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. Delta Mu Delta Honor Society

    EIN 901141162 · Headquarters: Brookfield, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  2. Delta Mu Delta Honor Society

    EIN 901141163 · Headquarters: BROOKFIELD, IL, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  3. Delta Mu Delta Honor Society

    EIN 901141164 · Headquarters: Brookfield, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  4. Delta Mu Delta Honor Society

    EIN 901141165 · Headquarters: Brookfield, IL, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  5. Delta Mu Delta Honor Society

    EIN 901141166 · Headquarters: Brookfield, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  6. Delta Mu Delta Honor Society

    EIN 901141167 · Headquarters: Brookfield, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  7. Delta Mu Delta Honor Society

    EIN 901190107 · Headquarters: Brookfield, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  8. Delta Mu Delta Honor Society

    EIN 930874426 · Headquarters: Brookfield, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  9. Delta Mu Delta Honor Society

    EIN 930891548 · Headquarters: Brookfield, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  10. Delta Mu Delta Honor Society

    EIN 931002786 · Headquarters: Brookfield, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  11. Delta Mu Delta Honor Society

    EIN 931069670 · Headquarters: Brookfield, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  12. Delta Mu Delta Honor Society

    EIN 942947987 · Headquarters: Brookfield, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  13. Delta Mu Delta Honor Society Chapter

    EIN 300349348 · Headquarters: Brookfield, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  14. Delta Mu Delta Honor Society Chapter

    EIN 300702513 · Headquarters: Brookfield, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  15. Delta Mu Delta Honor Society Chapter

    EIN 300719733 · Headquarters: Brookfield, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  16. Delta Mu Delta Honor Society Chapter

    EIN 300721458 · Headquarters: Brookfield, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  17. Delta Mu Delta Honor Society Chapter

    EIN 300873136 · Headquarters: Brookfield, IL, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  18. Delta Mu Delta Honor Society Chapter

    EIN 320451956 · Headquarters: Brookfield, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  19. Delta Mu Delta Honor Society Chapter

    EIN 371652569 · Headquarters: Brookfield, IL, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  20. Delta Mu Delta Honor Society Chapter

    EIN 900539699 · Headquarters: Brookfield, IL, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  21. Delta Mu House Association of Kappa Kappa Gamma Fraternity Inc

    EIN 066074890 · Headquarters: Dublin, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Delta Mu House Corporation of Alpha Phi International Fraternity Inc

    EIN 351126019 · Headquarters: Elk Grove, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  23. Delta Mu House Corporation of Delta Delta Delta

    EIN 636053401 · Headquarters: CAMDEN, AL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. Delta Mu Housing Corporation of Alpha Delta Pi

    EIN 237200232 · Headquarters: Huntsville, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Delta Mutual Water Company Inc

    EIN 946101671 · Headquarters: OAKLEY, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  26. Delta Nordic Ski Trail Club

    EIN 461255165 · Headquarters: DELTA JUNCTION, AK, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  27. Delta Nu Alpha Transportation Fraternity Inc

    EIN 510094343 · Headquarters: Huntley, IL, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  28. Delta Nu Chapter of Alpha Chi Omega Fraternity Inc

    EIN 426125730 · Headquarters: INDIANAPOLIS, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Delta Nu Chapter Omega Psi Phi Fraternity

    EIN 271152117 · Headquarters: Morganton, NC, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  30. Delta Nu Chapter Phi Delta Kappa Fraternity Inc

    EIN 356067659 · Headquarters: Plymouth, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Delta Nu Hcb of Gamma Phi Beta

    EIN 800394415 · Headquarters: SPRINGFIELD, MO, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  32. Delta Nu Housing Corporation Inc

    EIN 460803917 · Headquarters: Mount Pleasant, SC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Delta Nu of Alpha Sigma Phi Fraternity Inc

    EIN 862603575 · Headquarters: Lock Haven, PA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  34. Delta Octaton Chapter of PSK

    EIN 862786635 · Headquarters: Boone, NC, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  35. Delta Olympic Sailing Association

    EIN 581861422 · Headquarters: NEW ORLEANS, LA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  36. Delta Omega Chapter of Alpha Chi Omega Fraternity Inc

    EIN 474767736 · Headquarters: INDIANAPOLIS, IN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Delta Omega Chapter of Kappa Delta Sorority

    EIN 237114566 · Headquarters: MS STATE, MS, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Delta Omega Delta

    EIN 831043167 · Headquarters: Readfield, ME, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. Delta Omega Epsilon Fraternity Inc

    EIN 331874937 · Headquarters: Bronx, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Delta Omega Foundation Inc

    EIN 800751203 · Headquarters: Petersburg, VA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  41. Delta Omega House Association of Kappa Kappa Gamma

    EIN 946104564 · Headquarters: CLOVIS, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Delta Omega House Corp of Gamma Phi Beta Sorority Inc

    EIN 320291814 · Headquarters: BIRMINGHAM, MI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Delta Omega House Corporation of Kappa Alpha Theta Fraternity

    EIN 510170400 · Headquarters: INDIANAPOLIS, IN, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  44. Delta Omicron Chapter Alpha Chi Omega Fraternity Inc

    EIN 936027121 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Delta Omicron International Music Franternity

    EIN 814801136 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Delta Omicron International Music Fraternity

    EIN 237051084 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Delta Omicron International Music Fraternity

    EIN 237058904 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Delta Omicron International Music Fraternity

    EIN 237123125 · Headquarters: Indianapolis, IN, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  49. Delta Omicron International Music Fraternity

    EIN 237385667 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Delta Omicron International Music Fraternity

    EIN 256094044 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Delta Omicron International Music Fraternity

    EIN 300687043 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Delta Omicron International Music Fraternity

    EIN 311202065 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Delta Omicron International Music Fraternity

    EIN 311463341 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Delta Omicron International Music Fraternity

    EIN 311463345 · Headquarters: Indianapolis, IN, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  55. Delta Omicron International Music Fraternity

    EIN 311463354 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Delta Omicron International Music Fraternity

    EIN 316079735 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Delta Omicron International Music Fraternity

    EIN 316084865 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Delta Omicron International Music Fraternity

    EIN 320343710 · Headquarters: Indianapolis, IN, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  59. Delta Omicron International Music Fraternity

    EIN 346555776 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Delta Omicron International Music Fraternity

    EIN 346608069 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Delta Omicron International Music Fraternity

    EIN 376047513 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Delta Omicron International Music Fraternity

    EIN 376047765 · Headquarters: Indianapolis, IN, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  63. Delta Omicron International Music Fraternity

    EIN 383843284 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Delta Omicron International Music Fraternity

    EIN 383843488 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Delta Omicron International Music Fraternity

    EIN 386089376 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Delta Omicron International Music Fraternity

    EIN 386091502 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Delta Omicron International Music Fraternity

    EIN 396078681 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Delta Omicron International Music Fraternity

    EIN 396096929 · Headquarters: Indianapolis, IN, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  69. Delta Omicron International Music Fraternity

    EIN 476057632 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Delta Omicron International Music Fraternity

    EIN 576034489 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Delta Omicron International Music Fraternity

    EIN 611727890 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Delta Omicron International Music Fraternity

    EIN 616034344 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Delta Omicron International Music Fraternity

    EIN 616057221 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Delta Omicron International Music Fraternity

    EIN 626063469 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Delta Omicron International Music Fraternity

    EIN 626079214 · Headquarters: Indianapolis, IN, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  76. Delta Omicron International Music Fraternity

    EIN 636050315 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Delta Omicron International Music Fraternity

    EIN 636066519 · Headquarters: Indianapolis, IN, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  78. Delta Omicron International Music Fraternity

    EIN 646034685 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Delta Omicron International Music Fraternity

    EIN 746061774 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Delta Omicron International Music Fraternity

    EIN 820999790 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Delta Omicron International Music Fraternity

    EIN 833153298 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Delta Omicron International Music Fraternity

    EIN 840361278 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Delta Omicron International Music Fraternity

    EIN 846036507 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Delta Omicron International Music Fraternity

    EIN 853259926 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Delta Omicron International Music Fraternity

    EIN 900018138 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Delta Omicron International Music Fraternity

    EIN 900778437 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Delta Omicron International Music Fraternity

    EIN 900779295 · Headquarters: Indianapolis, IN, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  88. Delta Omicron International Music Fraternity

    EIN 930765387 · Headquarters: INDIANAPOLIS, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Delta Pacific Dental Hygienist Association

    EIN 841886450 · Headquarters: ESCALON, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. Delta Peach Bottom Elementary Pta

    EIN 232637000 · Headquarters: DELTA, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  91. Delta Phi Alpha National Honorary German Fraternity

    EIN 237354232 · Headquarters: Washington, PA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  92. Delta Phi Chapter of Theta Chi Fraternity

    EIN 921864469 · Headquarters: Denton, TX, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  93. Delta Phi Delta

    EIN 356037713 · Headquarters: West Lafayette, IN, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  94. Delta Phi Epsilon Foundation for Foreign Service Education

    EIN 521351011 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  95. Delta Phi Epsilon Professional Foreign Service Fraternity Inc

    EIN 237075201 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  96. Delta Phi Epsilon Sorority Inc

    EIN 275400587 · Headquarters: PHILADELPHIA, PA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  97. Delta Phi Epsilon Sorority Inc

    EIN 371624272 · Headquarters: PHILADELPHIA, PA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  98. Delta Phi Epsilon Sorority Inc

    EIN 431971836 · Headquarters: PHILADELPHIA, PA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  99. Delta Phi Epsilon Sorority Inc

    EIN 452558277 · Headquarters: Philadelphia, PA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  100. Delta Phi Epsilon Sorority Inc

    EIN 452558333 · Headquarters: PHILADELPHIA, PA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

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