Unknown & Unclassified nonprofits in Iowa

Unknown & Unclassified nonprofits in Iowa. Browse 15,415 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. Madison County Geneological Society

    EIN 421201663 · Headquarters: Earlham, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Madison Lutheran Cemetery Association

    EIN 426070563 · Headquarters: DECORAH, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Madrid Action Committee

    EIN 421367733 · Headquarters: Madrid, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Madrid Community Chest Inc

    EIN 465531308 · Headquarters: Madrid, IA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  5. Madrid Education Association

    EIN 421218170 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Madrid Educational Endowment Foundation

    EIN 421350462 · Headquarters: Madrid, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Madrid Youth Disc Golf

    EIN 923886315 · Headquarters: MADRID, IA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  8. Magni Barbell Inc

    EIN 475320030 · Headquarters: Iowa City, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Magnificat-nw Iowa Chapter

    EIN 463999025 · Headquarters: Pocahontas, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Mahana-cong Church Scholar Found

    EIN 421391307 · Headquarters: ALGONA, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  11. Maharishi Foundation USA Inc

    EIN 043196447 · Headquarters: FAIRFIELD, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Mahaska Chamber and Development

    EIN 421458680 · Headquarters: OSKALOOSA, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Mahaska County Employee Health Plan

    EIN 421187125 · Headquarters: OSKALOOSA, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Mahaska County Habitat for Humanity

    EIN 421410234 · Headquarters: OSKALOOSA, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Mahaska County Historical Society

    EIN 420889923 · Headquarters: OSKALOOSA, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Mahaska Rural Water Systems Inc

    EIN 421027242 · Headquarters: OSKALOOSA, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  17. Mahoney-hill Charitable Fund Trust

    EIN 426071007 · Headquarters: SIOUX CITY, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  18. Main Street Cruisers

    EIN 421362431 · Headquarters: Dubuque, IA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  19. Main Street Iowa Falls Inc

    EIN 421360990 · Headquarters: IOWA FALLS, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  20. Main Street Mount Pleasant

    EIN 421124755 · Headquarters: MT PLEASANT, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  21. Main Street Ottumwa

    EIN 462763878 · Headquarters: OTTUMWA, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Mainstream Foundation

    EIN 421369328 · Headquarters: AMES, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Maisy & Marleys Purpose

    EIN 862812973 · Headquarters: COUNCIL BLUFFS, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  24. Making Lives Jolly Inc

    EIN 852357860 · Headquarters: Spirit Lake, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Malcom Manor

    EIN 421112535 · Headquarters: Montezuma, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Malolos Verdun Military Order of the Cooties Puptent 1

    EIN 352526004 · Headquarters: Grimes, IA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  27. Malone Creek Estates Inc

    EIN 421310795 · Headquarters: INDEPENDENCE, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Malvern Cemetery Association

    EIN 420687721 · Headquarters: Malvern, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Malvern Education Association

    EIN 274362489 · Headquarters: Malvern, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Mamas Sanctuary by Sweet Sofia

    EIN 414634478 · Headquarters: Marion, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Mamie Doud Eisenhower Birth Place Foundation Inc

    EIN 421031097 · Headquarters: BOONE, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Manatt's Inc Group Health Plan Trust

    EIN 421450400 · Headquarters: BROOKLYN, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Manchester American Legion Post 45

    EIN 421375896 · Headquarters: MANCHESTER, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  34. Manchester Area Chamber of Commerce

    EIN 420655641 · Headquarters: MANCHESTER, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  35. Manchester Cemetery Company

    EIN 420393000 · Headquarters: MANCHESTER, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  36. Manchester Enterprises Inc

    EIN 421369340 · Headquarters: MANCHESTER, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Manifesting Miracles Foundation

    EIN 473253792 · Headquarters: Fairfield, IA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  38. Manilla Development Corporation

    EIN 237088728 · Headquarters: Algona, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Manly Retirement Apartments Inc

    EIN 237303564 · Headquarters: MANLY, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  40. Manly Vol Firefighters Assn Inc

    EIN 421465964 · Headquarters: MANLY, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Mann Before and After School Prog

    EIN 421150170 · Headquarters: IOWA CITY, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Manning Community Foundation

    EIN 421158700 · Headquarters: MANNING, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  43. Manning Community Services Inc

    EIN 421126662 · Headquarters: MANNING, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Manning Heritage Foundation

    EIN 421124752 · Headquarters: Manning, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Mansfield Charitable Foundation

    EIN 421226535 · Headquarters: TAMA, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  46. Maple Grove Cemetery Association Incorporated

    EIN 420708336 · Headquarters: Melbourne, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Maple Heights Annex Inc

    EIN 421456926 · Headquarters: SIOUX CITY, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  48. Maple Heights Apartments Inc

    EIN 421184135 · Headquarters: SIOUX CITY, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  49. Maple Manor Apartments Inc

    EIN 420984900 · Headquarters: Algona, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Maple Valley Housing Inc

    EIN 421009804 · Headquarters: SPENCER, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  51. Maple Valley Teachers Association

    EIN 421314112 · Headquarters: Anthon, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Maple View Manor

    EIN 420957529 · Headquarters: ALGONA, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  53. Mapleton

    EIN 426127957 · Headquarters: Mapleton, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Maquoketa Area Chamber of Commerce

    EIN 420883748 · Headquarters: MAQUOKETA, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Maquoketa Betterment Corporation

    EIN 421270680 · Headquarters: MAQUOKETA, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Maquoketa Community Services Inc

    EIN 420936373 · Headquarters: MAQUOKETA, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  57. Maquoketa Country Club

    EIN 420394580 · Headquarters: MAQUOKETA, IA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  58. Maquoketa Education Association

    EIN 520203392 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Maquoketa Firefighters Association

    EIN 421284374 · Headquarters: MAQUOKETA, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  60. Maquoketa Indust Dev Assist Serv

    EIN 421195086 · Headquarters: MAQUOKETA, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  61. Maquoketa Masonic Temple Assn

    EIN 237275888 · Headquarters: Maquoketa, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Maquoketa Valley Electric Cooperative

    EIN 420394605 · Headquarters: Anamosa, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  63. Marathon Community Center

    EIN 421307399 · Headquarters: Marathon, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Marathon Museum Inc

    EIN 994401879 · Headquarters: marathon, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. March for Our Lives Iowa Action Fund

    EIN 843571507 · Headquarters: Iowa City, IA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  66. Marcus Community Action Club

    EIN 421140044 · Headquarters: Marcus, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Marcus Ecvonomic Development Corporation

    EIN 431151622 · Headquarters: Marcus, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Marcus-meriden-cleghorn Classified Staff Association

    EIN 274415801 · Headquarters: Marcus, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. Marcus-meriden-cleghorn Teachers Association

    EIN 274416068 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  70. Marek Trust Fund

    EIN 426397123 · Headquarters: MUSCATINE, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  71. Margaret Ann Martin Everist Foundation

    EIN 421343418 · Headquarters: SIOUX CITY, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  72. Margaret E Dallas Scholarships

    EIN 421238258 · Headquarters: TIPTON, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  73. Marian Housing of Gilbertville Inc

    EIN 421055927 · Headquarters: INDEPENDENCE, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  74. Marie L Carter and John L Carter Trust Fund for the Southeast Polk S

    EIN 421179937 · Headquarters: BOONE, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  75. Marine Corp League

    EIN 320033454 · Headquarters: bettendorf, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Marine Corps League

    EIN 201492419 · Headquarters: Dougherty, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Marine Corps League

    EIN 204577396 · Headquarters: Waverly, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Marine Corps League

    EIN 237110189 · Headquarters: Cedar Rapids, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Marine Corps League

    EIN 237131247 · Headquarters: Mitchellville, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Marine Corps League

    EIN 237226144 · Headquarters: Bonoe, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Marine Corps League

    EIN 421054885 · Headquarters: Fort Dodge, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Marine Corps League

    EIN 421165702 · Headquarters: DES MOINES, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Marine Corps League

    EIN 421222612 · Headquarters: Sioux City, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Marine Corps League

    EIN 421401522 · Headquarters: ROCKWELL, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Marine Corps League

    EIN 421505094 · Headquarters: Mitchellville, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Marine Corps League

    EIN 421513230 · Headquarters: Burlington, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Marine Corps League

    EIN 426075625 · Headquarters: Dubuque, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Marine Corps League

    EIN 800766464 · Headquarters: Mitchellville, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Marine Corps League

    EIN 820870689 · Headquarters: burlington, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Marine Corps League

    EIN 820871154 · Headquarters: Waverly, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Marine Corps League

    EIN 882668710 · Headquarters: BURLINGTON, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Marine Corps League

    EIN 931991846 · Headquarters: Denver, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Marine Corps League

    EIN 933365303 · Headquarters: Sioux City, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Marion County Community Foundation

    EIN 562529370 · Headquarters: Knoxville, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Marion County Sportsmen Club

    EIN 421050349 · Headquarters: KNOXVILLE, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  96. Marion Custodial Association

    EIN 274372831 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. Marion Economic Development Company

    EIN 421318828 · Headquarters: MARION, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Marion Education Association

    EIN 237346188 · Headquarters: Des Moines, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. Marion Historical Museum Inc

    EIN 510145425 · Headquarters: Marion, IA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Marion Independent School Foundation and Alumni Association

    EIN 421343360 · Headquarters: MARION, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

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