIN 860845653 · Headquarters: Las Vegas, NV, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Southern Nevada Building Trades Union Non-profit Development Corp

    EIN 994086094 · Headquarters: Las Vegas, NV, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Southern Nevada Cavalier King Charles Spaniel Club Inc

    EIN 200036778 · Headquarters: Las Vegas, NV, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  47. Southern Nevada Chapter Neca

    EIN 880063601 · Headquarters: LAS VEGAS, NV, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Southern Nevada Chapter of International Personnel Mgmt Assn

    EIN 880383860 · Headquarters: Las Vegas, NV, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  49. Southern Nevada Cybersecurity Alliance Inc

    EIN 814453541 · Headquarters: Las Vegas, NV, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  50. Southern Nevada Dental Society

    EIN 880244494 · Headquarters: LAS VEGAS, NV, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Southern Nevada Estate Planning Council

    EIN 510188265 · Headquarters: LAS VEGAS, NV, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  52. Southern Nevada Flag Football Coaches Association

    EIN 472566651 · Headquarters: Henderson, NV, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  53. Southern Nevada Fleet Association Snfa

    EIN 352508486 · Headquarters: North Las Vegas, NV, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  54. Southern Nevada Gem and Mineral Society

    EIN 237007522 · Headquarters: Las Vegas, NV, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  55. Southern Nevada Golf Association

    EIN 880134324 · Headquarters: LAS VEGAS, NV, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Southern Nevada Golf Coaches Association

    EIN 464732063 · Headquarters: Las Vegas, NV, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Southern Nevada Handweavers & Spinners Guild Inc

    EIN 237038731 · Headquarters: Las Vegas, NV, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Southern Nevada Homebuilders Assn Inc

    EIN 886009902 · Headquarters: LAS VEGAS, NV, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Southern Nevada IBEW & NECA Labor Management Cooperation Committee

    EIN 886059061 · Headquarters: Las Vegas, NV, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Southern Nevada Laborers Local 872 Training Trust

    EIN 880276888 · Headquarters: LAS VEGAS, NV, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  61. Southern Nevada Musical Arts Society

    EIN 886005100 · Headquarters: LAS VEGAS, NV, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  62. Southern Nevada Officials Association

    EIN 237347254 · Headquarters: LAS VEGAS, NV, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. Southern Nevada Operating Engineers Contract Compliance Trust

    EIN 880269875 · Headquarters: Pasadena, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  64. Southern Nevada Operating Engineers Journeyman & Apprentice Training Trust

    EIN 880094927 · Headquarters: Pasadena, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  65. Southern Nevada Retired Teachers Association

    EIN 510620478 · Headquarters: Las Vegas, NV, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Southern Nevada Roofers Joint Apprentice

    EIN 880213922 · Headquarters: HENDERSON, NV, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  67. Southern Nevada Rpcv Returned Peace Corps Volunteers

    EIN 880319361 · Headquarters: Las Vegas, NV, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  68. Southern Nevada Sandpiper Swimming Booster Club

    EIN 880151712 · Headquarters: Las Vegas, NV, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Southern Nevada Schnauzer Rescue

    EIN 710985928 · Headquarters: Hot Springs Village, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Southern Nevada Stamp Club

    EIN 942374655 · Headquarters: Henderson, NV, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Southern New England Agility Klub

    EIN 811127509 · Headquarters: WESTERLY, RI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Southern New England Alumnae Panhellenic

    EIN 461244265 · Headquarters: Wallingford, CT, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  73. Southern New England Chapter of the Soil Conservation Soc of America

    EIN 042743085 · Headquarters: Amherst, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. Southern New England Law Librarians Association

    EIN 060979807 · Headquarters: Hartford, CT, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Southern New England Saddlebred Association

    EIN 461961345 · Headquarters: East Hampton, CT, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  76. Southern New England Womens Golf Association

    EIN 223205902 · Headquarters: Glastonbury, CT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. Southern New Hampshire Chamber of Commerce

    EIN 020435343 · Headquarters: Salem, NH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  78. Southern New Hampshire Dressage and Combined Training Association

    EIN 222544859 · Headquarters: Rye, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Southern New Hampshire Flying Eagles Incorporated

    EIN 020478005 · Headquarters: Merrimack, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Southern New Hampshire HIVAIDS Task Force

    EIN 020447280 · Headquarters: Nashua, NH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  81. Southern New Hampshire Pagan Pride

    EIN 900867856 · Headquarters: Manchester, NH, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  82. Southern New Hampshire Snow Slickers Inc

    EIN 237067531 · Headquarters: CANDIA, NH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  83. Southern New Hampshire Trailblazers

    EIN 026044802 · Headquarters: Kingston, NH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Southern New Hampshire University Professional Employees Association

    EIN 020437507 · Headquarters: MANCHESTER, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Southern New Hampshire University Student Government Association

    EIN 020482745 · Headquarters: MANCHESTER, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Southern New Jersey Area General Service Assembly Alcoholics Anonymous

    EIN 222762178 · Headquarters: CHERRY HILL, NJ, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  87. Southern New Jersey Chamber Foundation

    EIN 237066883 · Headquarters: VOORHEES, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  88. Southern New Jersey Chapter of the Appraisal Institute

    EIN 223150009 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  89. Southern New Jersey Dental Hygienists Association

    EIN 222288783 · Headquarters: Franklinville, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Southern New Jersey Ems Collaborative

    EIN 813092592 · Headquarters: WEST DEPTFORD, NJ, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  91. Southern New Jersey Perinatal Cooperative

    EIN 222371223 · Headquarters: PENNSAUKEN, NJ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Southern New Mexico Animal Damage Control Association

    EIN 383732784 · Headquarters: Mesquite, NM, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  93. Southern New Mexico Business Alliance

    EIN 472045583 · Headquarters: LAS CRUCES, NM, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  94. Southern New Mexico Confederation of Clubs

    EIN 320505734 · Headquarters: Roswell, NM, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  95. Southern New Mexico Estate Planning Council

    EIN 261250885 · Headquarters: Las Cruces, NM, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Southern New York Association Inc

    EIN 133738103 · Headquarters: NEW YORK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Southern New York Beagle Club Inc

    EIN 136142195 · Headquarters: VALHALLA, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Southern Newspaper Publishers Association Inc

    EIN 620365836 · Headquarters: LAWRENCEVILLE, GA, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990

  99. Southern Newspapers Inc Media Employees' Medical Plan Trust

    EIN 760087045 · Headquarters: HOUSTON, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Southern Niche

    EIN 900734211 · Headquarters: Baton Rouge, LA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

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