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NAICS 813990 · Other Similar Organizations (except Business, Professional, Labor, and Political Organizations)

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Nonprofit organization in Harwich, MA

7 nonprofit organization in Harwich, MA; 140 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Healthy Children Project, Inc

    ActiveTax-exempt corporation registered in SAM.gov

    Harwich, MA

    Ask it
    Proof for Healthy Children Project, Inc
    SAM.gov registration
    SAM.gov YQ8KHFH2ALN5
    Issuer
    SAM.gov
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    May 28, 2027
    Checked
    Nov 2, 2026
    Where
    Harwich, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  2. Cape Cod Genealogical Society Inc

    Active501(c)(3) public charity

    Harwich, MA

    Ask it
    Proof for Cape Cod Genealogical Society Inc
    IRS exempt-organization registration
    IRS 043551808
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Harwich, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 043551808 → IRS search

  3. Chesseduorg Inc

    Active501(c)(3) public charity

    Harwich, MA

    Ask it
    Proof for Chesseduorg Inc
    IRS exempt-organization registration
    IRS 471435752
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Harwich, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 471435752 → IRS search

  4. East Harwich Community Association

    Active501(c)(3) public charity

    Harwich, MA

    Ask it
    Proof for East Harwich Community Association
    IRS exempt-organization registration
    IRS 470946834
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Harwich, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 470946834 → IRS search

  5. Friends of the Harwich Early Childhood Advisory Council Inc

    Active501(c)(3) public charity

    Harwich, MA

    Ask it
    Proof for Friends of the Harwich Early Childhood Advisory Council Inc
    IRS exempt-organization registration
    IRS 043157173
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Harwich, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 043157173 → IRS search

  6. Harwich Fire Assn Inc

    Active501(c)(3) public charity

    Harwich, MA

    Ask it
    Proof for Harwich Fire Assn Inc
    IRS exempt-organization registration
    IRS 042579990
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Harwich, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 042579990 → IRS search

  7. Monomoy All Sports Booster Club

    Active501(c)(3) public charity

    Harwich, MA

    Ask it
    Proof for Monomoy All Sports Booster Club
    IRS exempt-organization registration
    IRS 814866447
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Harwich, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 814866447 → IRS search

  8. Brewster After School Program

    ActiveTax-exempt corporation registered in SAM.gov

    Brewster, MA · 3 mi away

    Ask it
    Proof for Brewster After School Program
    SAM.gov registration
    SAM.gov FNA4VXURMJV8
    Issuer
    SAM.gov
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Jun 16, 2027
    Checked
    Nov 2, 2026
    Where
    Brewster, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  9. Cape Cod Commercial Fishermen's Alliance, Inc.

    ActiveTax-exempt corporation registered in SAM.gov

    Chatham, MA · 4 mi away

    Ask it
    Proof for Cape Cod Commercial Fishermen's Alliance, Inc.
    SAM.gov registration
    SAM.gov Z2BENMT7JMT3
    Issuer
    SAM.gov
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Apr 28, 2027
    Checked
    Nov 2, 2026
    Where
    Chatham, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  10. Laurel Education Center, Inc.

    ActiveTax-exempt corporation registered in SAM.gov

    Brewster, MA · 3 mi away

    Ask it
    Proof for Laurel Education Center, Inc.
    SAM.gov registration
    SAM.gov Z7NXUDCWBZL5
    Issuer
    SAM.gov
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Apr 1, 2027
    Checked
    Nov 2, 2026
    Where
    Brewster, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  11. Movement Arts Cape Cod Inc

    ActiveTax-exempt corporation registered in SAM.gov

    Brewster, MA · 3 mi away

    Ask it
    Proof for Movement Arts Cape Cod Inc
    SAM.gov registration
    SAM.gov NKJ6PERYZ9J3
    Issuer
    SAM.gov
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Mar 26, 2027
    Checked
    Nov 2, 2026
    Where
    Brewster, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  12. Cape Cod Plumbing & Gasfitting Association Inc

    Active501(c)(3) public charity

    South Dennis, MA · 5 mi away

    Ask it
    Proof for Cape Cod Plumbing & Gasfitting Association Inc
    IRS exempt-organization registration
    IRS 261348485
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    South Dennis, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 261348485 → IRS search

  13. Eagle Point Inc, Latham Centers Inc

    ActiveTax-exempt corporation registered in SAM.gov

    Brewster, MA · 3 mi away

    Ask it
    Proof for Eagle Point Inc, Latham Centers Inc
    SAM.gov registration
    SAM.gov Z638SSL78KJ9
    Issuer
    SAM.gov
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Jul 27, 2027
    Checked
    Nov 2, 2026
    Where
    Brewster, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  14. Friends of Cape Tech Lacrosse

    Active501(c)(3) public charity

    Brewster, MA · 3 mi away

    Ask it
    Proof for Friends of Cape Tech Lacrosse
    IRS exempt-organization registration
    IRS 334534635
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Brewster, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 334534635 → IRS search

  15. Friends of the Dennis Public Library Inc

    Active501(c)(3) public charity

    Dennis Port, MA · 5 mi away

    Ask it
    Proof for Friends of the Dennis Public Library Inc
    IRS exempt-organization registration
    IRS 043361828
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Dennis Port, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 043361828 → IRS search

  16. Latham Centers, Inc.

    ActiveTax-exempt corporation registered in SAM.gov

    Brewster, MA · 3 mi away

    Ask it
    Proof for Latham Centers, Inc.
    SAM.gov registration
    SAM.gov V94MVF2WR7Z9
    Issuer
    SAM.gov
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Jul 27, 2027
    Checked
    Nov 2, 2026
    Where
    Brewster, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  17. Lyme Awareness of Cape Cod Inc

    Active501(c)(3) public charity

    South Dennis, MA · 5 mi away

    Ask it
    Proof for Lyme Awareness of Cape Cod Inc
    IRS exempt-organization registration
    IRS 270298266
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    South Dennis, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 270298266 → IRS search

  18. Nathaniel H Wixon Innovation School Parent Teacher Organization

    Active501(c)(3) public charity

    South Dennis, MA · 5 mi away

    Ask it
    Proof for Nathaniel H Wixon Innovation School Parent Teacher Organization
    IRS exempt-organization registration
    IRS 464063072
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    South Dennis, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 464063072 → IRS search

  19. Sustainable Practices

    Active501(c)(3) public charity

    Brewster, MA · 3 mi away

    Ask it
    Proof for Sustainable Practices
    IRS exempt-organization registration
    IRS 813232834
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Brewster, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 813232834 → IRS search

  20. Weir Landing Inc, Latham Centers Inc

    ActiveTax-exempt corporation registered in SAM.gov

    Brewster, MA · 3 mi away

    Ask it
    Proof for Weir Landing Inc, Latham Centers Inc
    SAM.gov registration
    SAM.gov KGZNJQNELV41
    Issuer
    SAM.gov
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Jul 28, 2027
    Checked
    Nov 2, 2026
    Where
    Brewster, MA · serves Massachusetts
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

More cities in Massachusetts

Boston 492Cambridge 184Worcester 137Springfield 77Newton 67Lexington 56Brookline 52Pittsfield 52Lowell 45Roxbury 45Jamaica Plain 42Dorchester 41Somerville 41Lynn 39New Bedford 38Amherst 35

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