Unknown & Unclassified nonprofits in Maine

Unknown & Unclassified nonprofits in Maine. Browse 4,077 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. Mt Pleasant Cemetery Assoc

    EIN 010234428 · Headquarters: ELIOT, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  2. Mt Pleasant Cemetery Corporation

    EIN 010124841 · Headquarters: SOUTH PORTLAND, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Munjoy Hill Neighborhood Org

    EIN 010364574 · Headquarters: Portland, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Murray Family Foundation Patrica Murray Ttee

    EIN 046149240 · Headquarters: Standish, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  5. Mussel Ridge Historical Society

    EIN 016018976 · Headquarters: Owls Head, ME, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  6. Mvr-4 Staff Union Account

    EIN 475318061 · Headquarters: Bangor, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Mystic Lodge Masonic Temple Association

    EIN 010471664 · Headquarters: Hampden, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Nals Inc

    EIN 010360508 · Headquarters: Skowhegan, ME, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  9. Nals Inc

    EIN 010365417 · Headquarters: Bangor, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Nals Inc

    EIN 581402289 · Headquarters: Skowhegan, ME, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  11. Nami Maine Incorporated

    EIN 010431037 · Headquarters: Orono, ME, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  12. Nami-Maine Incorporated

    EIN 611571524 · Headquarters: portland, ME, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  13. Naples Public Library

    EIN 016015247 · Headquarters: NAPLES, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Narraguagus Child Development Assoc

    EIN 237134979 · Headquarters: Cherryfield, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Narrow Gauge Snowmobile Club

    EIN 464983462 · Headquarters: Strong, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. National Active and Retired Federal Employees Association

    EIN 010387641 · Headquarters: Brunswick, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. National Active and Retired Federal Employees Association

    EIN 010445833 · Headquarters: East Boothbay, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. National Active and Retired Federal Employees Association

    EIN 016018630 · Headquarters: Westbrook, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. National Active and Retired Federal Employees Association

    EIN 016019154 · Headquarters: PITTSTON, ME, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  20. National Active and Retired Federal Employees Association

    EIN 016026869 · Headquarters: Brewer, ME, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  21. National Active and Retired Federal Employees Association

    EIN 582072226 · Headquarters: Caribou, ME, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  22. National Active and Retired Federal Employees Association

    EIN 582072236 · Headquarters: Rockland, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. National Air Traffic Controllers Association

    EIN 010447021 · Headquarters: Portland, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. National Air Traffic Controllers Association

    EIN 010502572 · Headquarters: Bangor, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. National Associate of Catering and Events & Jason Strycharz

    EIN 884169917 · Headquarters: Saco, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. National Association of Fsa County Office Employees

    EIN 016018806 · Headquarters: Scarborough, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. National Association of Insurance Women

    EIN 010402481 · Headquarters: Bar Harbor, ME, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  28. National Association of Insurance Women

    EIN 010465358 · Headquarters: Fort Fairfield, ME, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  29. National Association of Insurance Women

    EIN 016019111 · Headquarters: Biddeford, ME, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  30. National Association of Insurance Women

    EIN 016029482 · Headquarters: Sidney, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. National Association of Letter Carriers

    EIN 010266153 · Headquarters: PORTLAND, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  32. National Association of Letter Carriers

    EIN 010451540 · Headquarters: Hampden, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  33. National Association of Letter Carriers

    EIN 016011582 · Headquarters: Presque Isle, ME, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  34. National Association of Letter Carriers

    EIN 016024272 · Headquarters: AUBURN, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. National Association of Letter Carriers

    EIN 016024277 · Headquarters: Gardiner, ME, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  36. National Association of Letter Carriers

    EIN 237114852 · Headquarters: PORTLAND, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. National Association of Tax Professionals Inc

    EIN 911775736 · Headquarters: Belfast, ME, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  38. National Association of Theatre Owners of Kentucky

    EIN 900623648 · Headquarters: Topsham, ME, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  39. National Association of Theatre Owners of Tennessee

    EIN 900588612 · Headquarters: TOPSHAM, ME, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  40. National Association of Theatre Owners of West Virginia

    EIN 900595095 · Headquarters: Topsham, ME, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  41. National Association of Women in Construction

    EIN 010460525 · Headquarters: Bangor, ME, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  42. National Association of Women in Construction #276 Maine

    EIN 010372281 · Headquarters: AUGUSTA, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  43. National Association Theatre Owners of Ohio

    EIN 314215000 · Headquarters: Topsham, ME, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  44. National Auxiliary to the Sons of Union Veterans of the Civil War

    EIN 821405307 · Headquarters: Yarmouth, ME, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  45. National Council of Jewish Women Incorporated

    EIN 016019380 · Headquarters: PORTLAND, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. National Emergency Response Team Inc

    EIN 912132962 · Headquarters: UNITY, ME, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  47. National Estuarine Research Reserve Association

    EIN 223004888 · Headquarters: WELLS, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. National Exchange Club

    EIN 016018955 · Headquarters: Auburn, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. National Exchange Club

    EIN 046108737 · Headquarters: PORTLAND, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. National Football Foundation and College Hall of Fame Inc

    EIN 010440528 · Headquarters: Brunswick, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. National Guard Association of the State of Maine

    EIN 010382071 · Headquarters: Augusta, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. National Huguenot Society

    EIN 016020744 · Headquarters: FARMINGTON, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. National Kitchen & Bath Asso

    EIN 010056995 · Headquarters: Windham, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. National Rural Letter Carriers Association

    EIN 237233934 · Headquarters: Farmington, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  55. National Rural Letter Carriers Association

    EIN 237233936 · Headquarters: HOULTON, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. National Rural Letter Carriers Association

    EIN 237233937 · Headquarters: NEW GLOUCESTER, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. National Rural Letter Carriers Association

    EIN 237233938 · Headquarters: CARTHAGE, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. National Rural Letter Carriers Association

    EIN 237233939 · Headquarters: SURRY, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. National Rural Letter Carriers Association

    EIN 237233940 · Headquarters: FARMINGTON, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. National Rural Letter Carriers Association

    EIN 237233945 · Headquarters: FRANKFORT, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. National Rural Letter Carriers Association

    EIN 237233946 · Headquarters: PEMBROKE, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. National Rural Letter Carriers Association

    EIN 237233947 · Headquarters: BIDDEFORD, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. National Rural Letter Carriers Association

    EIN 300672639 · Headquarters: CORINTH, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. National Society Daughters of the Union 1861-1865

    EIN 471318352 · Headquarters: Otisfield, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. National Society of the Children of the American Revolution

    EIN 113826217 · Headquarters: Standish, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. National Society of the Children of the American Revolution

    EIN 237248853 · Headquarters: North Waterboro, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. National Society of the Children of the American Revolution

    EIN 900430904 · Headquarters: north waterboro, ME, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  68. National Society of the Daughters of the American Revolution

    EIN 010366960 · Headquarters: Bath, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. National Society of the Daughters of the American Revolution

    EIN 010453808 · Headquarters: Bucksport, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. National Society of the Daughters of the American Revolution

    EIN 010463820 · Headquarters: Belfast, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. National Society of the Daughters of the American Revolution

    EIN 010546055 · Headquarters: Harborside, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. National Society of the Daughters of the American Revolution

    EIN 016012122 · Headquarters: Wells, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. National Society of the Daughters of the American Revolution

    EIN 016012817 · Headquarters: Madison, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. National Society of the Daughters of the American Revolution

    EIN 016012972 · Headquarters: Monmouth, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. National Society of the Daughters of the American Revolution

    EIN 016017764 · Headquarters: Standish, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. National Society of the Daughters of the American Revolution

    EIN 016018821 · Headquarters: Phillips, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. National Society of the Daughters of the American Revolution

    EIN 016018829 · Headquarters: Willimantic, ME, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  78. National Society of the Daughters of the American Revolution

    EIN 016018832 · Headquarters: Thomaston, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. National Society of the Daughters of the American Revolution

    EIN 016018834 · Headquarters: Lisbon, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. National Society of the Daughters of the American Revolution

    EIN 016018835 · Headquarters: East Boothbay, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. National Society of the Daughters of the American Revolution

    EIN 016018836 · Headquarters: WELLS, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. National Society of the Daughters of the American Revolution

    EIN 237027370 · Headquarters: Harpswell, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. National Society of the Daughters of the American Revolution

    EIN 853893069 · Headquarters: Stow, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. National Society of the Sons of the American Revolution

    EIN 016015623 · Headquarters: Gorham, ME, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  85. National Society of Tole & Decorative Painters

    EIN 010430401 · Headquarters: Winslow, ME, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  86. National Society United States Daughters of 1812

    EIN 010163098 · Headquarters: Windham, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. National Staff Organization

    EIN 010395080 · Headquarters: Augusta, ME, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  88. National Student Employment Association Inc

    EIN 945238028 · Headquarters: AUBURN, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. National Treasury Employees Union

    EIN 016019419 · Headquarters: LUDLOW, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  90. Native Gardens of Blue Hill

    EIN 832233143 · Headquarters: Blue Hill, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Natl Sons of Amvets

    EIN 521663255 · Headquarters: BIDDEFORD, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Nautilus Center

    EIN 853992699 · Headquarters: BAR HARBOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Navy League of the United States Casco Bay Maine Council

    EIN 010357601 · Headquarters: Topsham, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Neighbors for Neighborhoods

    EIN 831824832 · Headquarters: South Portland, ME, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  95. Nequasset Trailbreakers Inc

    EIN 010346421 · Headquarters: Woolwich, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Neville Companye

    EIN 453207747 · Headquarters: Kittery, ME, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  97. New Auburn Social Club Inc

    EIN 010127336 · Headquarters: AUBURN, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. New England Baptist Bible College

    EIN 010388637 · Headquarters: BANGOR, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. New England Bar Association

    EIN 010397446 · Headquarters: Augusta, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. New England Blacksmiths

    EIN 020461776 · Headquarters: South Berwick, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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