Unknown & Unclassified nonprofits in Louisiana

Unknown & Unclassified nonprofits in Louisiana. Browse 6,974 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. Old Miss Hunting Club

    EIN 721439674 · Headquarters: New Roads, LA, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990

  2. Old Saline Community Cemetery

    EIN 720987807 · Headquarters: Castor, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Olde Towne Arts and Cultural

    EIN 201163753 · Headquarters: LAFAYETTE, LA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  4. Olde Towne Merchants Association

    EIN 721317137 · Headquarters: Slidell, LA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  5. Ole Man River PETS Inc

    EIN 871455669 · Headquarters: Lake Charles, LA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  6. Olive Branch Community Development Corporation

    EIN 721461052 · Headquarters: New Orleans, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Olympic Sailing Association at New Orleans

    EIN 726030187 · Headquarters: NEW ORLEANS, LA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  8. Omega Bible Institute & Seminary

    EIN 721298218 · Headquarters: MONROE, LA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  9. Omega Psi Phi Franternity

    EIN 871951645 · Headquarters: New Orleans, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Omega Psi Phi Fraternity

    EIN 721096663 · Headquarters: Shreveport, LA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  11. Omega Psi Phi Fraternity

    EIN 726027659 · Headquarters: NEW ORLEANS, LA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  12. Omega Psi Phi Fraternity

    EIN 726033327 · Headquarters: Plaquemine, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Omega Psi Phi Fraternity Beta Sigma Chapter 48

    EIN 800592292 · Headquarters: Baton Rouge, LA, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  14. Omega Psi Phi Fraternity Inc

    EIN 800647580 · Headquarters: Leesville, LA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Omega Psi Phi Fraternity Inc Gamma Delta Chapter

    EIN 870745645 · Headquarters: Lafayette, LA, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  16. Omega Psi Phi Inc

    EIN 721508871 · Headquarters: Houma, LA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  17. Omicron Kappa Upsilon-honorary Dental Society

    EIN 237140518 · Headquarters: New Orleans, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. On Deck Club

    EIN 821099841 · Headquarters: Paulina, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Oncology Nursing Society

    EIN 521458439 · Headquarters: Prairieville, LA, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  20. Oncology Nursing Society

    EIN 721220371 · Headquarters: Lafayette, LA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  21. One Acadiana Inc

    EIN 720232780 · Headquarters: LAFAYETTE, LA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  22. One Baton Rouge

    EIN 831026912 · Headquarters: Baton Rouge, LA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  23. One Church of Livingston In

    EIN 333315270 · Headquarters: Walker, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. One Eye Foundation Inc

    EIN 204557172 · Headquarters: New Orleans, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. One Great River of Louisiana Inc

    EIN 720981860 · Headquarters: Shreveport, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. One Hundred Fifty Sixth Army Band

    EIN 261201016 · Headquarters: bossier city, LA, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  27. Ontap

    EIN 274076802 · Headquarters: New Iberia, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Ooo Lala Charities

    EIN 821067128 · Headquarters: gretna, LA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  29. Opeiu - Local 108

    EIN 593700102 · Headquarters: Carencro, LA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  30. Opelousas Area Association for Retarded Children

    EIN 720851202 · Headquarters: Church Point, LA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  31. Opelousas Area Cerebral Palsey Therapy Clinic

    EIN 720516082 · Headquarters: OPELOUSAS, LA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  32. Opportunities Industrialization Center of Ousachit

    EIN 720801911 · Headquarters: Monroe, LA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Opportunity Awaits Inc

    EIN 852976078 · Headquarters: Monroe, LA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. Optimist Club of Bossier City

    EIN 726031435 · Headquarters: BOSSIER CITY, LA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Optimist Club of New Iberia

    EIN 726027939 · Headquarters: NEW IBERIA, LA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Optimist International

    EIN 720630529 · Headquarters: Lake Charles, LA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  37. Optimist International

    EIN 721226950 · Headquarters: HORNBECK, LA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Optimist International

    EIN 726031176 · Headquarters: Carencro, LA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  39. Optimist International

    EIN 726031426 · Headquarters: Jennings, LA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. Optimist International

    EIN 766027380 · Headquarters: Benton, LA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  41. Optimist International

    EIN 900954733 · Headquarters: Evans, LA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  42. Optimist International 39050 Monroe Greater La

    EIN 726025409 · Headquarters: MONROE, LA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  43. Optimist International 39140 Gretna La

    EIN 726031433 · Headquarters: GRETNA, LA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  44. Optimist Leukemia Foundation of Louisiana Inc

    EIN 720780934 · Headquarters: Bossier City, LA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  45. Options Community Resources Inc

    EIN 852035786 · Headquarters: Baton Rouge, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Optometry Association of Louisiana

    EIN 720702458 · Headquarters: SULPHUR, LA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Orchid Society Llc

    EIN 275540340 · Headquarters: New Orleans, LA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  48. Order of Eastern Prince Hall Affiliation of Louisiana

    EIN 020801871 · Headquarters: Opelousas, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Order of Eastern Star Prince Affiliation of Louisiana

    EIN 261807106 · Headquarters: Boisser City, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Order of Eastern Star Prince Hall Affiliation Louisiana

    EIN 352390733 · Headquarters: Baton Rouge, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237350677 · Headquarters: Terrytown, LA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526163 · Headquarters: New Orleans, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526164 · Headquarters: New Orleans, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526165 · Headquarters: Mansfield, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526166 · Headquarters: Natchitoches, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526167 · Headquarters: Bogalusa, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526168 · Headquarters: White Castle, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526169 · Headquarters: New Orleans, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526171 · Headquarters: Franklin, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526172 · Headquarters: Baker, LA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526173 · Headquarters: Baker, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526174 · Headquarters: Baton Rouge, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526175 · Headquarters: Lake Charles, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526176 · Headquarters: Thibodaux, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526177 · Headquarters: New Iberia, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526178 · Headquarters: New Orleans, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526181 · Headquarters: Franklin, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526183 · Headquarters: Shreveport, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526184 · Headquarters: Thibodaux, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526185 · Headquarters: Darrow, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526187 · Headquarters: Opelousas, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526189 · Headquarters: Patterson, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526190 · Headquarters: Alexandria, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526193 · Headquarters: Jeanerette, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526195 · Headquarters: Brusly, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526196 · Headquarters: Monroe, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526198 · Headquarters: Lake Charles, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526201 · Headquarters: Bernice, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526204 · Headquarters: Grambling, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526205 · Headquarters: Angie, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526206 · Headquarters: Jennings, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526207 · Headquarters: Ponchatoula, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526208 · Headquarters: Grambling, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526209 · Headquarters: Florien, LA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  85. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526212 · Headquarters: Saline, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526214 · Headquarters: New Orleans, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526215 · Headquarters: Winnsboro, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526216 · Headquarters: DeRidder, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526217 · Headquarters: Baldwin, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526218 · Headquarters: Tallulah, LA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  91. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526219 · Headquarters: Plaquemine, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526220 · Headquarters: Oakdale, LA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  93. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526221 · Headquarters: Marrero, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526222 · Headquarters: Bastrop, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526223 · Headquarters: Haynesville, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526224 · Headquarters: Marksville, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526226 · Headquarters: Vidalia, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526227 · Headquarters: Monroe, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526228 · Headquarters: Bienville, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Order of Eastern Star Prince Hall Affiliation of Louisiana

    EIN 237526229 · Headquarters: Bienville, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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