Nonprofits in Portsmouth, New Hampshire

Nonprofits in Portsmouth, New Hampshire. Browse 391 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. Osgood Lodge 48 Grand Lodge of Nh Independent Order of Odd Fellows

    EIN 026004656 · Headquarters: PORTSMOUTH, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Pads for Pads Corp

    EIN 843269499 · Headquarters: Portsmouth, NH, US · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  3. Pam Ziadeh Memorial Scholarship Fund Inc

    EIN 474740689 · Headquarters: Portsmouth, NH, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Parent Booster USA Inc

    EIN 475005318 · Headquarters: Portsmouth, NH, US · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  5. Parents Music Club of the Portsmouth Public Schools

    EIN 026012543 · Headquarters: PORTSMOUTH, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  6. Parrott Avenue Place Inc C/o Wentworth Senior Living

    EIN 020524497 · Headquarters: PORTSMOUTH, NH, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  7. Pathways Thru Aging

    EIN 843660768 · Headquarters: Portsmouth, NH, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  8. Pease Professional Firefighters Association

    EIN 932643808 · Headquarters: Portsmouth, NH, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Peter and Anna Kolchinsky Foundation

    EIN 854079895 · Headquarters: PORTSMOUTH, NH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  10. Pha Housing Development Ltd

    EIN 020481882 · Headquarters: PORTSMOUTH, NH, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Phoenix Charities

    EIN 934754672 · Headquarters: Portsmouth, NH, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Phs Boys Basketball Boosters

    EIN 934397686 · Headquarters: Portsmouth, NH, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Piscataqua Maritime Commission Inc

    EIN 020496393 · Headquarters: PORTSMOUTH, NH, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  14. Piscataqua Pioneers

    EIN 026008046 · Headquarters: Portsmouth, NH, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Piscataqua Rangers Junior Fife and Drum Corps

    EIN 821127307 · Headquarters: Portsmouth, NH, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Piscataqua Sailing Association

    EIN 020417673 · Headquarters: Portsmouth, NH, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Piscataqua Youth Sailing Association

    EIN 851598985 · Headquarters: Portsmouth, NH, USA · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  18. 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

  19. Players' Ring

    EIN 020458732 · Headquarters: Portsmouth, NH, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Popupnh

    EIN 852055700 · Headquarters: Portsmouth, NH, USA · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  21. Port City Makerspace

    EIN 611707206 · Headquarters: PORTSMOUTH, NH, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990

  22. Portsmouth Advocates Inc

    EIN 020354956 · Headquarters: Portsmouth, NH, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  23. Portsmouth Aikido

    EIN 270679219 · Headquarters: PORTSMOUTH, NH, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  24. Portsmouth Auxiliary Police Association Inc

    EIN 020335495 · Headquarters: Portsmouth, NH, US · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. Portsmouth Black Heritage Trail

    EIN 020506601 · Headquarters: Portsmouth, NH, US · Arts, Culture & Humanities · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  26. 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

  27. Portsmouth City Soccer Club Inc

    EIN 043367469 · Headquarters: Portsmouth, NH, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  28. Portsmouth Fire Fighters Charitable Association

    EIN 020499294 · Headquarters: PORTSMOUTH, NH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  29. Portsmouth Girls Softball Association

    EIN 020503776 · Headquarters: Portsmouth, NH, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Portsmouth Halloween Parade Corporation

    EIN 931684355 · Headquarters: PORTSMOUTH, NH, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Portsmouth High School Boys Lacrosse Booster Club

    EIN 522416584 · Headquarters: Portsmouth, NH, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. 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

  33. Portsmouth High School Girls Basketball Boosters

    EIN 992969364 · Headquarters: Portsmouth, NH, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  34. Portsmouth High School Parent Teacher Association

    EIN 933616929 · Headquarters: PORTSMOUTH, NH, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  35. Portsmouth High School Quarterback Club

    EIN 830412692 · Headquarters: Portsmouth, NH, US · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  36. Portsmouth High School Track

    EIN 900775888 · Headquarters: Portsmouth, NH, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. Portsmouth Historic House Associates Inc

    EIN 043389454 · Headquarters: Portsmouth, NH, US · Arts, Culture & Humanities · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  38. Portsmouth Historical Society

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

  39. Portsmouth Little League Inc

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

  40. Portsmouth Lodge of Elks 97

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

  41. Portsmouth Marine Society

    EIN 020367278 · Headquarters: Portsmouth, NH, US · Arts, Culture & Humanities · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  42. Portsmouth Music & Arts Center Inc

    EIN 223883953 · Headquarters: PORTSMOUTH, NH, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. 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

  44. Portsmouth Nh 400Th Inc

    EIN 873931280 · Headquarters: PORTSMOUTH, NH, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Portsmouth Nh Youth Travel Basketball

    EIN 993465225 · Headquarters: Portsmouth, NH, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. Portsmouth Poet Laureate Program

    EIN 562527912 · Headquarters: portsmouth, NH, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Portsmouth Pro Musica

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

  48. Portsmouth Public Media Inc

    EIN 272627340 · Headquarters: PORTSMOUTH, NH, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  49. 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

  50. Portsmouth Smart 21St Century

    EIN 473823675 · Headquarters: Portsmouth, NH, US · Community Improvement & Capacity Building · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  51. Portsmouth Softball Boosters

    EIN 205291440 · Headquarters: Portsmouth, NH, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Portsmouth Submarine & Maritime Association

    EIN 020364509 · Headquarters: PORTSMOUTH, NH, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  53. Portsmouth Swim Team

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

  54. Portsmouth Youth Football Association

    EIN 020451692 · Headquarters: PORTSMOUTH, NH, USA · Recreation & Sports · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  55. Portsmouth-severodvinsk Connection Inc

    EIN 020507954 · Headquarters: Portsmouth, NH, US · International, Foreign Affairs & National Security · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  56. Prescott Park Arts Festival Inc

    EIN 020370018 · Headquarters: PORTSMOUTH, NH, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Pro Portsmouth Inc

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

  58. Project Rennwish Inc

    EIN 208511588 · Headquarters: PORTSMOUTH, NH, US · International, Foreign Affairs & National Security · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  59. Project Safety Association

    EIN 453627368 · Headquarters: Portsmouth, NH, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  60. Proprietors Portsmouth Athenaeum

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

  61. R & T Thompson Endowment Fbo Local Charities

    EIN 026123968 · Headquarters: PORTSMOUTH, NH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  62. Rain for the Sahel and Sahara Inc

    EIN 731628703 · Headquarters: PORTSMOUTH, NH, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. Rainbow Apartments Tenant Assn

    EIN 020417763 · Headquarters: Portsmouth, NH, US · Housing & Shelter · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  64. Raise the Children International

    EIN 261278551 · Headquarters: PORTSMOUTH, NH, USA · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990

  65. Ramsey Wurtele Foundation

    EIN 921170149 · Headquarters: PORTSMOUTH, NH, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  66. Raymond & Lorraine Letourneau Educational Foundation

    EIN 030277007 · Headquarters: PORTSMOUTH, NH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  67. Recovery Kitchen

    EIN 394380332 · Headquarters: Portsmouth, NH, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Red Eft Project

    EIN 270279933 · Headquarters: Portsmouth, NH, US · Environment · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  69. Reds Good Vibes Inc

    EIN 844826538 · Headquarters: Portsmouth, NH, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  70. Responsive Community Resources Inc

    EIN 201628464 · Headquarters: Portsmouth, NH, US · Human Services · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  71. Rise - Empowering Women and Children

    EIN 871880157 · Headquarters: PORTSMOUTH, NH, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  72. Road Runners Club of America

    EIN 020500865 · Headquarters: Portsmouth, NH, US · Recreation & Sports · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  73. Rockingham Community Action

    EIN 020268379 · Headquarters: Portsmouth, NH, USA · Human Services · Latest available filing year: 2011 · Primary form: IRS Form 990

  74. Roger R Thompson Endowment Fbo Berwick Acad

    EIN 026123970 · Headquarters: PORTSMOUTH, NH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  75. Rotary International Portsmouth

    EIN 026008158 · Headquarters: PORTSMOUTH, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  76. Rotary International Portsmouth Sunrise Club

    EIN 020497556 · Headquarters: PORTSMOUTH, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. Rs Aiken Foundation

    EIN 263510182 · Headquarters: PORTSMOUTH, NH, US · Health Care · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  78. Safe Haven Ballet

    EIN 833359427 · Headquarters: Portsmouth, NH, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Safety Nest Inc

    EIN 843197612 · Headquarters: Portsmouth, NH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  80. Salient Gives Back

    EIN 274553538 · Headquarters: PORTSMOUTH, NH, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  81. Sanderson Family Foundation C/o Mulhern & Scott Pllc

    EIN 516536470 · Headquarters: PORTSMOUTH, NH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2014 · Primary form: IRS Form 990-PF

  82. Save the Indoor Portsmouth Pool Inc

    EIN 272913044 · Headquarters: PORTSMOUTH, NH, USA · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  83. Seacoast African Amer Cultural Ctr

    EIN 020529501 · Headquarters: PORTSMOUTH, NH, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Seacoast Anti Pollution League

    EIN 237120697 · Headquarters: Portsmouth, NH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Seacoast Area Bicycle Routes Inc

    EIN 043355537 · Headquarters: PORTSMOUTH, NH, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Seacoast Arts and Cultural Alliance

    EIN 222940095 · Headquarters: Portsmouth, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Seacoast Board of Realtors Inc

    EIN 020263868 · Headquarters: Portsmouth, NH, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Seacoast Child Advocacy Center Inc

    EIN 020510546 · Headquarters: PORTSMOUTH, NH, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Seacoast Climate Action Now

    EIN 943476139 · Headquarters: Portsmouth, NH, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Seacoast Community Chamber Orchestra

    EIN 020494545 · Headquarters: PORTSMOUTH, NH, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. Seacoast Community Lunch

    EIN 993314098 · Headquarters: Portsmouth, NH, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Seacoast Community Radio

    EIN 834548970 · Headquarters: Portsmouth, NH, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Seacoast Community School

    EIN 020273466 · Headquarters: Portsmouth, NH, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Seacoast Crime Stoppers Inc

    EIN 222482921 · Headquarters: PORTSMOUTH, NH, USA · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  95. Seacoast Esthetic Dentistry Associations

    EIN 020520899 · Headquarters: PORTSMOUTH, NH, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Seacoast Jazz Society

    EIN 020443743 · Headquarters: PORTSMOUTH, NH, USA · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  97. Seacoast Lacrosse Club Inc

    EIN 853291244 · Headquarters: Portsmouth, NH, US · Recreation & Sports · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  98. Seacoast Local Inc

    EIN 770692923 · Headquarters: Portsmouth, NH, US · Community Improvement & Capacity Building · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  99. Seacoast Martin Luther King Jr Coalition

    EIN 273638185 · Headquarters: Portsmouth, NH, US · Education · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  100. Seacoast Mental Health Center Inc

    EIN 020262862 · Headquarters: PORTSMOUTH, NH, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

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