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. Associated General Contractors of Maine Education Foundation

    EIN 010445998 · Headquarters: AUGUSTA, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  2. Association for Consulting Expertise

    EIN 205598483 · Headquarters: YARMOUTH, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Association for Professionals in Infection Ctrl & Epidemiology Inc

    EIN 043478553 · Headquarters: Augusta, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Association of Government Accountants

    EIN 320226541 · Headquarters: Limestone, ME, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  5. Association of Notre Dame Clubs Inc - Maine

    EIN 311444578 · Headquarters: Yarmouth, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Association of Operating Room Nurses Inc

    EIN 010443781 · Headquarters: Norway, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Association of Pediatric Oncology Social Workers Inc

    EIN 251428562 · Headquarters: NEWCASTLE, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Association of the Friends of the Alice L Pendleton Library

    EIN 223044080 · Headquarters: Islesboro, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Athens Education Association

    EIN 463623369 · Headquarters: Athens, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Athens Valley Riders Atv Club

    EIN 352255608 · Headquarters: ATHENS, ME, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  11. Athens Victory Club

    EIN 010529218 · Headquarters: Athens, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Atlantic Maritime Officers Assoc

    EIN 236296806 · Headquarters: BOWDOINHAM, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  13. Atlantic Salmon for Northern Maine

    EIN 010389678 · Headquarters: PRESQUE ISLE, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  14. Auber Memorial Educational Trust Co Camden National Bank

    EIN 016129226 · Headquarters: Portland, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  15. Auburn Business Development Corporation

    EIN 237273463 · Headquarters: AUBURN, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Auburn Masonic Association

    EIN 016010198 · Headquarters: AUBURN, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  17. Auburn Public Library

    EIN 016000784 · Headquarters: AUBURN, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Augusta Board of Trade

    EIN 237451666 · Headquarters: AUGUSTA, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  19. Augusta Country Club

    EIN 010022320 · Headquarters: MANCHESTER, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Augusta Downtown Alliance

    EIN 453012131 · Headquarters: AUGUSTA, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  21. Augusta Education Association

    EIN 943457757 · Headquarters: Augusta, ME, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  22. Augusta Kiwanis Scholarship Foundation

    EIN 237089761 · Headquarters: AUGUSTA, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  23. Augusta Maine Elks Lodge No 964

    EIN 010027741 · Headquarters: AUGUSTA, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  24. Augusta Nature Club

    EIN 016020368 · Headquarters: Augusta, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Augusta Players Inc Dba Gaslight Theater

    EIN 016019390 · Headquarters: Hallowell, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Augusta Regional Church Housing Corp Beta

    EIN 010328017 · Headquarters: AUGUSTA, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Augusta Symphony Orchestra

    EIN 201113011 · Headquarters: Augusta, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Austin Bemis Cemetery Assoc

    EIN 010491111 · Headquarters: FRYEBURG, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Autism Cure Research Foundation

    EIN 814702281 · Headquarters: Cape Elizabeth, ME, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  30. Auxiliary to Penobscot County Medical Society

    EIN 110235007 · Headquarters: Bangor, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Avis G Ames Trust

    EIN 046022125 · Headquarters: PORTLAND, ME, USA · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-PF

  32. Bagaduce Music Lending Library

    EIN 222537865 · Headquarters: BLUE HILL, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Bakery Confectionery Tobacco Workers and Grain Millers Intl Uni

    EIN 010229553 · Headquarters: PORTLAND, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  34. Bald Eagle Flying Club

    EIN 862294817 · Headquarters: South Portland, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  35. Ban the Bag in Belfast

    EIN 813744806 · Headquarters: Belfast, ME, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  36. Bangor Airport Civic Development Corp

    EIN 010370020 · Headquarters: BANGOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Bangor Area Chapter-international Association of Administrative Prof

    EIN 264242505 · Headquarters: Brewer, ME, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  38. Bangor Area Homeless Shelter

    EIN 010412267 · Headquarters: Bangor, Maine, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Bangor Band

    EIN 010024155 · Headquarters: Bangor, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. Bangor Center Management Corporation

    EIN 010433385 · Headquarters: Bangor, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. Bangor Convention and Visitors Bure C/o Lee Speronis

    EIN 010478486 · Headquarters: BANGOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  42. Bangor Elves

    EIN 460856341 · Headquarters: Brewer, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Bangor Fire Fighters Association

    EIN 016022337 · Headquarters: Bangor, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  44. Bangor Firemens Relief Association

    EIN 237291415 · Headquarters: BANGOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Bangor Fuel Society

    EIN 016010608 · Headquarters: BANGOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  46. Bangor Halfway House Inc

    EIN 010282632 · Headquarters: BANGOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Bangor Historical Society

    EIN 010282853 · Headquarters: Bangor, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  48. Bangor Housing Development Corporation

    EIN 222970652 · Headquarters: BANGOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Bangor Maine Elks Lodge 244

    EIN 010024455 · Headquarters: BANGOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Bangor Police Relief Association

    EIN 010369983 · Headquarters: BANGOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Bangor Public Library

    EIN 016000785 · Headquarters: BANGOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Bangor Region Chamber of Commerce

    EIN 010024245 · Headquarters: BANGOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Bangor Roller Derby

    EIN 453207609 · Headquarters: Bradley, ME, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  54. Bangor Target Area Development Corp

    EIN 237307277 · Headquarters: BANGOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Bangor Veterans Acupuncture Clinic

    EIN 611750448 · Headquarters: Belfast, ME, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  56. Bar Harbor Chamber of Commerce

    EIN 010262638 · Headquarters: Bar Harbor, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Bar Harbor Cub Scout Pack 89

    EIN 473190515 · Headquarters: BAR HARBOR, ME, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  58. Bar Harbor Garden Club

    EIN 016019860 · Headquarters: Bar Harbor, ME, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  59. Bar Harbor Historical Society Inc

    EIN 010342596 · Headquarters: BAR HARBOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Bar Harbor Masonic Building Association

    EIN 743253789 · Headquarters: Bar Harbor, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Bar Harbor Rotary Club

    EIN 271272410 · Headquarters: BAR HARBOR, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  62. Bar Harbor Teachers Association

    EIN 263537858 · Headquarters: Bar Harbor, ME, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  63. Bar Harbor Yacht Club Inc

    EIN 010200601 · Headquarters: Bar Harbor, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Barbara Butler Biegel Scholarship for French Studies

    EIN 010417904 · Headquarters: Gorham, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Barbara Thorndike Wiggin Fund Portland Trust Co Llc

    EIN 016013826 · Headquarters: PORTLAND, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  66. Barnstormers Snowmobile Club

    EIN 237315035 · Headquarters: HALLOWELL, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Bartlett Woods Inc

    EIN 223278800 · Headquarters: ROCKLAND, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Basswood Bay Association

    EIN 471339551 · Headquarters: harrison, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Bates Morse Mountain Conservation Area Corporation

    EIN 010355490 · Headquarters: Lewiston, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  70. Bath High School Alumni Association

    EIN 016019035 · Headquarters: Bath, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Bath Historical Society

    EIN 222994036 · Headquarters: BATH, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  72. Bath Maine Elks Lodge No 934

    EIN 010129660 · Headquarters: BATH, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Bath Municipal Band

    EIN 016021590 · Headquarters: Bath, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Bath Rotary Club

    EIN 016018784 · Headquarters: Bath, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  75. Baxter Educators Association

    EIN 844517131 · Headquarters: portland, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. Bay Shepherds

    EIN 473852197 · Headquarters: BOOTHBAY HARBOR, ME, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  77. Bayside Woods Homeowners Association

    EIN 823333762 · Headquarters: Trenton, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Bayview Hall Inc

    EIN 010326524 · Headquarters: Brooklin, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Bcam-mutuality

    EIN 863205772 · Headquarters: Auburn, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Beaman Foundation Ellen M Harrington Trustee

    EIN 046032023 · Headquarters: PORTLAND, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  81. Belfast Area Chamber of Commerce

    EIN 010318746 · Headquarters: Belfast, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Belfast Downtown Business Group

    EIN 352333172 · Headquarters: Belfast, ME, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  83. Belfast Free Library

    EIN 010351143 · Headquarters: Belfast, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Belfast Institute of Lifelong Learning Inc

    EIN 010469079 · Headquarters: Lincolnville, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. Belgrade Lakes Association

    EIN 010377308 · Headquarters: BELGRADE LAKES, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  86. Belted Galloway Society Inc

    EIN 621196095 · Headquarters: CORINNA, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  87. Bend Academy of Art

    EIN 833505456 · Headquarters: Bridgton, ME, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Benefit Solutions Corporation

    EIN 471634583 · Headquarters: Presque Isle, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Benevolent & Protective Order of Elks of the USA

    EIN 010027747 · Headquarters: Poland, ME, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  90. Benevolent & Protective Order of Elks of the USA

    EIN 010153126 · Headquarters: Poland Spring, ME, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  91. Benevolent & Protective Order of Elks of the USA

    EIN 016047399 · Headquarters: FARMINGTON, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Benevolent & Protective Order of Elks of the USA

    EIN 237055924 · Headquarters: GARDINER, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Benevolent and Protective Order of Elks Lodge 2043

    EIN 010249741 · Headquarters: BRUNSWICK, ME, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  94. Benjamin and Harriet Fuller Memorial Trust Fund

    EIN 016008548 · Headquarters: AUGUSTA, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  95. Bens Fight Incorporated

    EIN 813464070 · Headquarters: KENNEBUNK, ME, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  96. Benton Grange 458

    EIN 271881473 · Headquarters: Benton, ME, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  97. Berean Youth Fellowship

    EIN 016019375 · Headquarters: North Turner, ME, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  98. Berlin Lehman Fund Inc C/o Kenneth Lehman

    EIN 330160740 · Headquarters: CUMBERLAND, ME, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  99. Beta Theta Pi Fraternity

    EIN 010028980 · Headquarters: Orono, ME, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  100. Beta-upsilon Alumni Association of Tau Kappa Epsilon

    EIN 810943367 · Headquarters: Orono, ME, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

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