Unknown & Unclassified nonprofits in Texas

Unknown & Unclassified nonprofits in Texas. Browse 39,901 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 Center Cemetery Perpetual Care Fund

    EIN 510167831 · Headquarters: Tenaha, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. Old Central Cultural Center Inc

    EIN 237353686 · Headquarters: GALVESTON, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  3. Old Downtown Carrollton Association

    EIN 752188244 · Headquarters: CARROLLTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Old Glory Community Center Inc

    EIN 752173378 · Headquarters: HAMLIN, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Old Glory Foundation Inc

    EIN 472498352 · Headquarters: San Angelo, TX, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  6. Old Hall Cemetery Association Inc

    EIN 510145936 · Headquarters: LEWISVILLE, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Old High Hill Cemetery Association Inc

    EIN 746055089 · Headquarters: WEST POINT, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Old Jail Art Center

    EIN 132952646 · Headquarters: ALBANY, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Old Kit Cemetery Inc

    EIN 756036372 · Headquarters: Frisco, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Old Mobeetie Jail Museum

    EIN 751528660 · Headquarters: Mobeetie, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Old Oakwood Cemetery Association

    EIN 751752249 · Headquarters: Jefferson, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  12. Old Palestine Cemetery Endowment Fund

    EIN 510192385 · Headquarters: ALTO, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Old Perry Cemetery Association

    EIN 742342764 · Headquarters: Waco, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Old Pleasant Vallley Cemetery Near Buffalo Springs Texas

    EIN 752056696 · Headquarters: BOWIE, TX, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  15. Old Red Rock Cemetery Association Inc

    EIN 742836045 · Headquarters: Dale, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Old Route 66 Association of Texas

    EIN 752405261 · Headquarters: Amarillo, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Old Settlers Association of Grayson

    EIN 751242460 · Headquarters: Sherman, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Old Settlers Association of Williamson County

    EIN 746062061 · Headquarters: ROUND ROCK, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Old Slater Mill Tui

    EIN 056007936 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  20. Old Southland Cemetery Association

    EIN 510193868 · Headquarters: Grand Prairie, TX, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  21. Old Spanish Missions Inc

    EIN 742155244 · Headquarters: SAN ANTONIO, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Old Town Business Association

    EIN 752841825 · Headquarters: Lewisville, TX, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  23. Old Trail Drivers Association of Texas

    EIN 320430882 · Headquarters: SAN ANTONIO, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Old Washington 4-H Dairy Judging Sp

    EIN 814212736 · Headquarters: Brenham, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Old West Newfoundland Club

    EIN 742834627 · Headquarters: Magnolia, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Olde Oaks Community Improvement Association Inc Co Crest Management

    EIN 741883156 · Headquarters: HOUSTON, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Olde Raleigh Village Inc

    EIN 752560348 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Olden Water Supply Corporation

    EIN 751338430 · Headquarters: OLDEN, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Oldham County Soil Conservation District

    EIN 756038564 · Headquarters: Vega, TX, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  30. Oldham Little Church Foundation

    EIN 760465633 · Headquarters: Houston, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  31. Oldham Livestock Fund

    EIN 320240545 · Headquarters: Vega, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Oldies but Goodies

    EIN 475046461 · Headquarters: Trinity, TX, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  33. Oletha Community Center Association

    EIN 742323416 · Headquarters: Thornton, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Olg Relay

    EIN 472289275 · Headquarters: Castroville, TX, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  35. Olga Barbee Harris Charitable Trust

    EIN 954283597 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  36. Olive Branch Cemetery Association of Anderson County Texas

    EIN 751747504 · Headquarters: Palestine, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Olive Branch Fellowship of Austin

    EIN 461888806 · Headquarters: austin, TX, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  38. Olive F Stengel Tr Uart 7 Ow

    EIN 066107993 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  39. Olive Kerry Trust

    EIN 916113666 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  40. Olivefit

    EIN 272257516 · Headquarters: Spring, TX, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  41. Oliver Cemetery Association

    EIN 237011467 · Headquarters: VICTORIA, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Oliver Family Charities

    EIN 852354233 · Headquarters: Cedar Hill, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Oliver R Kraehe Charitable Tr

    EIN 436109072 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  44. Oliver Root Tr Uw

    EIN 046060546 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  45. Oliver Wendell Holmes Band Booster Club

    EIN 742789405 · Headquarters: San Antonio, TX, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  46. Olivia M Cutting

    EIN 136070049 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  47. Ollege and Minnie Morrison Scholarship Foundation Inc

    EIN 873167524 · Headquarters: Livingston, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Olmito Water Supply Corporation

    EIN 741595545 · Headquarters: OLMITO, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  49. Olney Amputee Dove Hunt

    EIN 475644234 · Headquarters: OLNEY, TX, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  50. Olney Chamber of Commerce

    EIN 751437450 · Headquarters: Olney, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  51. Olney Community Library Inc

    EIN 751738379 · Headquarters: OLNEY, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Olney Industrial Development Corporation

    EIN 752358407 · Headquarters: OLNEY, TX, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990

  53. Olney Senior Cub Center Inc

    EIN 751721482 · Headquarters: OLNEY, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Olton Cemetery Association

    EIN 751210856 · Headquarters: OLTON, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  55. Olton Chamber of Commerce & Agriculture

    EIN 750989942 · Headquarters: OLTON, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  56. Olympus International Alumni Inc

    EIN 521050497 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  57. Omega Building Company

    EIN 742607087 · Headquarters: Austin, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. Omega Chi Dke Alumni Association

    EIN 464845045 · Headquarters: HOUSTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Omega Christian Communications

    EIN 463996341 · Headquarters: San Antonio, TX, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  60. Omega Delta Phi at Northeastern Illinois University

    EIN 822243680 · Headquarters: Dallas, TX, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  61. Omega Delta Phi at Northwestern University

    EIN 822243705 · Headquarters: Dallas, TX, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  62. Omega Delta Phi at Southern Illinois University

    EIN 822243745 · Headquarters: Dallas, TX, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  63. Omega Delta Phi at the University of Illinois at Chicago

    EIN 822243785 · Headquarters: Dallas, TX, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  64. Omega Delta Phi at Univeristy of Illinois Urbana-champaign

    EIN 822243765 · Headquarters: Dallas, TX, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  65. Omega Delta Phi Fraternity Midwest Region Inc

    EIN 822243336 · Headquarters: Dallas, TX, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  66. Omega Delta Phi National Alumni Association

    EIN 371832585 · Headquarters: Dallas, TX, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  67. Omega Delta Phi-sam Houston State University

    EIN 264497097 · Headquarters: Huntsville, TX, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  68. Omega Phi Fraternity

    EIN 451872892 · Headquarters: San Antonio, TX, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  69. Omega Psi Phi Franternity

    EIN 854219588 · Headquarters: Hawkins, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Omega Psi Phi Fraternity

    EIN 273750133 · Headquarters: Missouri City, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  71. Omega Psi Phi Fraternity

    EIN 274019275 · Headquarters: Port Arthur, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Omega Psi Phi Fraternity

    EIN 352444771 · Headquarters: Marshall, TX, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  73. Omega Psi Phi Fraternity

    EIN 364732240 · Headquarters: marshall, TX, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  74. Omega Psi Phi Fraternity

    EIN 412182775 · Headquarters: Tyler, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  75. Omega Psi Phi Fraternity- Alpha Iota Iota Chapter

    EIN 471570665 · Headquarters: Dallas, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. Omega Psi Phi Theta Upsilon

    EIN 274897878 · Headquarters: Texarkana, TX, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  77. Omicron Kappa Upsilon Honorary Dental Society

    EIN 237132974 · Headquarters: Dallas, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Omicron Kappa Upsilon-honorary Dental Society

    EIN 237451601 · Headquarters: San Antonio, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Omicron Nu Nu Chapter

    EIN 874513883 · Headquarters: Round Rock, TX, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  80. Omicron Theta of Chi Omega Fraternity

    EIN 756059986 · Headquarters: Wichita Falls, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  81. Omw Ministries

    EIN 823930719 · Headquarters: HOUSTON, TX, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  82. On-target Training Academy

    EIN 813924796 · Headquarters: Glen Rose, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. Onalaska Water Supply Corporation

    EIN 741751481 · Headquarters: ONALASKA, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Oncology Nursing Society

    EIN 521251939 · Headquarters: Pasadena, TX, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  85. Oncology Nursing Society

    EIN 521890139 · Headquarters: Midland, TX, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  86. Oncology Nursing Society

    EIN 752452043 · Headquarters: Tyler, TX, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  87. Ondo Pier Club 93

    EIN 760428720 · Headquarters: HOUSTON, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. One Blood Initiative Inc

    EIN 900588501 · Headquarters: Austin, TX, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  89. One Eyed Jack Saloon

    EIN 271393090 · Headquarters: WHITEWRIGHT, TX, USA · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-EZ

  90. One Family Reconnect

    EIN 770711750 · Headquarters: DALLAS, TX, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  91. One Heart Ministry-for First Nation People

    EIN 800567672 · Headquarters: Corinth, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. One Hope One Life International

    EIN 800456428 · Headquarters: MESQUITE, TX, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  93. One in One Hundred Gun Club

    EIN 741326445 · Headquarters: BEAUMONT, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. One Man Show Ministries

    EIN 752795088 · Headquarters: Fort Worth, TX, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  95. One March Llc

    EIN 822741231 · Headquarters: Austin, TX, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  96. One River Global

    EIN 933373946 · Headquarters: League City, TX, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. One Step to Freedom

    EIN 822416437 · Headquarters: Austin, TX, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  98. One Trinity Harbor School House

    EIN 473968659 · Headquarters: Burleson, TX, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  99. One Union Inc

    EIN 923977920 · Headquarters: Dallas, TX, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  100. One Voice Two Hearts Foundation

    EIN 834327184 · Headquarters: Fort Worth, TX, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

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