Nonprofits in Massachusetts
Nonprofits in Massachusetts. Browse 52,168 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
- Cape Cod Healthcare
EIN 900054984 · Headquarters: Hyannis, MA, US · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990
- Cape Cod Healthcare Foundation Inc
EIN 043475950 · Headquarters: HYANNIS, MA, USA · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990-T
- Cape Cod Heat Baseball
EIN 831574954 · Headquarters: MARSTONS MILLS, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Cape Cod Help
EIN 850595357 · Headquarters: Falmouth, MA, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cape Cod Horticultural Society Inc
EIN 237346475 · Headquarters: OSTERVILLE, MA, USA · Environment · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ
- Cape Cod Hospital
EIN 042103600 · Headquarters: HYANNIS, MA, USA · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990-T
- Cape Cod Hospital Auxiliary
EIN 042595304 · Headquarters: HYANNIS, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Cape Cod Human Resources Association
EIN 223363999 · Headquarters: Hyannis, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Cape Cod Human Services Inc
EIN 042323506 · Headquarters: HYANNIS, MA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-T
- Cape Cod Hydrangea Society
EIN 261155332 · Headquarters: CUMMAQUID, MA, US · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Cape Cod Immigrant Center Inc
EIN 510561211 · Headquarters: Hyannis, MA, US · Human Services · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Cape Cod Intergroup of Alcoholics Anonymous
EIN 042813465 · Headquarters: HYANNIS, MA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Cape Cod Jazz Society Inc
EIN 042633431 · Headquarters: Dennisport, MA, US · Arts, Culture & Humanities · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- Cape Cod Justice for Youth
EIN 271747627 · Headquarters: HYANNIS, MA, USA · Employment · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ
- Cape Cod Kennel Club Inc
EIN 042595812 · Headquarters: WEST BARNSTABLE, MA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Cape Cod Landscape Association Inc
EIN 043418458 · Headquarters: MEDFIELD, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990
- Cape Cod Lgbtq Senior Friends Inc
EIN 332887031 · Headquarters: South Dennis, MA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cape Cod Lighthouse Charter School
EIN 043254547 · Headquarters: EAST HARWICH, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Cape Cod Literacy Council Inc
EIN 223098035 · Headquarters: HYANNIS, MA, USA · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ
- Cape Cod Live Steamers
EIN 043200302 · Headquarters: Harwichport, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Cape Cod Ma Local Chapter of the Democratic Socialists of America
EIN 825259087 · Headquarters: Brewster, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cape Cod Makers Inc
EIN 463314537 · Headquarters: Harwich, MA, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Cape Cod Marine Trades Association Inc
EIN 043013190 · Headquarters: E Falmouth, MA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Cape Cod Maritime Museuminc
EIN 043438295 · Headquarters: HYANNIS, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Cape Cod Massage Academy Inc
EIN 812796499 · Headquarters: Marstons Mills, MA, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Cape Cod Mens Club Inc
EIN 823829312 · Headquarters: Yarmouth Port, MA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Cape Cod Military Museum Inc
EIN 822482250 · Headquarters: Mahpee, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cape Cod Military Support Foundation Inc
EIN 464557235 · Headquarters: Sandwich, MA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cape Cod Model Railroad Club Inc
EIN 042624168 · Headquarters: West Barnstable, MA, US · Arts, Culture & Humanities · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Cape Cod Modern House Trust
EIN 260370352 · Headquarters: SOUTH WELLFLEET, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Cape Cod Mom Prom
EIN 331838334 · Headquarters: mashpee, MA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Cape Cod Moves Inc
EIN 823570890 · Headquarters: East Falmouth, MA, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ
- Cape Cod Museum of Natural History
EIN 042262299 · Headquarters: BREWSTER, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Cape Cod Museum Trail Inc
EIN 815322047 · Headquarters: FAIRHAVEN, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Cape Cod Music Society Inc
EIN 991184428 · Headquarters: West Barnstable, MA, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Cape Cod National Seashore Employee Association
EIN 473395890 · Headquarters: Wellfleet, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cape Cod Nepali Samaaj Inc
EIN 474043887 · Headquarters: South Yarmouth, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Cape Cod Nordic Walking Club
EIN 923710718 · Headquarters: Hingham, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cape Cod Ocean Community Inc
EIN 834420807 · Headquarters: S WELLFLEET, MA, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Cape Cod Old Timers Fund Inc
EIN 872975881 · Headquarters: EASTHAM, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Cape Cod Opera Inc
EIN 043383875 · Headquarters: ORLEANS, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ
- Cape Cod Pet Emergency Network
EIN 113797276 · Headquarters: Sandwich, MA, US · Animal Related · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- Cape Cod Pilgrim Memorial Association of Provincetown
EIN 042157040 · Headquarters: PROVINCETOWN, MA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Cape Cod Pipe Band Inc
EIN 043099468 · Headquarters: PLYMOUTH, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cape Cod Plumbing & Gasfitting Association Inc
EIN 261348485 · Headquarters: South Dennis, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cape Cod Police Foundation Inc
EIN 833947421 · Headquarters: Dennis, MA, US · Crime & Legal Related · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Cape Cod Police K-9 Relief Fund
EIN 043768613 · Headquarters: SOUTH DENNIS, MA, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Cape Cod Postcard Collectors Club
EIN 223342811 · Headquarters: Cataumet, MA, US · Recreation & Sports · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Cape Cod Potters Inc
EIN 042740921 · Headquarters: ORLEANS, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cape Cod Pride
EIN 822803401 · Headquarters: Mashpee, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Cape Cod Pride Committee Inc
EIN 043384843 · Headquarters: Framingham, MA, US · Human Services · Latest available filing year: 2008 · Primary form: IRS Form 990-N
- Cape Cod Pro-Life Alliance
EIN 990865896 · Headquarters: Harwich, MA, United States · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Cape Cod Property Owners and Managers Association Inc
EIN 043289026 · Headquarters: Dennisport, MA, US · Housing & Shelter · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- Cape Cod Quilters
EIN 200317340 · Headquarters: South Dennis, MA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cape Cod Readng Council Incorporated
EIN 851928089 · Headquarters: West Barnstable, MA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cape Cod Regional Law Enforcement Councilinc
EIN 043580063 · Headquarters: BREWSTER, MA, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Cape Cod Repertory Theatre Company Inc
EIN 223128187 · Headquarters: BREWSTER, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Cape Cod Research Institute Inc
EIN 270004441 · Headquarters: HYANNIS, MA, USA · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990-T
- Cape Cod Reunited Football Club Inc
EIN 141997123 · Headquarters: SANDWICH, MA, USA · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ
- Cape Cod Roller Derby Inc
EIN 832796251 · Headquarters: CENTERVILLE, MA, USA · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ
- Cape Cod Rowing Inc
EIN 043397446 · Headquarters: CENTERVILLE, MA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Cape Cod Rugby Football Club
EIN 451757499 · Headquarters: South Yarmouth, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cape Cod Salties Foundation Inc
EIN 824603883 · Headquarters: DENNIS, MA, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Cape Cod Salties Sportfishing Club Inc
EIN 043359832 · Headquarters: Eastham, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cape Cod Scholarships Inc C/o Cape Cod Foundation Inc
EIN 043584321 · Headquarters: South Yarmouth, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990
- Cape Cod Seafood Council
EIN 850497647 · Headquarters: Chatham, MA, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cape Cod Senior Babe Ruth Inc
EIN 043114381 · Headquarters: Osterville, MA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Cape Cod Senior Resource Group Inc
EIN 331508669 · Headquarters: HYANNIS, MA, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Cape Cod Senior Softball League
EIN 043346130 · Headquarters: South Dennis, MA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Cape Cod Shakespeare Festival in Chatham
EIN 873481565 · Headquarters: Chatham, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Cape Cod Sharks Inc
EIN 995095669 · Headquarters: Pocasset, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cape Cod Shrine Club
EIN 046361989 · Headquarters: WILMINGTON, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cape Cod Ski Club Inc
EIN 042656706 · Headquarters: Hyannis, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Cape Cod Speaker Series Inc
EIN 933446556 · Headquarters: Barnstable, MA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Cape Cod Sports Ambassadors Inc
EIN 042767448 · Headquarters: Orleans, MA, US · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Cape Cod St Patricks Parade
EIN 760792317 · Headquarters: Yarmouthport, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Cape Cod Super Sluggers Inc
EIN 472999702 · Headquarters: Marstons Mills, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cape Cod Swarm
EIN 333149792 · Headquarters: West Barnstable, MA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cape Cod Tech Foundation Inc
EIN 043178910 · Headquarters: HARWICH, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990
- Cape Cod Technology Council Inc
EIN 043339160 · Headquarters: BARNSTABLE, MA, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Cape Cod Theatre Company | Harwich Junior Theatre
EIN 300001983 · Headquarters: West Harwich, MA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Cape Cod Theatre Project Inc
EIN 043299602 · Headquarters: BOSTON, MA, USA · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- Cape Cod Times Neighbors Fund Inc
EIN 222480332 · Headquarters: HYANNIS, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990
- Cape Cod Toy Library Inc
EIN 814954350 · Headquarters: EAST HARWICH, MA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Cape Cod United Church Home Inc Ii
EIN 042540866 · Headquarters: Mashpee, MA, US · Religion Related · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Cape Cod Veterans Inc
EIN 900795347 · Headquarters: DENNISPORT, MA, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Cape Cod Village Center for Developmental Disabilities Inc
EIN 834585951 · Headquarters: ORLEANS, MA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990
- Cape Cod Village Inc
EIN 454184761 · Headquarters: ORLEANS, MA, USA · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990
- Cape Cod Voices Inc
EIN 863354308 · Headquarters: East Falmouth, MA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Cape Cod Volunteers Inc
EIN 273862722 · Headquarters: YARMOUTHPORT, MA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2014 · Primary form: IRS Form 990
- Cape Cod Womens Association
EIN 815148825 · Headquarters: Barnstable, MA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cape Cod Womens Golf League
EIN 365002425 · Headquarters: BREWSTER, MA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Cape Cod Womens Hockey League
EIN 043398623 · Headquarters: WAQUOIT, MA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Cape Cod Woodturners Incorporated
EIN 043182868 · Headquarters: Eastham, MA, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cape Cod Writers' Center Inc
EIN 042624824 · Headquarters: OSTERVILLE, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Cape Cod Young Men's Christian Association Inc
EIN 042394925 · Headquarters: Hyannis, MA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Cape Cod Zen Center
EIN 200149788 · Headquarters: Barnstable, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Cape Codgers Inc
EIN 270282052 · Headquarters: MONUMENT BEACH, MA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Cape Cods Trees for Tomorrow
EIN 334721010 · Headquarters: Falmouth, MA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Cape Community Equestrian Association
EIN 473872124 · Headquarters: SOUTH YARMOUTH, MA, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ