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. Thaler Howell Foundation Inc

    EIN 650301944 · Headquarters: Yarmouth, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  2. The Aldermere Foundation

    EIN 016059906 · Headquarters: PORTLAND, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  3. The American Legion

    EIN 016018568 · Headquarters: Old Orchard Beach, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. The American Legion Auxiliary Emerson and Lane Unit 132

    EIN 010389843 · Headquarters: Richmond, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. The American Legion Post 86

    EIN 016029188 · Headquarters: Gray, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  6. The American Saddlebred Association of Maine Incorporated

    EIN 010376971 · Headquarters: Springvale, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. The Anonimo Foundation

    EIN 223061717 · Headquarters: DAMARISCOTTA, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  8. The Arts Institute of Western Maine

    EIN 010342897 · Headquarters: FARMINGTON, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. The Bank of Maine Charitable Foundation

    EIN 010446023 · Headquarters: Camden, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  10. The Bartlett-jones Cemetery Association

    EIN 222481262 · Headquarters: Nobleboro, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. The Bay School

    EIN 010370827 · Headquarters: BLUE HILL, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. The Beloit Poetry Foundation Inc

    EIN 222946728 · Headquarters: WINDHAM, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. The Carpenters Boat Shop

    EIN 222512976 · Headquarters: PEMAQUID, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. The Chamberlain Project

    EIN 472012900 · Headquarters: SOUTH PORTLAND, ME, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  15. The Coastal Childrens Museum

    EIN 010409240 · Headquarters: ROCKLAND, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  16. The Dead River Area Historical Society

    EIN 010364057 · Headquarters: STRATTON, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. The Dinner Table

    EIN 301363708 · Headquarters: Bowdoin, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  18. The Eunice Frye Home Foundation CO Thomas M Pierce HM Payson

    EIN 010211504 · Headquarters: Portland, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  19. The Farmington Home for Aged People

    EIN 010217212 · Headquarters: FARMINGTON, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  20. The Forest Foundation

    EIN 863877707 · Headquarters: belgrade, ME, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  21. The Friends of the Brunswick Public Library

    EIN 237226999 · Headquarters: Brunswick, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. The Geological Society of Maine

    EIN 010353848 · Headquarters: Albion, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. The Grand Council of Royal and Select Masters of the State

    EIN 010239549 · Headquarters: Gardiner, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. The Great Council of Maine IORM

    EIN 010095329 · Headquarters: Sebago, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  25. The Grotto

    EIN 813008723 · Headquarters: Saco, ME, USA · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-PF

  26. The Harbor Club Inc C/o Theresa Merchant

    EIN 010086202 · Headquarters: MT DESERT, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. The Herb Bailey Sch Fund 102292

    EIN 516578571 · Headquarters: BANGOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  28. The Housing Foundation - M & D

    EIN 223090975 · Headquarters: ORONO, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. The Housing Foundation-hampden

    EIN 010421229 · Headquarters: ORONO, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. The Housing Foundation-phase I & Ii

    EIN 237046663 · Headquarters: ORONO, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. The Iris Network

    EIN 010196359 · Headquarters: Portland, ME, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  32. The Irish Setter Club of New England

    EIN 046110475 · Headquarters: Wells, ME, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  33. The Islesboro Pre-School

    EIN 010376079 · Headquarters: Islesboro, ME, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  34. The Jay Michael Suddy Foundation

    EIN 202932110 · Headquarters: SOUTH PORTLAND, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. The Jefferson Cary Foundation

    EIN 222559980 · Headquarters: CARIBOU, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  36. The Jim Browne Foundation

    EIN 474182476 · Headquarters: Skowhegan, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. The John F Murphy Foundation

    EIN 010467809 · Headquarters: Auburn, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. The Kennebunk River Club

    EIN 010100593 · Headquarters: KENNEBUNKPORT, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. The Kingfisher Foundation

    EIN 363554460 · Headquarters: LINCOLNVILLE CENTER, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  40. The Kitty Coven Inc

    EIN 394991056 · Headquarters: GARDINER, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. The Landing School of Boatbuilding & Design

    EIN 010355980 · Headquarters: Arundel, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. The Linnell Foundation the Linnell Foundation

    EIN 042625173 · Headquarters: WALDOBORO, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  43. The Maine Affiliate of the American College of Nurse Midwives

    EIN 010523569 · Headquarters: South Portland, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. The Maine Archaeological Society

    EIN 016019934 · Headquarters: AUGUSTA, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. The Maine Coalition of Home Inspection Professionals

    EIN 010525240 · Headquarters: Lewiston, ME, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  46. The Maine Morgan Horse Club Inc

    EIN 010379061 · Headquarters: Cape Elizabeth, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. The Office Ergonomics Research Committee

    EIN 043374794 · Headquarters: OGUNQUIT, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  48. The Old Bath Customs House Inc

    EIN 010359599 · Headquarters: BATH, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  49. The Paris Hill Historical Society

    EIN 016029463 · Headquarters: Paris, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. The Positive Radio Network

    EIN 222533883 · Headquarters: Freeport, ME, USA · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990

  51. The Presque Isle Historical Society

    EIN 010463933 · Headquarters: PRESQUE ISLE, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. The Quipus

    EIN 016019386 · Headquarters: BANGOR, ME, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  53. The Robert G & Jane V Engel Found

    EIN 222764445 · Headquarters: SOUTH PORTLAND, ME, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  54. The Root Cellar

    EIN 220990667 · Headquarters: PORTLAND, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. The Ruggles House Society

    EIN 010246546 · Headquarters: COLUMBIA FALLS, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. The Ruth J Jones Charitable Foundation

    EIN 300097675 · Headquarters: DAMARISCOTTA, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  57. The School Around Us

    EIN 010287775 · Headquarters: ARUNDEL, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. The Skerryvore Foundation Inc

    EIN 136114309 · Headquarters: FALMOUTH, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  59. The Smith Family Foundation

    EIN 991333789 · Headquarters: SIDNEY, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  60. The Sons of the American Legion Squadron 86

    EIN 300630996 · Headquarters: Gray, ME, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  61. The Summer Camp

    EIN 133341224 · Headquarters: Bridgton, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. The Toffey Family Charitable Trust

    EIN 136955166 · Headquarters: KENNEBUNK, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  63. The Trust to Conserve Northeast Forestlands

    EIN 731674778 · Headquarters: AUGUSTA, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  64. The United State Pony Clubs Inc

    EIN 562315397 · Headquarters: Hodgdon, ME, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  65. The United States Pony Clubs Inc

    EIN 010472710 · Headquarters: Scarborough, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. The United States Pony Clubs Inc

    EIN 830359307 · Headquarters: Walpole, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. The United States Pony Clubs Inc

    EIN 833003431 · Headquarters: KENNEBUNK, ME, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  68. The Warren Historical Society

    EIN 222578900 · Headquarters: Warren, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. The Women's Board of the Maine Medical Center

    EIN 010199596 · Headquarters: Portland, ME, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  70. The Woodlands Club

    EIN 010414169 · Headquarters: FALMOUTH, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. The Yorks Chamber of Commerce Inc

    EIN 010195310 · Headquarters: YORK, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Theater Six

    EIN 471128374 · Headquarters: Portland, ME, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  73. Theodore Heroux Wrestling Club

    EIN 208349860 · Headquarters: Belmont, ME, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  74. Theta Chi Building Association Inc

    EIN 204479914 · Headquarters: BANGOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  75. Theta Chi Fraternity Inc

    EIN 010264358 · Headquarters: Bangor, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  76. Thomas College Facility Association

    EIN 422910134 · Headquarters: Lisbon, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Thomas E Lahey Trust Fund

    EIN 222873639 · Headquarters: Auburn, ME, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  78. Thomas Marion & Ruth Tr Fbo Smhc

    EIN 016072828 · Headquarters: PORTLAND, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  79. Thomaston Historical Society

    EIN 010345176 · Headquarters: THOMASTON, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. Thornton Academy Athletic Boosters

    EIN 471448090 · Headquarters: SACO, ME, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  81. Thornton Academy Teachers Association

    EIN 263467625 · Headquarters: Saco, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. Three Rivers Ambulance Service

    EIN 010288480 · Headquarters: MILO, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  83. Three Rivers Farmers Market

    EIN 471154577 · Headquarters: Milo, ME, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  84. Toastmasters International

    EIN 016019949 · Headquarters: Brunswick, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Toastmasters International

    EIN 016023498 · Headquarters: Saco, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Toastmasters International

    EIN 026013173 · Headquarters: York, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Toastmasters International

    EIN 222959543 · Headquarters: Kennebunk, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Toastmasters International

    EIN 320622539 · Headquarters: Augusta, ME, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  89. Toastmasters International

    EIN 371989232 · Headquarters: Belfast, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. Toastmasters International

    EIN 522002333 · Headquarters: Westbrook, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Toastmasters International

    EIN 824931809 · Headquarters: Brunswick, ME, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  92. Toastmasters International

    EIN 834536517 · Headquarters: Bowdoin, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Toastmasters International

    EIN 900340971 · Headquarters: Hampden, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. Toastmasters International

    EIN 900485460 · Headquarters: Saco, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Toastmasters International

    EIN 900690228 · Headquarters: Surry, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Toastmasters International

    EIN 900884562 · Headquarters: Blue Hill, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Toastmasters International

    EIN 901038671 · Headquarters: Saco, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. Toastmasters International

    EIN 901070776 · Headquarters: Denmark, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Toastmasters International

    EIN 901074972 · Headquarters: Biddeford, ME, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  100. Toastmasters International

    EIN 901078638 · Headquarters: Old Orchard Beach, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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