Unknown & Unclassified nonprofits in Maryland

Unknown & Unclassified nonprofits in Maryland. Browse 10,672 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. Phi Alpha Delta Law Fraternity

    EIN 946131136 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Phi Alpha Delta Law Fraternity

    EIN 953407257 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Phi Alpha Delta Law Fraternity

    EIN 953900409 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Phi Alpha Delta Law Fraternity

    EIN 953900442 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Phi Alpha Delta Law Fraternity

    EIN 953900866 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Phi Alpha Delta Law Fraternity

    EIN 953900880 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Phi Alpha Delta Law Fraternity

    EIN 954607333 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Phi Alpha Delta Law Fraternity

    EIN 954631739 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  9. Phi Alpha Delta Law Fraternity

    EIN 954720637 · Headquarters: Towson, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Phi Alpha Delta Law Fraternity

    EIN 954720639 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Phi Alpha Delta Law Fraternity

    EIN 954742128 · Headquarters: Towson, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Phi Alpha Delta Law Fraternity

    EIN 956144558 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Phi Alpha Delta Law Fraternity

    EIN 956144559 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Phi Alpha Delta Law Fraternity

    EIN 994825644 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Phi Alpha Delta Law Fraternity International

    EIN 460513558 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Phi Alpha Delta Law Fraternity International

    EIN 951105025 · Headquarters: TOWSON, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Phi Alpha Delta Law University

    EIN 912038893 · Headquarters: TOWSON, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Phi Beta Mu - Alpha Iota Chapter

    EIN 932016392 · Headquarters: Columbia, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Phi Beta Sigma Fraternity Inc

    EIN 474160093 · Headquarters: Baltimore, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  20. Phi Delta Delta Legal Fraternity Omicron Chapter

    EIN 236446074 · Headquarters: Towson, MD, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  21. Phi Delta Theta Fraternity

    EIN 237217139 · Headquarters: Westminster, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. Phi Delta Theta Fraternity

    EIN 364651090 · Headquarters: BALTIMORE, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Phi Delta Theta Fraternity

    EIN 521682166 · Headquarters: Chestertown, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Phi Deuteron House Corporation Ramez Fahmy

    EIN 521710554 · Headquarters: OLNEY, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  25. Phi Gamma Delta Fraternity

    EIN 934721573 · Headquarters: COLLEGE PARK, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Phi Kappa Psi Fraternity

    EIN 823040990 · Headquarters: Towson, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Phi Kappa Psi Fraternity Maryland Gamma Chapter

    EIN 800523085 · Headquarters: COLLEGE PARK, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  28. Phi Kappa Sigma Educational Fund Inc

    EIN 236235335 · Headquarters: CHESTERTOWN, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  29. Phi Kappa Tau Fraternity Beta Omicron

    EIN 520739730 · Headquarters: DERWOOD, MD, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  30. Phi Mu Delta Mu Omicron Alumni

    EIN 463005526 · Headquarters: Cresaptown, MD, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  31. Phi Sigma Sigma

    EIN 237163947 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  32. Phi Sigma Sigma

    EIN 271269899 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Phi Sigma Sigma

    EIN 271836834 · Headquarters: Sykesville, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  34. Phi Sigma Sigma

    EIN 273450657 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. Phi Sigma Sigma

    EIN 311105766 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Phi Sigma Sigma

    EIN 382855990 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. Phi Sigma Sigma

    EIN 510485580 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Phi Sigma Sigma

    EIN 510485582 · Headquarters: Sykesville, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  39. Phi Sigma Sigma

    EIN 526056449 · Headquarters: Sykesville, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  40. Phi Sigma Sigma

    EIN 581485431 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Phi Sigma Sigma

    EIN 581485435 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. Phi Sigma Sigma

    EIN 581485439 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Phi Sigma Sigma

    EIN 581485442 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  44. Phi Sigma Sigma

    EIN 581858571 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Phi Sigma Sigma

    EIN 581858576 · Headquarters: SYKESVILLE, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  46. Phi Sigma Sigma

    EIN 581858589 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Phi Sigma Sigma

    EIN 581858592 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Phi Sigma Sigma

    EIN 581864056 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Phi Sigma Sigma

    EIN 581864065 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. Phi Sigma Sigma

    EIN 581864085 · Headquarters: Sykesville, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  51. Phi Sigma Sigma

    EIN 581864091 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Phi Sigma Sigma

    EIN 581864105 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. Phi Sigma Sigma

    EIN 581864109 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Phi Sigma Sigma

    EIN 581864111 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. Phi Sigma Sigma

    EIN 581864115 · Headquarters: Sykesville, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  56. Phi Sigma Sigma

    EIN 581864116 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. Phi Sigma Sigma

    EIN 581864118 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Phi Sigma Sigma

    EIN 581864123 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Phi Sigma Sigma

    EIN 581864126 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Phi Sigma Sigma

    EIN 581864128 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. Phi Sigma Sigma

    EIN 581864130 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Phi Sigma Sigma

    EIN 581908624 · Headquarters: Sykesville, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  63. Phi Sigma Sigma

    EIN 581908626 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Phi Sigma Sigma

    EIN 581908631 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Phi Sigma Sigma

    EIN 581908636 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. Phi Sigma Sigma

    EIN 581908638 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  67. Phi Sigma Sigma

    EIN 650584443 · Headquarters: Sykesville, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  68. Phi Sigma Sigma

    EIN 753224072 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. Phi Sigma Sigma - Beta Eta Chapter

    EIN 475518135 · Headquarters: ELDERSBURG, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Phi Sigma Sigma - Delta Phi Chapter

    EIN 581864075 · Headquarters: ELDERSBURG, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  71. Phi Sigma Sigma - Delta Xi Chapter

    EIN 581864062 · Headquarters: ELDERSBURG, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  72. Phi Sigma Sigma - Epsilon Alpha Chapter

    EIN 371376206 · Headquarters: ELDERSBURG, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  73. Phi Sigma Sigma Central Indiana Alumnae Club

    EIN 900426185 · Headquarters: Sykesville, MD, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  74. Phi Sigma Sigma Epsilon Chapter

    EIN 900428547 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. Phi Sigma Sigma Inc

    EIN 236432249 · Headquarters: Sykesville, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. Phi Sigma Sigma Inc

    EIN 311254232 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. Phi Sigma Sigma Inc

    EIN 364656209 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Phi Sigma Sigma Inc

    EIN 383801496 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Phi Sigma Sigma Inc

    EIN 453236484 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. Phi Sigma Sigma Inc

    EIN 475532648 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. Phi Sigma Sigma Inc

    EIN 530220898 · Headquarters: ELDERSBURG, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Phi Sigma Sigma Inc

    EIN 581864080 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. Phi Sigma Sigma Inc

    EIN 582007633 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Phi Sigma Sigma Inc

    EIN 582014028 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. Phi Sigma Sigma Inc

    EIN 582041443 · Headquarters: Sykesville, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. Phi Sigma Sigma Inc

    EIN 582041444 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. Phi Sigma Sigma Inc

    EIN 582041445 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. Phi Sigma Sigma Inc

    EIN 582041450 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Phi Sigma Sigma Inc

    EIN 650276389 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. Phi Sigma Sigma Inc

    EIN 650276410 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Phi Sigma Sigma Inc

    EIN 650276418 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  92. Phi Sigma Sigma Inc

    EIN 650276433 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Phi Sigma Sigma Inc

    EIN 650276438 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. Phi Sigma Sigma Inc

    EIN 650276444 · Headquarters: Elkridge, MD, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  95. Phi Sigma Sigma Inc

    EIN 650337704 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Phi Sigma Sigma Inc

    EIN 650472446 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. Phi Sigma Sigma Inc

    EIN 650472453 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. Phi Sigma Sigma Inc

    EIN 650584432 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  99. Phi Sigma Sigma Inc

    EIN 650911832 · Headquarters: Sykesville, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. Phi Sigma Sigma Inc

    EIN 814291442 · Headquarters: Eldersburg, MD, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

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