Skip to content
Avahere

Community & Nonprofit

Social Services & Nonprofits in Syosset, NY

12 nonprofit organizations listed · Updated Oct 27, 2026

Find nonprofits and social service organizations in Syosset for help, volunteering and giving.

Avahere lists 12 nonprofit organizations in Syosset, NY (11791). Of these, 4 link to a website. Syosset is a hamlet in the Town of Oyster Bay; this page also covers Muttontown, Laurel Hollow. Nearby, Woodbury has 5 and East Norwich has 1. None of these businesses has claimed its page yet, so the details come from public business records.

12 results

Results

  8. 8. KPC

    Unclaimed
    No reviews yet

    Social Service OrganizationSyosset

    Serves Syosset and nearby

    View details

Social Services & Nonprofits in Syosset: common questions

How many nonprofit organizations are in Syosset, NY?
Avahere lists 12 nonprofit organizations in Syosset. Nearby you'll also find 5 in Woodbury, 1 in East Norwich, 5 in Plainview.
How do I contact a nonprofit organization listed here?
Open the business page to see what the business has shared, such as its website, phone and location. Claimed businesses keep their own details up to date.
I run a nonprofit organization business. How do I update my listing?
Find your business and choose "Claim it free". After a quick check you can edit your details, add services and photos, and answer customers at no cost.
Is Avahere free?
Yes. Avahere is free for customers and for businesses. There are no lead fees, and businesses cannot pay to rank higher.

Listings come from public business records and from business owners. Avahere does not show owner names or private contact details. Spot a mistake or want a listing removed? Remove a listing or contact us.