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. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 237290770 · Headquarters: WEST BOYLSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  2. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 237578638 · Headquarters: South Welfleet, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  3. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 237578642 · Headquarters: Hopkinton, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 237578697 · Headquarters: D, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 237578705 · Headquarters: Sandwich, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 237578709 · Headquarters: REHOBOTH, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  7. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 237578777 · Headquarters: Peabody, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 237578786 · Headquarters: Cohasset, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 237578871 · Headquarters: Hanover, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 237578872 · Headquarters: harwich, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 320335693 · Headquarters: Centerville, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  12. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 320718452 · Headquarters: Fairhaven, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 461274579 · Headquarters: Lexington, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 461457325 · Headquarters: Greenfield, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 461588890 · Headquarters: Plymouth, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  16. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 464780989 · Headquarters: Clinton, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 465237661 · Headquarters: Williamstown, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  18. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 571167802 · Headquarters: FOXBORO, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 800567207 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  20. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 811123423 · Headquarters: MILFORD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 900473135 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Master Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 900525968 · Headquarters: Melrose, MA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  23. Master Wardens & Members of the Grand Lodge of Masons in Mass Ipswich Masonic

    EIN 042631028 · Headquarters: IPSWICH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  24. Master Wardens & Members of the Grand Lodge of Masons in Mass Master Wardens & Members of the Grand Lodge of Mas

    EIN 237170395 · Headquarters: East Bridgewater, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. MASTER WARDENS & MEMBERS OF THE GRAND LODGE OF MASONS IN MASS New Bedford Masonic Temple Association Inc

    EIN 042242971 · Headquarters: New Bedford, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  26. Master Wardens & Members of the Grand Lodge of Masons in Massachusetts

    EIN 020727587 · Headquarters: ARLINGTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Master Wardens & Members of the Grand Lodge of Masons in Massachusetts

    EIN 041032824 · Headquarters: SAUGUS, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  28. Master Wardens & Members of the Grand Lodge of Masons in Massachusetts

    EIN 041340005 · Headquarters: FRAMINGHAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Master Wardens & Members of the Grand Lodge of Masons in Massachusetts

    EIN 237170402 · Headquarters: COTUIT, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Master Wardens & Members of the Grand Lodge of the Masons in Mass

    EIN 046147020 · Headquarters: North Brookfield, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Master Wardens & Members of the Grand Lodge of the Masons in Mass

    EIN 611730910 · Headquarters: Marion, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Master Wardens & Members of the Grand Lodge William North Lodge Af & Am

    EIN 046059909 · Headquarters: LOWELL, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  33. Master Wardens & Members Of The Oriental Marthas Vineyard Lodge

    EIN 237170435 · Headquarters: Oak Bluffs, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Master Wardens & Members of the Star of Bethlehem Lodge

    EIN 046052367 · Headquarters: DANVERS, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Master Wardens & Members of Thegrand Lodge of Masons in Mass

    EIN 042651481 · Headquarters: Holliston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Master Wardens & Members of Thegrand Lodge of Masons in Mass

    EIN 046363205 · Headquarters: WESTPORT, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. Master Wardens & Members of Washington Lodge

    EIN 041032807 · Headquarters: Littleton, MA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  38. Master Wardens & Members Pequossette Lodge AF & AM

    EIN 041032811 · Headquarters: WATERTOWN, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Master Wardens & Members the Morning Star Lodge

    EIN 042201783 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Master Wardens and Members of Grand Lodge of Masons in Joseph Webb Lodge Af and Am

    EIN 046056866 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. Master Wardens and Members of Grand Lodge of Masons in Massachusetts

    EIN 043240964 · Headquarters: EAST WEYMOUTH, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  42. Master Wardens and Members of Major General Henry Knox Af&am

    EIN 042271801 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Master Wardens and Members of Masons Orient Lodge

    EIN 041032924 · Headquarters: Norwood, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Master Wardens and Members of the Consolidated Lodge Af&am

    EIN 041032838 · Headquarters: NEWTON CENTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  45. Master Wardens and Members of the G Lodge of Masons in Massachusetts

    EIN 041383607 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Master Wardens and Members of the Grand Lodge of Masons in Mass

    EIN 237142992 · Headquarters: Cohasset, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Master Wardens and Members of the Grand Lodge of Masons in Mass

    EIN 474056650 · Headquarters: Wilmington, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Master Wardens and Members of the Grand Lodge of Masons in Mass

    EIN 810720901 · Headquarters: Attleboro, MA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  49. Master Wardens and Members of the Grand Lodge of Masons in Mass

    EIN 854224170 · Headquarters: Somerville, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. Master Wardens and Members of the Grand Lodge of Masons in Massa

    EIN 931449316 · Headquarters: SOUTH WELLFLEET, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  51. Master Wardens and Members of the Grand Lodge of Masons in Massachuetts

    EIN 046058401 · Headquarters: IPSWICH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Master Wardens and Members of the Grand Lodge of Masons in Massachusetts

    EIN 041032832 · Headquarters: BEVERLY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Master Wardens and Members of the Grand Lodge of Masons in Massachusetts

    EIN 832402971 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  54. Master Wardens and Members of the Grand of Masons in Massachusetts

    EIN 041922515 · Headquarters: MARLBOROUGH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Master Wardens and Members of the Lodge of St Andrew

    EIN 237578899 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Master Wardens and Members of the Natick Masonic Trust Building

    EIN 046034208 · Headquarters: NATICK, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Master Wardens And Members Of The Vineyard Masonic Temple Inc

    EIN 042774261 · Headquarters: Oak Bluffs, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. Master Wardens Members of the Grand Lodge of Masons in Mass

    EIN 900633675 · Headquarters: Holden, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Master Works Foundation Inc

    EIN 351752152 · Headquarters: FORT WAYNE, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  60. Master's Vessel Ministries Inc

    EIN 760398551 · Headquarters: SUGAR LAND, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Masterclass Big Band Foundation

    EIN 934163205 · Headquarters: Spokane, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Mastermind 613 Inc

    EIN 933977997 · Headquarters: Pikesville, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  63. Masterminds Data Preservation

    EIN 871866995 · Headquarters: Maumee, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  64. Masterpiece

    EIN 463794374 · Headquarters: Dripping Springs, TX, USA · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  65. Masterpiece Performing Arts Company

    EIN 800189172 · Headquarters: Buford, GA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  66. Masterpiece Social Club

    EIN 471352641 · Headquarters: newark, NJ, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  67. Masters & Past Masters Assoc of the 10Th Masonic District of Manhattan

    EIN 136130267 · Headquarters: NEW YORK, NY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Masters & Wardens Club of the 1St & 2Nd Masonic Dist of Sc

    EIN 611608183 · Headquarters: Charleston, SC, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  69. Masters and Wardens & Member of Masons Waltham Triad Lodge a F a M

    EIN 041032900 · Headquarters: LEOMINSTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Masters and Wardens of the Brockton Masonic Temple Assoc

    EIN 042303176 · Headquarters: Brockton, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  71. Masters Association of Metal Finishers Inc

    EIN 116039878 · Headquarters: Newtown, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  72. Masters Christian High School

    EIN 931000994 · Headquarters: HARRISBURG, OR, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  73. Masters Cup for St Jude

    EIN 334101406 · Headquarters: Cherry Valley, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Masters Dermatologic Association

    EIN 311095115 · Headquarters: Shaker Hts, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  75. Masters for Excellence in the Martial Arts Inc

    EIN 453236770 · Headquarters: BRICK, NJ, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  76. Masters Heart

    EIN 261725164 · Headquarters: WEST FARGO, ND, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Masters Inn Ministries Inc

    EIN 540941169 · Headquarters: ALTAVISTA, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Masters International Angling Tournament

    EIN 650447306 · Headquarters: BLACK CREEK, NC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Masters Management Corporation

    EIN 742618829 · Headquarters: San Antonio, TX, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  80. Masters Mates & Pilots Vacation Fund

    EIN 135638830 · Headquarters: LINTHICUM HEIGHTS, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Masters Men

    EIN 956097894 · Headquarters: BURBANK, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  82. Masters Ministry

    EIN 912074299 · Headquarters: San Angelo, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Masters of Business Administration

    EIN 351767264 · Headquarters: Bloomington, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  84. Masters of Social Work Student Association at George Mason Univer

    EIN 872436371 · Headquarters: Fairfax, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Masters of Tyre Amd Council No 35

    EIN 262595285 · Headquarters: Fuquay Varina, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Masters Plan Ministries

    EIN 204364250 · Headquarters: Esko, MN, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  87. Masters Plan Ministries Inc

    EIN 631045733 · Headquarters: JASPER, AL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  88. Masters School of Art Longview

    EIN 474873100 · Headquarters: Longview, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Masters School of San Marcos Inc

    EIN 742670505 · Headquarters: LOCKHART, TX, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  90. Masters Touch Ministries of Pensacola Inc

    EIN 462486820 · Headquarters: Pensacola, FL, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  91. Masters Wardens & Members in Massachuse Columbian Lodge Af & Am

    EIN 041032872 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Masters Wardens & Members of Masons in Mass Wyoming Lodge

    EIN 041032825 · Headquarters: MELROSE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Masters Wardens & Members of Mt Lebanon Lodge

    EIN 041032906 · Headquarters: MELROSE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Masters Wardens & Members of the Grand Lodge of Masons in Ma

    EIN 451620482 · Headquarters: Arlington, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Masters Wardens & Members of the Grand Lodge of Masons in Mass

    EIN 046037808 · Headquarters: SHELBURNE FALLS, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  96. Masters Wardens & Secretaries Association 30Th Masonic District

    EIN 934631955 · Headquarters: HOUSTON, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. Masters Warriors

    EIN 993372123 · Headquarters: MINNEAPOLIS, MN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Masters Work

    EIN 931023574 · Headquarters: brookings, OR, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  99. Mastersingers

    EIN 581392603 · Headquarters: Cookeville, TN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Masterwardens & Members of the Grand Lodge of Masons in Mass

    EIN 453910963 · Headquarters: Newtonville, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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