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. South Portland War Veterans Memorial Association

    EIN 061720329 · Headquarters: S Portland, ME, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  2. South Solon Historical Society

    EIN 016019170 · Headquarters: Skowhegan, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. South Woolwich Volunteer Fire Co

    EIN 900602007 · Headquarters: Woolwich, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Southern Aroostook Association Education

    EIN 272289078 · Headquarters: Dyer Brook, ME, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  5. Southern Aroostook Development Corp

    EIN 010243319 · Headquarters: HOULTON, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  6. Southern Aroostook Vocational Employees Association

    EIN 550868323 · Headquarters: Houlton, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Southern Kennebec Child Development

    EIN 010285449 · Headquarters: FARMINGDALE, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Southern Maine Landlord Association Dba Rental Housing Alliance

    EIN 010460267 · Headquarters: Portland, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  9. Southern Maine Planning and Development Commission

    EIN 010378246 · Headquarters: Saco, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Southern Maine Sea Kayaking Network

    EIN 010474634 · Headquarters: Freeport, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Southern Maine Vets

    EIN 010533038 · Headquarters: BIDDEFORD, ME, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990

  12. Southwest Harbor - Tremont Chamber of Commerce

    EIN 016019950 · Headquarters: SOUTHWEST HARBOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. Southwest Harbor Historical Society

    EIN 202072613 · Headquarters: SOUTHWEST HARBOR, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. Southwest Harbor Public Library

    EIN 010241528 · Headquarters: SOUTHWEST HARBOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Southwest Harbor-tremont Nursing Se Inc

    EIN 010271579 · Headquarters: SOUTHWEST HARBOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  16. Southwest Oxford County Nutrition Inc

    EIN 200569574 · Headquarters: FRYEBURG, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  17. Southwestern Maine Activities

    EIN 010461012 · Headquarters: SCARBOROUGH, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Spaulding Center for Active Living

    EIN 223075624 · Headquarters: KENNEBUNK, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  19. Spaulding Memorial Library

    EIN 016015105 · Headquarters: SEBAGO, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  20. Spectacle Pond Camp Owners Road Assoc

    EIN 364937727 · Headquarters: Osborn, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  21. Spellissy Foundation

    EIN 236414775 · Headquarters: ROCKPORT, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  22. Spiritual Directions Ministry

    EIN 471522260 · Headquarters: GREENE, ME, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  23. Spiritual Discovery Ministries

    EIN 464455874 · Headquarters: Skowhegan, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Sports Projects Inc

    EIN 010342859 · Headquarters: Lewiston, ME, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  25. Sportsman's Alliance of Maine

    EIN 222547007 · Headquarters: AUGUSTA, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Spring Point Ledge Light Trust

    EIN 010523776 · Headquarters: South Portland, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Springvale Public Library Association

    EIN 010231382 · Headquarters: SPRINGVALE, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Springvale Social Club

    EIN 010228578 · Headquarters: SPRINGVALE, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Spurwink Services Inc

    EIN 010319802 · Headquarters: Portland, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Square and Compass Club

    EIN 010331517 · Headquarters: Warren, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Squire Town Squares

    EIN 237367832 · Headquarters: Monmouth, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Squirrel Island Library

    EIN 016015902 · Headquarters: Squirrel Island, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. St Agatha Housing Inc

    EIN 237292567 · Headquarters: FORT KENT, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. St Albans Housing Corporation

    EIN 010345239 · Headquarters: BANGOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. St Andre Health Care Facility

    EIN 010342399 · Headquarters: Biddeford, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. St Andre Home Inc

    EIN 237388619 · Headquarters: BANGOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. St Andrews Auxiliary

    EIN 010360059 · Headquarters: Boothbay Harbor, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. St Ann Sodality Prince of Peace Parish

    EIN 300698924 · Headquarters: LEWISTON, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  39. St Aspinquid Lodge 198

    EIN 026008637 · Headquarters: York, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  40. St Croix Council 11 R&sm

    EIN 010474660 · Headquarters: Calais, ME, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  41. St Croix Historical Society

    EIN 010401086 · Headquarters: Calais, ME, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  42. St Francis Apartments Inc

    EIN 454164490 · Headquarters: PORTLAND, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. St Francis Community

    EIN 010372086 · Headquarters: E ORLAND, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  44. St Francis Development Corp

    EIN 010330932 · Headquarters: FORT KENT, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. St Francise Xavier Catholic Womens Club

    EIN 943442034 · Headquarters: Winthrop, ME, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  46. St George Educational Association

    EIN 810706229 · Headquarters: Tenants Harbor, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. St George Historical Society

    EIN 010436654 · Headquarters: TENANTS HARBOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  48. St John Valley Chamber of Commerce & Tourism

    EIN 010381163 · Headquarters: MADAWASKA, ME, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  49. St Marks Home for Women

    EIN 016014031 · Headquarters: AUGUSTA, ME, USA · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990

  50. St Mary's Residences

    EIN 222504356 · Headquarters: Lewiston, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. St Maximillan Kolbe Knights of Colu Mbus

    EIN 010509390 · Headquarters: Scarborough, ME, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  52. St Michael's Home

    EIN 510240721 · Headquarters: Portland, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  53. St Patrick's Permanent Lay Trust First National Bank Trustee

    EIN 237346274 · Headquarters: DAMARISCOTTA, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  54. St Vincent DePaul Soup Kitchen

    EIN 900529975 · Headquarters: Portland, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  55. St Xavier's Home C/o Joseph Gallant

    EIN 010440182 · Headquarters: BANGOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Standformarriagemainecom

    EIN 270267465 · Headquarters: PORTLAND, ME, USA · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990

  57. Standish Rescue Unit Association

    EIN 010473703 · Headquarters: Standish, ME, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  58. Star 483 Bangor

    EIN 273691360 · Headquarters: Old Town, ME, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  59. State of Maine Caddie Scholarship Fund

    EIN 237124528 · Headquarters: FREEPORT, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Station Maine

    EIN 651209978 · Headquarters: ROCKLAND, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Ste Agathe Historical Society

    EIN 010353565 · Headquarters: ST AGATHA, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Stewards of Western Maine Climbing

    EIN 331954913 · Headquarters: Dixfield, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Stjohn Plt Development Corporation

    EIN 222581397 · Headquarters: FORT KENT, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Stockholm Historical Society Inc

    EIN 010356095 · Headquarters: STOCKHOLM, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  65. Stone-smart American Legion Post 82

    EIN 016029187 · Headquarters: NORWAY, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  66. Stonington Public Library

    EIN 010339251 · Headquarters: STONINGTON, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  67. Stratton Education Association

    EIN 463839530 · Headquarters: Stratton, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Structural Engineering Association of Maine

    EIN 010514357 · Headquarters: PORTLAND, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Stuart Green American Legion Memorial Post #65

    EIN 016029182 · Headquarters: LUBEC, ME, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990

  70. Students Empowered to End Dependence (Seed)

    EIN 862855861 · Headquarters: SCARBOROUGH, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  71. Su 134 Aos 96 Ssea

    EIN 273804485 · Headquarters: East Machias, ME, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  72. Sugarloaf Region Charitable Trust

    EIN 010393339 · Headquarters: CARABASET VLY, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  73. Sumner Memorial High School Ed Tech Association

    EIN 300224801 · Headquarters: winter harbor, ME, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  74. Sumner O Hancock Scholarship Fund

    EIN 016028898 · Headquarters: CASCO, ME, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  75. Sunrise Snowmobilers

    EIN 010390414 · Headquarters: Calais, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Sunset Cemetery Association

    EIN 010408548 · Headquarters: ANSON, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Sunset Home of Waterville

    EIN 010219135 · Headquarters: WATERVILLE, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  78. Sunshine Club for Children

    EIN 066011030 · Headquarters: EDDINGTON, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Supreme Emblem Club of the United States

    EIN 010435198 · Headquarters: Thomaston, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. Supreme Emblem Club of the United States of America 323 Brunswick

    EIN 016018623 · Headquarters: Thomaston, ME, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  81. Supreme Emblem Club of the United States of America-200

    EIN 016024171 · Headquarters: Thomaston, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. Surry Historical Society

    EIN 222492804 · Headquarters: Surry, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Sustainable Lifestyles Foundation

    EIN 272307331 · Headquarters: Saco, ME, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  84. Swagability Inc

    EIN 612358048 · Headquarters: Madawaska, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Swans Island Educational Society

    EIN 010317540 · Headquarters: Swans Island, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Sweden Historical Society

    EIN 010357217 · Headquarters: Sweden, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Synchronistic Futures

    EIN 861890077 · Headquarters: NOBLEBORO, ME, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  88. T & M Goodall Tr Fbo Unitarian Churc

    EIN 016072679 · Headquarters: PORTLAND, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  89. Tardiff-Belanger Post 39 American Legion

    EIN 016016268 · Headquarters: MADISON, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  90. Tarratine Club of Dark Harbor

    EIN 010225267 · Headquarters: ISLESBORO, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. Tau Beta Pi Association Inc

    EIN 016018634 · Headquarters: Orono, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Taylor Pond Yacht Club

    EIN 016024405 · Headquarters: AUBURN, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  93. Td Beach to Beacon 10K Inc

    EIN 010514334 · Headquarters: SOUTH PORTLAND, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Team Kyan Inc

    EIN 814416308 · Headquarters: Bridgton, ME, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  95. Technology Association of New England

    EIN 237399637 · Headquarters: New Gloucester, ME, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  96. Telesis Housing Corporation

    EIN 010485474 · Headquarters: PORTLAND, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Telstar Education Association

    EIN 412258760 · Headquarters: Bethel, ME, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  98. Telstar Middle School Parent Teacher Association

    EIN 461733996 · Headquarters: BETHEL, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. Temple Historical Society Inc

    EIN 010458774 · Headquarters: Temple, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Tenderly Loved Inc

    EIN 821115853 · Headquarters: Trenton, ME, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

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