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. Friends of the MauritshuisInc

    EIN 133118418 · Headquarters: New York, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Friends of the Mayan Inc

    EIN 742431398 · Headquarters: Denver, CO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Friends of the Mazomanie Free Library

    EIN 391394873 · Headquarters: Mazomanie, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  4. Friends of the Mcbeath Community Library

    EIN 911353190 · Headquarters: Everson, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Friends of the Mcdowell County Public Library

    EIN 566049976 · Headquarters: Marion, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Friends of the Mcfarlen Public Library

    EIN 382288236 · Headquarters: Grand Blanc, MI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Friends of the Mckeesport Pa Carnegie Free Library

    EIN 237248475 · Headquarters: MCKEESPORT, PA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Friends of the Meadowlands

    EIN 475165784 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  9. Friends of the Meagher County City Library

    EIN 900463490 · Headquarters: White Sulphur Springs, MT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  10. Friends of the Medford Library

    EIN 930819976 · Headquarters: MEDFORD, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  11. Friends of the Medical College of Wisconsin Inc

    EIN 237070280 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Friends of the Medicine Bow Museum

    EIN 742540668 · Headquarters: MEDICINE BOW, WY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Friends of the Medway Public Library Incorporated

    EIN 042711864 · Headquarters: Medway, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. Friends of the Memorial and Library Association of Westerly

    EIN 237219525 · Headquarters: Westerly, RI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Friends of the Memphis Public Library

    EIN 237099261 · Headquarters: Memphis, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Friends of the Mendocino Coast Recreation and Park Service

    EIN 680195443 · Headquarters: Fort Bragg, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Friends of the Mendon Library

    EIN 382878853 · Headquarters: Mendon, MI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Friends of the Merced County Public Library

    EIN 237394587 · Headquarters: Merced, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  19. Friends of the Meriden Public Library Inc

    EIN 222527080 · Headquarters: MERIDEN, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  20. Friends of the Mesquite Public Library

    EIN 752326961 · Headquarters: Mesquite, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Friends of the Metropolitan Library System in Oklahoma County

    EIN 731044902 · Headquarters: OKLAHOMA CITY, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Friends of the Metuchen Library

    EIN 222707936 · Headquarters: Metuchen, NJ, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  23. Friends of the Mexico Audrain County Library

    EIN 431308066 · Headquarters: Mexico, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Friends of the Micanopy Library

    EIN 237335368 · Headquarters: MICANOPY, FL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  25. Friends of the Michigan City Public Library Inc

    EIN 311059867 · Headquarters: Michigan City, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Friends of the Mid-columbia Regional Library

    EIN 916050122 · Headquarters: Kennewick, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Friends of the Middle Border

    EIN 460216722 · Headquarters: MITCHELL, SD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Friends of the Middle Tyger Library

    EIN 570991251 · Headquarters: Lyman, SC, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  29. Friends of the Middlebury Library I Nc

    EIN 371603487 · Headquarters: Elkhart, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Friends of the Middlebury Public Library Inc

    EIN 815213395 · Headquarters: Middlebury, CT, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  31. Friends of the Middletown Public Li

    EIN 237453446 · Headquarters: Middletown, PA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  32. Friends of the Middletown Public Library Inc

    EIN 222500376 · Headquarters: Middletown, RI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Friends of the Mill Creek Library

    EIN 911290140 · Headquarters: MILL CREEK, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Friends of the Mill Valley Library

    EIN 946172984 · Headquarters: MILL VALLEY, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  35. Friends of the Millbrae Public Library

    EIN 942569973 · Headquarters: MILLBRAE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Friends of the Millbury Public Library Inc

    EIN 223038808 · Headquarters: Millbury, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Friends of the Millville Library Incorporated

    EIN 262994071 · Headquarters: Millville, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Friends of the Milpitas Community Library

    EIN 770027075 · Headquarters: Milpitas, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  39. Friends of the Milton Council on Aging Inc

    EIN 043047012 · Headquarters: Milton, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  40. Friends of the Milton Edgewood Library

    EIN 916078165 · Headquarters: Miloton, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Friends of the Milwaukee Public Library Inc

    EIN 237417573 · Headquarters: MILWAUKEE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  42. Friends of the Minerva Public Library

    EIN 237361132 · Headquarters: Minerva, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  43. Friends of the Minnesota Orchestra

    EIN 416009099 · Headquarters: MINNEAPOLIS, MN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Friends of the Mint Inc

    EIN 566075590 · Headquarters: Charlotte, NC, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  45. Friends of the Mission Viejo Library

    EIN 330566502 · Headquarters: Mission Viejo, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Friends of the Mississippi Library Inc

    EIN 640915820 · Headquarters: Clarksdale, MS, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Friends of the Missouri Governor's Mansion

    EIN 237444679 · Headquarters: JEFFERSON CITY, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  48. Friends of the Missouri State Archives Inc

    EIN 431546889 · Headquarters: Jefferson City, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Friends of the Mitchell County Public Library

    EIN 752157844 · Headquarters: Colorado City, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Friends of the Mobile Public Library Inc

    EIN 630853846 · Headquarters: Mobile, AL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Friends of the Modesto Library

    EIN 770038333 · Headquarters: MODESTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Friends of the Monarch Club Inc

    EIN 993250258 · Headquarters: Hoschton, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Friends of the Monett Branch Library

    EIN 262486310 · Headquarters: Monett, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Friends of the Monmouth Library

    EIN 943166128 · Headquarters: MONMOUTH, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  55. Friends of the Monmouth Senior Center

    EIN 930796217 · Headquarters: Monmouth, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Friends of the Monona Public Library

    EIN 391394043 · Headquarters: Monona, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Friends of the Monroe County Library

    EIN 232356333 · Headquarters: STROUDSBURG, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  58. Friends of the Monroe County Public Library in Key West Florida Inc

    EIN 591897084 · Headquarters: KEY WEST, FL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Friends of the Monroeville Public Library

    EIN 251331864 · Headquarters: Monroeville, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Friends of the Monrovia Public Library

    EIN 510142189 · Headquarters: Monrovia, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. Friends of the Montauk Library

    EIN 112648971 · Headquarters: MONTAUK, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  62. Friends of the Montgomery Clean

    EIN 237032681 · Headquarters: Montgomery, AL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  63. Friends of the Montgomery County Public Libraries

    EIN 581730031 · Headquarters: Troy, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Friends of the Montgomery Public Library

    EIN 237207294 · Headquarters: Montgomery, AL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Friends of the Montgomery-floyd Regional Library Incorporated

    EIN 521283261 · Headquarters: Christiansburg, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Friends of the Monticello Library

    EIN 581830346 · Headquarters: Monticello, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Friends of the Montpelier Public Library

    EIN 341559067 · Headquarters: Montpelier, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Friends of the Montvale Free Public Library

    EIN 510184192 · Headquarters: MONTVALE, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Friends of the Moore Library

    EIN 731212316 · Headquarters: Moore, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Friends of the Moore-turner Heritage Gardens

    EIN 911278983 · Headquarters: Spokane, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. Friends of the Mooresville Public Library

    EIN 311049163 · Headquarters: Mooresville, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Friends of the Moraga Public Library

    EIN 237018100 · Headquarters: Moraga, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  73. Friends of the Morrisville Library

    EIN 232765621 · Headquarters: Morrisville, PA, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  74. Friends of the Morse Institute Library

    EIN 043090509 · Headquarters: Natick, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  75. Friends of the Morton Mandan Public Library

    EIN 202232944 · Headquarters: Mandan, ND, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Friends of the Mount Holyoke Rangeinc

    EIN 042741285 · Headquarters: SOUTH HADLEY, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. Friends of the Mount Horeb Library

    EIN 930841011 · Headquarters: Mount Horeb, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Friends of the Mount Kisco Public Library Inc

    EIN 132873408 · Headquarters: MOUNT KISCO, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  79. Friends of the Mount Laurel Library

    EIN 222124333 · Headquarters: Mt Laurel, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Friends of the Mountain Lake Library

    EIN 411733877 · Headquarters: Mountain Lake, MN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Friends of the Mountain View Library

    EIN 237255217 · Headquarters: Mountain View, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Friends of the Mountville Area Library Center

    EIN 232089656 · Headquarters: Mountville, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  83. Friends of the Mt Adams Cemetery Association

    EIN 208651111 · Headquarters: Glenwood, WA, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  84. Friends of the Mt Lebanon Public Library

    EIN 256066271 · Headquarters: Pittsburgh, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Friends of the Mt Pleasant Library Inc

    EIN 582160177 · Headquarters: Mt Pleasant, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Friends of the Mukilteo Library

    EIN 911179763 · Headquarters: Mukilteo, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Friends of the Muncy Public Library

    EIN 236419306 · Headquarters: Muncy, PA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  88. Friends of the Municipal Cemeteries of Fulton Inc

    EIN 610976771 · Headquarters: Fulton, KY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Friends of the Museum Hill Mansion Inc

    EIN 202641069 · Headquarters: St Joseph, MO, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  90. Friends of the Museum North Carolina Maritime Museum Inc

    EIN 561278009 · Headquarters: BEAUFORT, NC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. Friends of the Museum of Printing Inc

    EIN 042694849 · Headquarters: HAVERHILL, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  92. Friends of the Museums Inc

    EIN 271149035 · Headquarters: Fuquay Varina, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Friends of the Museums Inc

    EIN 311034071 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Friends of the Music Library Carnegie Library of Pittsburgh

    EIN 256071637 · Headquarters: Pittsburgh, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Friends of the Musical Offering

    EIN 411479301 · Headquarters: Saint Paul, MN, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  96. Friends of the Nancy Bonnette Library Fund

    EIN 843082336 · Headquarters: Wagener, SC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Friends of the Napa City County Library

    EIN 237367635 · Headquarters: Napa, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Friends of the Natatorium Ltd

    EIN 990250247 · Headquarters: Kaneohe, HI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. Friends of the National City Library

    EIN 953806954 · Headquarters: NATIONAL CITY, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  100. Friends of the Navesink Highlands

    EIN 222873784 · Headquarters: Atlantic Highlands, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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