Unknown & Unclassified nonprofits in New Hampshire

Unknown & Unclassified nonprofits in New Hampshire. Browse 3,514 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. Penacook Civil Defense Rescue Squad

    EIN 026037050 · Headquarters: BOSCAWEN, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Penacook Masonic Association Inc

    EIN 223466851 · Headquarters: PENACOOK, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  3. Penn State Alumni Association

    EIN 223054026 · Headquarters: Londonderry, NH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  4. Pequawket Foundation

    EIN 026015138 · Headquarters: NORTH CONWAY, NH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  5. Pericles Democratic Club of Nh

    EIN 020212134 · Headquarters: MANCHESTER, NH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  6. Peterborough Baseball

    EIN 272891992 · Headquarters: Peterborough, NH, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  7. Peterborough Garden Club

    EIN 020340274 · Headquarters: Peterboriugh, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Peterson-cram Post of the American Legion

    EIN 822535101 · Headquarters: Pittsfield, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Pets for Vets - New Hampshire Chapter

    EIN 460941559 · Headquarters: Merrimack, NH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  10. Pew-owners Association of the Stark Union Church

    EIN 026014595 · Headquarters: Stark, NH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Phi Delta Alpha Fraternity Dartmouth College

    EIN 020171967 · Headquarters: HANOVER, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Phi Kappa Tau of Berkeley Foundation Inc

    EIN 942578916 · Headquarters: BEDFORD, NH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Physicians for a National Health Program

    EIN 611721558 · Headquarters: Hanover, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Pi Kappa Alpha Fraternity

    EIN 871820927 · Headquarters: Durham, NH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Pi Kappa Phi Fraternity Iota Delta

    EIN 920298918 · Headquarters: DURHAM, NH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Pi Mu Epsilon Inc

    EIN 016023331 · Headquarters: DURHAM, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. PicancoforNewHampshire

    EIN 813054646 · Headquarters: NorthSwanzey, NH, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  18. Pickerel Cove Estates Association

    EIN 020414929 · Headquarters: Sanbornville, NH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Pierce Brigade

    EIN 026018491 · Headquarters: Concord, NH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  20. Pierce Street School Inc

    EIN 222682176 · Headquarters: CONCORD, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Piermont Pto

    EIN 900424940 · Headquarters: Piermont, NH, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  22. Pine Haven Boys Center Foundation

    EIN 043374106 · Headquarters: SUNCOOK, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Pinecrest Cemetery Association

    EIN 237121177 · Headquarters: LITCHFIELD, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Pinnacle Mountain Fish & Game

    EIN 020504745 · Headquarters: Lyndenborogh, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Pioneer Sportsmen Inc

    EIN 026012548 · Headquarters: CONCORD, NH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  26. Piscataquog Land Conservancy

    EIN 237085677 · Headquarters: NEW BOSTON, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Pittsburg N H Historical Society

    EIN 020366552 · Headquarters: Pittsburg, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Pittsburg Ridge Rnnr Snow Club

    EIN 020376209 · Headquarters: PITTSBURG, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Pittsfield Center Development Corporation

    EIN 020368627 · Headquarters: Pittsfield, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Pittsfield Historical Society

    EIN 237113765 · Headquarters: PITTSFIELD, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Pittsfield Youth Workshop Inc

    EIN 020414050 · Headquarters: PITTSFIELD, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. Plainfield Support Staff Association Nea

    EIN 020497380 · Headquarters: MERIDEN, NH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Plainfield Volunteer Fire Department Inc

    EIN 026037257 · Headquarters: Plainfield, NH, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  34. Plaire Cove-godfrey Shore Association

    EIN 020404577 · Headquarters: Hampton, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Plaistow Area Commerce Exchange Inc PACE

    EIN 020424793 · Headquarters: Hampstead, NH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Plaistow Fish and Game

    EIN 020391758 · Headquarters: PLAISTOW, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Plaistow Historical Society Inc

    EIN 237406043 · Headquarters: Plaistow, NH, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  38. Plaistow Riders

    EIN 874020607 · Headquarters: NASHUA, NH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  39. Plaistow Venture Crew 36

    EIN 471861376 · Headquarters: Plaistow, NH, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  40. Plan B 4-H Club

    EIN 270712795 · Headquarters: Goffstown, NH, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  41. Plan Nh - the Foundation for Shaping the Built Environment

    EIN 223019910 · Headquarters: PORTSMOUTH, NH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  42. Pleasant Lake Preservation Association Inc

    EIN 026006389 · Headquarters: DEERFIELD, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Plowshare Farm Inc

    EIN 232315224 · Headquarters: GREENFIELD, NH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  44. Plymouth Education Association

    EIN 332552538 · Headquarters: Thornton, NH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Plymouth Leisure Association for You

    EIN 020364033 · Headquarters: PLYMOUTH, NH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. Plymouth Professional Firefighters

    EIN 995120657 · Headquarters: Plymouth, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Poetry Society of New Hampshire

    EIN 026011781 · Headquarters: Amherst, NH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Pointer Fish & Game Club

    EIN 020332169 · Headquarters: MANCHESTER, NH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  49. Polish American Citizens Club

    EIN 020179723 · Headquarters: CLAREMONT, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Polish American Congress Inc

    EIN 453144636 · Headquarters: Hudson, NH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  51. Polish National Union of America No213

    EIN 237533391 · Headquarters: Manchester, NH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  52. Polish Roman Catholic Union of America 1268

    EIN 237580305 · Headquarters: NASHUA, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Pool Pond Protective Association Inc

    EIN 465652193 · Headquarters: Rindge, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Pop Warner Little Scholars Inc

    EIN 923653578 · Headquarters: Hollis, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Pope Memorial Library

    EIN 020243058 · Headquarters: NORTH CONWAY, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Pope Memorial Spca of Concord-merrimack County

    EIN 020239801 · Headquarters: CONCORD, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Port City Amateur Radio Club

    EIN 026008174 · Headquarters: Stratham, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Portsmouth Chapter 1149 Women of the Moose

    EIN 020346898 · Headquarters: Portsmouth, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Portsmouth Christian Academy

    EIN 020465448 · Headquarters: Dover, NH, United States · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. Portsmouth College Womens Club

    EIN 026013140 · Headquarters: Lee, NH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. Portsmouth Garden Club

    EIN 020447122 · Headquarters: hampton, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Portsmouth High School Field Hockey Boosters

    EIN 352967251 · Headquarters: Portsmouth, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Portsmouth Historical Society

    EIN 020240383 · Headquarters: Portsmouth, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Portsmouth Little League Inc

    EIN 743027017 · Headquarters: PORTSMOUTH, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  65. Portsmouth Lodge of Elks 97

    EIN 020108547 · Headquarters: PORTSMOUTH, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Portsmouth Naval Shipyard Historical Foundation Inc

    EIN 222815670 · Headquarters: Portsmouth, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Portsmouth Pro Musica

    EIN 020408954 · Headquarters: Portsmouth, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  68. Portsmouth Regional Hospital Medical Education Fund

    EIN 020439740 · Headquarters: PORTSMOUTH, NH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  69. Portsmouth Swim Team

    EIN 223077308 · Headquarters: PORTSMOUTH, NH, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  70. Portsmouth Yacht Club

    EIN 026012553 · Headquarters: NEW CASTLE, NH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  71. Postal Workers American Afl-cio

    EIN 943478896 · Headquarters: Charlestown, NH, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  72. Pregnancy Resource Center of the Monadnock Region

    EIN 020434898 · Headquarters: KEENE, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Pro Portsmouth Inc

    EIN 020341731 · Headquarters: PORTSMOUTH, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Professional Fire Fighetrs Association of Goffstown Nh Local

    EIN 020453295 · Headquarters: Goffstown, NH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  75. Professional Firefighters of Hudson Iaff Local 3154

    EIN 222960652 · Headquarters: HUDSON, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  76. Professional Firefighters of New Hampshire

    EIN 026034952 · Headquarters: CONCORD, NH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  77. Professional Firefighters of Salem Local 2892

    EIN 222583588 · Headquarters: SALEM, NH, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990

  78. Profile Automobile League Inc

    EIN 900538257 · Headquarters: Chichester, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Profile Senior Golfers' Association

    EIN 222636671 · Headquarters: HOOKSETT, NH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  80. Profile Support Staff

    EIN 320807145 · Headquarters: Bethlehem, NH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. Project Connect Inc

    EIN 814567214 · Headquarters: HANOVER, NH, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-PF

  82. Project Management Institute

    EIN 020521971 · Headquarters: PEMBROKE, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Propane Gas Assoc of New Eng Inc

    EIN 223048763 · Headquarters: EPSOM, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Proprietors Portsmouth Athenaeum

    EIN 020245312 · Headquarters: PORTSMOUTH, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Prospect Mountain Education Support Professional Association Nea-nh

    EIN 384181670 · Headquarters: Alton, NH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  86. Prosperity Through Enterprise

    EIN 883113929 · Headquarters: MANCHESTER, NH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  87. Protect the Granite State Inc

    EIN 813809926 · Headquarters: MANCHESTER, NH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  88. Psi Chi the International Honor Society in Psychology

    EIN 061618490 · Headquarters: Manchester, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Psi Chi the International Honor Society in Psychology

    EIN 472095572 · Headquarters: Nashua, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Psi Chi the International Honor Society in Psychology

    EIN 842167387 · Headquarters: Henniker, NH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Psi Chi the National Honor Society in Psychology

    EIN 020481474 · Headquarters: RINDGE, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Psi Chi the National Honor Society in Psychology

    EIN 026012782 · Headquarters: Durham, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Psi Chi the National Honor Society in Psychology

    EIN 061542465 · Headquarters: New London, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Psi Chi the National Honor Society in Psychology

    EIN 582040030 · Headquarters: KEENE, NH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Psi Chi the National Honor Society in Psychology

    EIN 582040049 · Headquarters: Manchester, NH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Psi Upsilon Fraternity

    EIN 020180995 · Headquarters: HANOVER, NH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. Public Relations Society of America Inc

    EIN 222504466 · Headquarters: Manchester, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Puddledock Press of Farmington New Hampshire

    EIN 810943939 · Headquarters: Farmington, NH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  99. Puppy Heart Foundation

    EIN 462860647 · Headquarters: Danbury, NH, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  100. Puppy Pals 4-H Club

    EIN 263227845 · Headquarters: Lancaster, NH, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

First page and all pages