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NAICS 519210 · Libraries and Archives

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Libraries in Mattituck, NY

Libraries in Mattituck, NY; 22 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Mattituck Laurel Library

    Active501(c)(3) public charity

    Mattituck, NY

    Ask it
    Proof for Mattituck Laurel Library
    IRS exempt-organization registration
    IRS 111677136
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Mattituck, NY · serves New York
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 111677136 → IRS search

  2. Cutchogue New Suffolk Free Library

    ActiveTax-exempt corporation registered in SAM.gov

    Cutchogue, NY · 3 mi away

    Ask it
    Proof for Cutchogue New Suffolk Free Library
    SAM.gov registration
    SAM.gov WG9FS628BWJ3
    Issuer
    SAM.gov
    Status
    Active
    Class
    Tax-exempt corporation registered in SAM.gov
    Expires
    Apr 28, 2027
    Checked
    Oct 23, 2026
    Where
    Cutchogue, NY · serves New York
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → SAM.gov record

  3. Cutchogue New Suffolk Free Library

    Active501(c)(3) public charity

    Cutchogue, NY · 3 mi away

    Ask it
    Proof for Cutchogue New Suffolk Free Library
    IRS exempt-organization registration
    IRS 112009643
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Cutchogue, NY · serves New York
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 112009643 → IRS search

  4. Friends of the Rogers Memorial Library

    Active501(c)(3) public charity

    Southampton, NY · 10 mi away

    Ask it
    Proof for Friends of the Rogers Memorial Library
    IRS exempt-organization registration
    IRS 113357751
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Southampton, NY · serves New York
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 113357751 → IRS search

  5. Hampton Bays Public Library

    Active501(c)(3) public charity

    Hampton Bays, NY · 10 mi away

    Ask it
    Proof for Hampton Bays Public Library
    IRS exempt-organization registration
    IRS 111981651
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Hampton Bays, NY · serves New York
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 111981651 → IRS search

  6. Riverhead Free Library

    Active501(c)(3) public charity

    Riverhead, NY · 8 mi away

    Ask it
    Proof for Riverhead Free Library
    IRS exempt-organization registration
    IRS 111897225
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Riverhead, NY · serves New York
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 111897225 → IRS search

  7. Rogers Memorial Library CO

    Active501(c)(3) public charity

    Southampton, NY · 10 mi away

    Ask it
    Proof for Rogers Memorial Library CO
    IRS exempt-organization registration
    IRS 111674173
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Southampton, NY · serves New York
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 111674173 → IRS search

  8. Southold Free Library

    Active501(c)(3) public charity

    Southold, NY · 7 mi away

    Ask it
    Proof for Southold Free Library
    IRS exempt-organization registration
    IRS 111675859
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Southold, NY · serves New York
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 111675859 → IRS search

  9. Friends of the John Jermain Library Inc

    Active501(c)(3) public charity

    Sag Harbor, NY · 12 mi away

    Ask it
    Proof for Friends of the John Jermain Library Inc
    IRS exempt-organization registration
    IRS 753162147
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Sag Harbor, NY · serves New York
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 753162147 → IRS search

  10. Hampton Library IN Bridgehampton Inc

    Active501(c)(3) public charity

    Bridgehampton, NY · 14 mi away

    Ask it
    Proof for Hampton Library IN Bridgehampton Inc
    IRS exempt-organization registration
    IRS 112007389
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Bridgehampton, NY · serves New York
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 112007389 → IRS search

  11. Quogue Free Library Inc

    Active501(c)(3) public charity

    Quogue, NY · 13 mi away

    Ask it
    Proof for Quogue Free Library Inc
    IRS exempt-organization registration
    IRS 112123274
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Quogue, NY · serves New York
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 112123274 → IRS search

  12. Shelter Island Public Library

    Active501(c)(3) public charity

    Shelter Is, NY · 13 mi away

    Ask it
    Proof for Shelter Island Public Library
    IRS exempt-organization registration
    IRS 112015667
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Shelter Is, NY · serves New York
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 112015667 → IRS search

  13. Westhampton Free Library

    Active501(c)(3) public charity

    W Hampton Bch, NY · 13 mi away

    Ask it
    Proof for Westhampton Free Library
    IRS exempt-organization registration
    IRS 111672825
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    W Hampton Bch, NY · serves New York
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 111672825 → IRS search

  14. Friends of the Center Moriches Free Public Library Inc

    Active501(c)(3) public charity

    Ctr Moriches, NY · 19 mi away

    Ask it
    Proof for Friends of the Center Moriches Free Public Library Inc
    IRS exempt-organization registration
    IRS 813678236
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Ctr Moriches, NY · serves New York
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 813678236 → IRS search

  15. Amagansett Free Library

    Active501(c)(3) public charity

    Amagansett, NY · 22 mi away

    Ask it
    Proof for Amagansett Free Library
    IRS exempt-organization registration
    IRS 116028314
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Amagansett, NY · serves New York
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 116028314 → IRS search

  16. Brookhaven Free Library

    Active501(c)(3) public charity

    Brookhaven, NY · 25 mi away

    Ask it
    Proof for Brookhaven Free Library
    IRS exempt-organization registration
    IRS 111700967
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Brookhaven, NY · serves New York
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 111700967 → IRS search

  17. Empire State Library Network

    Active501(c)(3) public charity

    Bellport, NY · 26 mi away

    Ask it
    Proof for Empire State Library Network
    IRS exempt-organization registration
    IRS 201226986
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Bellport, NY · serves New York
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 201226986 → IRS search

  18. Long Island Library Resources Council Inc

    Active501(c)(3) public charity

    Bellport, NY · 26 mi away

    Ask it
    Proof for Long Island Library Resources Council Inc
    IRS exempt-organization registration
    IRS 112157354
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Bellport, NY · serves New York
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 112157354 → IRS search

  19. Port Jefferson Free Library

    Active501(c)(3) public charity

    Prt Jefferson, NY · 28 mi away

    Ask it
    Proof for Port Jefferson Free Library
    IRS exempt-organization registration
    IRS 111672784
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Prt Jefferson, NY · serves New York
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 111672784 → IRS search

  20. South Country Library

    Active501(c)(3) public charity

    Bellport, NY · 26 mi away

    Ask it
    Proof for South Country Library
    IRS exempt-organization registration
    IRS 112207749
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Bellport, NY · serves New York
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 112207749 → IRS search

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