Youth and community nonprofits in Mastic, NY

1 tax-exempt youth and community nonprofits based in Mastic, from IRS data.

By type

Amateur sports1

Amateur sports

Mastic Sports Club

Mastic, NY 11950

Tax-exempt since 2024 · EIN 11-2478942

Also in Mastic

Licensed child care and after-school programs in Mastic · New York program rules

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Source: IRS Exempt Organizations Business Master File, posted October 13, 2026. We list 501(c)(3) organizations whose IRS activity code is youth development, amateur sports, camps and recreation, parent-teacher groups, children's services, child day care or arts education. We show the city and ZIP code only, never a street address or contact person. A listing is not an endorsement.