Unknown & Unclassified nonprofits in Massachusetts
Unknown & Unclassified nonprofits in Massachusetts. Browse 12,299 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
- Hands for Life Amherst
EIN 814174369 · Headquarters: Amherst, MA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Hannah Adams Scholarship Fund
EIN 237257009 · Headquarters: Medfield, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Hanover Bsa Troop 38
EIN 991799277 · Headquarters: Hanover, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Hanover Post 149 Legion Building Association Inc
EIN 046189350 · Headquarters: HANOVER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Hanover Vna Community Foundation Inc
EIN 046089219 · Headquarters: Hanover, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Hanscom Spouses Clubminuteman Thrift Shop
EIN 237166533 · Headquarters: BEDFORD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Hanscom Warrior Training Center
EIN 464628760 · Headquarters: Hanscom AFB, MA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Hanson Firefighters Local 2713
EIN 042692251 · Headquarters: HANSON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Hanson Parent Teachers Organization C/o Indian Head Elementary School
EIN 042764190 · Headquarters: HANSON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Hanson Rod & Gun Club Inc
EIN 042626759 · Headquarters: HANSON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Happy Hands
EIN 472306966 · Headquarters: WEST SPRINGFIELD, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Harambe Foundation Inc
EIN 871686754 · Headquarters: North Attleborough, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Harbor Head Tennis Club Inc
EIN 046156258 · Headquarters: WEST FALMOUTH, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Harbor Point Community Task Force Inc
EIN 042697330 · Headquarters: DORCHESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Harborview Inc
EIN 223176099 · Headquarters: CHELSEA, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Harbour Haven Association Inc
EIN 042751481 · Headquarters: South Yarmouth, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Harbus News Corporation
EIN 042731196 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Hardwick Historical Society
EIN 046046900 · Headquarters: HARDWICK, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Harley Owners Group Cape Cod Chapter Ltd
EIN 043094163 · Headquarters: POCASSET, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Harmony Club of Worcester
EIN 042816099 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Harmony Grove Cemetery Inc
EIN 041418620 · Headquarters: SALEM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Harmony Seekers Association
EIN 392831309 · Headquarters: Middleton, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Harold and Anna S Ullian Charitable Foundation
EIN 043107591 · Headquarters: CHESTNUT HILL, MA, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-PF
- Harold Grinspoon Foundation
EIN 046685725 · Headquarters: AGAWAM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Harold Tn Smith Memorial Foundation C/o Ryan & Coscia Pc
EIN 046049997 · Headquarters: SALEM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Harpley Foundation
EIN 046720803 · Headquarters: READING, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF
- Harriet B Rogers Trust
EIN 046055947 · Headquarters: Billerica, MA, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N
- Harriet Faunce Trust Uwill
EIN 046035572 · Headquarters: HYANNIS, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Harrington Elementary School PTA
EIN 046189516 · Headquarters: Lexington, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Harris J and Geraldine S Nelson Foundation
EIN 046029911 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Harry & Ida Wise Family Fund
EIN 046112180 · Headquarters: CHARLESTOWN, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Harry & Maggie Van Sciver Foundation
EIN 236296554 · Headquarters: MARSTONS MILLS, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Harry C Barron Charitable Trust
EIN 043219056 · Headquarters: SWAMPSCOTT, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Harry H Dow Memorial Legal Assistance Fund
EIN 222622801 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Hart Foundation Co Phillips S Davis
EIN 042775692 · Headquarters: WORCESTER, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF
- Harvard Business School Association of Boston
EIN 046114711 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Harvard Business School Class of 1982 Association
EIN 043166814 · Headquarters: Marblehead, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Harvard Class of 1944
EIN 861120727 · Headquarters: Boston, MA, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- Harvard Club of Boston
EIN 041423320 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Harvard Club of Cape Cod
EIN 222873556 · Headquarters: East Orleans, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Harvard Club of the North Shore Inc
EIN 452690976 · Headquarters: ROCKPORT, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Harvard Federal Credit Union
EIN 046017806 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990
- Harvard Glee Club Inc
EIN 042628384 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Harvard Glee Glub Alumni Inc
EIN 042313930 · Headquarters: HANOVER, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Harvard Graduate Women in Science and Engineering
EIN 412185081 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Harvard Griffin Gsas Dragon Boat Team
EIN 900730561 · Headquarters: Cambridge, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Harvard Law Review Association
EIN 042104292 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Harvard Musical Association
EIN 042104284 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Harvard Pilgrim Health Care of New England Inc
EIN 042663394 · Headquarters: CANTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Harvard Radio Broadcasting Co Inc
EIN 046066702 · Headquarters: Cambridge, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Harvard Real Estate - Allston Inc
EIN 043373410 · Headquarters: Cambridge, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Harvard Real Estate Inc
EIN 042649303 · Headquarters: Cambridge, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Harvard Rotc Alumni Fund Inc
EIN 043527772 · Headquarters: Weston, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Harvard Sportsmens Club Inc
EIN 046041323 · Headquarters: HARVARD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Harvard Square Business Association
EIN 042647383 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Harvard Student Agencies Inc
EIN 042230366 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Harvard Travellers Club
EIN 046121016 · Headquarters: BOSTON, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Harvard University Muslim Alumni Inc
EIN 464352893 · Headquarters: Scituate, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Harvard University Security Parking & Museum Guards Union
EIN 043340756 · Headquarters: Cambridge, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- Harvard Yearbook Publications
EIN 046042150 · Headquarters: Cambridge, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Harvard-radcliffe Class of 1961
EIN 222562887 · Headquarters: Milton, MA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ
- Harvard-Radcliffe Collegium Musicum Inc
EIN 042587675 · Headquarters: Cambridge, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Harvard-radcliffe Orchestra Inc
EIN 510201171 · Headquarters: CAMBRIDGE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Harwich - Dennis Rotary Club Inc
EIN 046189131 · Headquarters: SOUTH DENNIS, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Harwich Athletic Association Inc
EIN 042607946 · Headquarters: HARWICH PORT, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Harwich Civic Association Inc
EIN 475146039 · Headquarters: West Harwich, MA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N
- Harwich Permanent Fire Fighters Association
EIN 237277950 · Headquarters: HARWICH PORT, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Harwich Police Association Inc
EIN 223215123 · Headquarters: HARWICH, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Hatherly Country Club
EIN 041426460 · Headquarters: N SCITUATE, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990
- Hattie B. Cooper Community Center
EIN 042173420 · Headquarters: Boston, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Hatzor Institure Inc
EIN 464657163 · Headquarters: NORTH EASTON, MA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N
- Haunting for Shriners Hospitals for Children
EIN 464690447 · Headquarters: Fairhaven, MA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Haven Church Inc
EIN 821033248 · Headquarters: FITCHBURG, MA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Haven Trust
EIN 046053996 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Haverhill Education Association
EIN 237130799 · Headquarters: HAVERHILL, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990
- Haverhill Education Foundation
EIN 223152599 · Headquarters: Groveland, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Haverhill Fire Department Credit Union
EIN 042228208 · Headquarters: HAVERHILL, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Haverhill Girls Softball
EIN 261513723 · Headquarters: HAVERHILL, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Haverhill Hound Rod & Gun Club Inc
EIN 043100082 · Headquarters: HAVERHILL, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Haverhill Kiwanis Club Charitable F
EIN 046071613 · Headquarters: Haverhill, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- Havurah or Hadash Inc
EIN 043119186 · Headquarters: Newtonville, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Hawaiian Tournament Inc
EIN 882346651 · Headquarters: WATERTOWN, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Hawks Association
EIN 421711622 · Headquarters: Gloucester, MA, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N
- Haydenville Cemetery Association
EIN 042308503 · Headquarters: Haydenville, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Hayim Association for Children with Cancer in Israel Inc
EIN 821169390 · Headquarters: NROFOLK, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Hayloft Steppers Square Dance Club Association Inc
EIN 043094758 · Headquarters: Sturbridge, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Haymarket People's Fund Inc
EIN 042586725 · Headquarters: JAMAICA PLAIN, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Hbm Ministries
EIN 461750834 · Headquarters: MATTAPAN, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Hdws Ministries
EIN 800821320 · Headquarters: Millis, MA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N
- Headers Club Inc
EIN 042633434 · Headquarters: Marblehead, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Heal My Heart Inc
EIN 352307089 · Headquarters: Norwood, MA, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- Healing Abuse Working for Change Inc
EIN 042655367 · Headquarters: SALEM, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Healing Grounds
EIN 334236119 · Headquarters: LYNN, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Health & Fitness Association
EIN 363133254 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Health & Welfare Trust Fd Iuoe Local 877 & 70
EIN 042624972 · Headquarters: NORWOOD, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Health and Social Services Consortium Inc
EIN 042936321 · Headquarters: WALPOLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Health and Welfare Trust Fund Local 103 Ibew
EIN 046063733 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990
- Health Care for All Inc
EIN 043071598 · Headquarters: BOSTON, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Health Detective Kids
EIN 510673336 · Headquarters: Stoughton, MA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- Health Equity International
EIN 813691248 · Headquarters: Brockton, MA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N