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Community & Nonprofit

Social Services & Nonprofits in Oyster Bay, NY

8 nonprofit organizations listed · Updated Oct 27, 2026

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

Avahere lists 8 nonprofit organizations in Oyster Bay, NY (11771). Of these, 1 show a public phone number, 6 link to a website and 1 list a street address. Oyster Bay is a hamlet in the Town of Oyster Bay; this page also covers Centre Island, Cove Neck, Oyster Bay Cove. Nearby, East Norwich has 1 and Mill Neck has 3. None of these businesses has claimed its page yet, so the details come from public business records.

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Social Services & Nonprofits in Oyster Bay: common questions

How many nonprofit organizations are in Oyster Bay, NY?
Avahere lists 8 nonprofit organizations in Oyster Bay. Nearby you'll also find 1 in East Norwich, 3 in Mill Neck, 3 in Locust Valley.
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.