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. National Association of Letter Carriers Auxiliary of USA

    EIN 636062377 · Headquarters: Satsuma, AL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. National Association of Letter Carriers Auxiliary of USA

    EIN 746047276 · Headquarters: Austin, TX, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. National Association of Letter Carriers Auxiliary of USA

    EIN 756047800 · Headquarters: Burkburnett, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  4. National Association of Letter Carriers Auxiliary of USA

    EIN 756047801 · Headquarters: Duncanville, TX, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  5. National Association of Letter Carriers Auxiliary of USA

    EIN 866054529 · Headquarters: Glendale, AZ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. National Association of Letter Carriers Auxiliary of USA

    EIN 900420942 · Headquarters: Alexandria, LA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. National Association of Letter Carriers Auxiliary of USA

    EIN 900420998 · Headquarters: OKLAHOMA CITY, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. National Association of Letter Carriers Auxiliary of USA

    EIN 900421159 · Headquarters: Graham, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  9. National Association of Letter Carriers Auxiliary of USA

    EIN 936036683 · Headquarters: Salem, OR, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  10. National Association of Letter Carriers Auxiliary of USA

    EIN 936036685 · Headquarters: MEDFORD, OR, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  11. National Association of Letter Carriers Auxiliary of USA 78

    EIN 476038490 · Headquarters: Omaha, NE, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. National Association of Letter Carriers Auxiliary of USA 83

    EIN 363574262 · Headquarters: Fort Wayne, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. National Association of Letter Carriers Br 1414 Kitsap Peninsula Wa

    EIN 237401598 · Headquarters: BREMERTON, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  14. National Association of Letter Carriers Br 284

    EIN 256063008 · Headquarters: ERIE, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  15. National Association of Letter Carriers Br 6156

    EIN 866054539 · Headquarters: SUN CITY, AZ, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  16. National Association of Letter Carriers Br499

    EIN 486131928 · Headquarters: KANSAS CITY, KS, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  17. National Association of Letter Carriers Branch #245

    EIN 366160643 · Headquarters: ROCKFORD, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. National Association of Letter Carriers Branch #305

    EIN 366109885 · Headquarters: JOLIET, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  19. National Association of Letter Carriers Branch 0572

    EIN 396063981 · Headquarters: Janesville, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  20. National Association of Letter Carriers Branch 1006

    EIN 836005558 · Headquarters: Sheridan, WY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. National Association of Letter Carriers Branch 109

    EIN 066099221 · Headquarters: Derby, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  22. National Association of Letter Carriers Branch 1091

    EIN 596151317 · Headquarters: ORLANDO, FL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  23. National Association of Letter Carriers Branch 1100

    EIN 952818029 · Headquarters: GARDEN GROVE, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  24. National Association of Letter Carriers Branch 111

    EIN 876121682 · Headquarters: Salt Lake City, UT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  25. National Association of Letter Carriers Branch 120

    EIN 226043027 · Headquarters: PATERSON, NJ, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  26. National Association of Letter Carriers Branch 124

    EIN 726034482 · Headquarters: NEW ORLEANS, LA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  27. National Association of Letter Carriers Branch 130

    EIN 911096474 · Headquarters: TACOMA, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  28. National Association of Letter Carriers Branch 134

    EIN 166052410 · Headquarters: Liverpool, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  29. National Association of Letter Carriers Branch 137

    EIN 146024148 · Headquarters: Newburgh, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  30. National Association of Letter Carriers Branch 142

    EIN 520908160 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. National Association of Letter Carriers Branch 1427 Santa Clara Ca

    EIN 946102880 · Headquarters: SANTA CLARA, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  32. National Association of Letter Carriers Branch 1439

    EIN 330489438 · Headquarters: ONTARIO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  33. National Association of Letter Carriers Branch 1469

    EIN 946174038 · Headquarters: porterville, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. National Association of Letter Carriers Branch 1477

    EIN 596138448 · Headquarters: Pinellas Park, FL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. National Association of Letter Carriers Branch 193

    EIN 946081608 · Headquarters: SAN JOSE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. National Association of Letter Carriers Branch 1946

    EIN 716061757 · Headquarters: Russellville, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. National Association of Letter Carriers Branch 210 Rochester New York

    EIN 166090289 · Headquarters: ROCHESTER, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  38. National Association of Letter Carriers Branch 2148

    EIN 596204727 · Headquarters: Sarasota, FL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  39. National Association of Letter Carriers Branch 2156

    EIN 616052534 · Headquarters: MURRAY, KY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  40. National Association of Letter Carriers Branch 2184

    EIN 386145148 · Headquarters: Taylor, MI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. National Association of Letter Carriers Branch 2200

    EIN 953600732 · Headquarters: PASADENA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. National Association of Letter Carriers Branch 2317

    EIN 386145151 · Headquarters: Midland, MI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. National Association of Letter Carriers Branch 24

    EIN 956187862 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. National Association of Letter Carriers Branch 242

    EIN 396105597 · Headquarters: Ashland, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. National Association of Letter Carriers Branch 2502

    EIN 886008118 · Headquarters: LAS VEGAS, NV, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  46. National Association of Letter Carriers Branch 2550 Nalc

    EIN 590979145 · Headquarters: SUNRISE, FL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. National Association of Letter Carriers Branch 2589

    EIN 756026071 · Headquarters: LUBBOCK, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  48. National Association of Letter Carriers Branch 262

    EIN 386145103 · Headquarters: BATTLE CREEK, MI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  49. National Association of Letter Carriers Branch 268 Princeton

    EIN 226095332 · Headquarters: PRINCETON, NJ, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  50. National Association of Letter Carriers Branch 27

    EIN 626047444 · Headquarters: Memphis, TN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  51. National Association of Letter Carriers Branch 274

    EIN 246020959 · Headquarters: ALLENTOWN, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  52. National Association of Letter Carriers Branch 3126

    EIN 386074043 · Headquarters: Madison Heights, MI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. National Association of Letter Carriers Branch 319

    EIN 376077050 · Headquarters: East St Louis, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. National Association of Letter Carriers Branch 32

    EIN 066068829 · Headquarters: STRATFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  55. National Association of Letter Carriers Branch 321

    EIN 596137291 · Headquarters: PENSACOLA, FL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  56. National Association of Letter Carriers Branch 330

    EIN 356042826 · Headquarters: SOUTH BEND, IN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  57. National Association of Letter Carriers Branch 3367

    EIN 596204651 · Headquarters: Panama City, FL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  58. National Association of Letter Carriers Branch 34 Afl-cio

    EIN 042189090 · Headquarters: WOBURN, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. National Association of Letter Carriers Branch 343

    EIN 430429006 · Headquarters: ST LOUIS, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  60. National Association Of Letter Carriers Branch 347

    EIN 936037539 · Headquarters: salem, OR, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  61. National Association of Letter Carriers Branch 3656

    EIN 680453451 · Headquarters: Mendocino, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. National Association of Letter Carriers Branch 375

    EIN 156025043 · Headquarters: Utica, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  63. National Association of Letter Carriers Branch 3825

    EIN 526054692 · Headquarters: Rockville, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. National Association of Letter Carriers Branch 39 Hoosier City

    EIN 351271317 · Headquarters: Indianapolis, IN, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  65. National Association of Letter Carriers Branch 395

    EIN 386089656 · Headquarters: Iron Mountain, MI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. National Association of Letter Carriers Branch 4000

    EIN 596204676 · Headquarters: Avon Park, FL, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  67. National Association of Letter Carriers Branch 41

    EIN 111511918 · Headquarters: BROOKLYN, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  68. National Association of Letter Carriers Branch 425

    EIN 226063260 · Headquarters: GARFIELD, NJ, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  69. National Association of Letter Carriers Branch 43

    EIN 310647607 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  70. National Association of Letter Carriers Branch 4319

    EIN 237098315 · Headquarters: ANCHORAGE, AK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. National Association of Letter Carriers Branch 434

    EIN 386089657 · Headquarters: ANN ARBOR, MI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  72. National Association of Letter Carriers Branch 4374

    EIN 386145209 · Headquarters: Center Line, MI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. National Association of Letter Carriers Branch 4377

    EIN 856015945 · Headquarters: FARMINGTON, NM, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  74. National Association of Letter Carriers Branch 440

    EIN 416036400 · Headquarters: Rochester, MN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  75. National Association of Letter Carriers Branch 442

    EIN 910911631 · Headquarters: SPOKANE, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  76. National Association of Letter Carriers Branch 4430

    EIN 954276842 · Headquarters: LANCASTER, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  77. National Association of Letter Carriers Branch 456

    EIN 546073314 · Headquarters: NORFOLK, VA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  78. National Association of Letter Carriers Branch 466

    EIN 356041989 · Headquarters: Lafayette, IN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  79. National Association of Letter Carriers Branch 4716

    EIN 900497616 · Headquarters: Naples, FL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  80. National Association of Letter Carriers Branch 505

    EIN 741746250 · Headquarters: El Paso, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. National Association of Letter Carriers Branch 512

    EIN 426077716 · Headquarters: WATERLOO, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  82. National Association of Letter Carriers Branch 52

    EIN 953450025 · Headquarters: SAN LUIS OBISPO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  83. National Association of Letter Carriers Branch 545

    EIN 560895416 · Headquarters: CHARLOTTE, NC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  84. National Association of Letter Carriers Branch 578

    EIN 586043814 · Headquarters: SAVANNAH, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  85. National Association of Letter Carriers Branch 6000

    EIN 112247066 · Headquarters: AMITYVILLE, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  86. National Association of Letter Carriers Branch 654

    EIN 386093861 · Headquarters: Mount Clemens, MI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  87. National Association of Letter Carriers Branch 728

    EIN 396076097 · Headquarters: Eau Claire, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  88. National Association of Letter Carriers Branch 737

    EIN 956093640 · Headquarters: SANTA ANA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. National Association of Letter Carriers Branch 763 Afl-cio

    EIN 753148186 · Headquarters: COLUMBIA, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  90. National Association of Letter Carriers Branch 782

    EIN 956187848 · Headquarters: Bakersfield, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  91. National Association of Letter Carriers Branch 79

    EIN 910867320 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  92. National Association of Letter Carriers Branch 836

    EIN 616035489 · Headquarters: HOPKINSVILLE, KY, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. National Association of Letter Carriers Branch 857

    EIN 946174027 · Headquarters: Watsonville, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. National Association of Letter Carriers Branch 9

    EIN 410839111 · Headquarters: St Louis Park, MN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. National Association of Letter Carriers Branch No 1

    EIN 380895174 · Headquarters: Detroit, MI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. National Association of Letter Carriers Branch1096

    EIN 636062608 · Headquarters: Tuscaloosa, AL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  97. National Association of Letter Carriers Brnch 1119

    EIN 237184967 · Headquarters: MARIETTA, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. National Association of Letter Carriers Building Corporation

    EIN 521400687 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. National Association of Letter Carriers California State Association

    EIN 770185729 · Headquarters: Santee, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  100. National Association of Letter Carriers Central Iowa Merged Branch 352

    EIN 420894526 · Headquarters: Des Moines, IA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

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