Nonprofits in Mastic Beach, New York

Nonprofits in Mastic Beach, New York. Browse 46 public nonprofit profiles. Review organization identities, available filing years, and their complete CharitySense profiles.

Location refers to headquarters recorded in public sources, not an organization’s service area. Classification describes its reported category and does not assess its effectiveness.

Nonprofit profiles

  1. Align Me God Lcm

    EIN 882369599 · Headquarters: Mastic Beach, NY, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. American Federation of Government Employees Afge Local 237

    EIN 900526002 · Headquarters: Mastic beach, NY, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. American Legion Auxiliary

    EIN 510177457 · Headquarters: Mastic Beach, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. American Legion Post 1533

    EIN 116104909 · Headquarters: Mastic Beach, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Animal Angel Animal Rescue

    EIN 264474980 · Headquarters: mastic beach, NY, US · Animal Related · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  6. Anthony Daly Munchkin Foundation Inc

    EIN 261523893 · Headquarters: Mastic Beach, NY, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  7. Bethany Hermitage

    EIN 113473174 · Headquarters: Mastic Beach, NY, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Black Forest Solution Inc

    EIN 832184998 · Headquarters: mastic beach, NY, US · Youth Development · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  9. Central Council of the Society of St Vincent De Paul in the Diocese

    EIN 383778534 · Headquarters: Mastic Beach, NY, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Colonial Youth & Family Services Inc

    EIN 237271852 · Headquarters: MASTIC BEACH, NY, USA · Human Services · Latest available filing year: 2022 · Primary form: IRS Form 990

  11. Columbiettes Incorporated

    EIN 112444663 · Headquarters: Mastic Beach, NY, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  12. Committee to Honor the Victims of the Irish Hunger 1845-51 Inc

    EIN 465177320 · Headquarters: Mastic Beach, NY, USA · Crime & Legal Related · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  13. Cultural Arts Guild of Mastic Beach

    EIN 461815416 · Headquarters: Mastic Beach, NY, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. Enlightened Word Inc

    EIN 990975447 · Headquarters: MASTIC BEACH, NY, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Gerontology Professionals of Long Island Inc

    EIN 352586272 · Headquarters: MASTIC BEACH, NY, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  16. International Association of Lions Clubs

    EIN 510209924 · Headquarters: Mastic Beach, NY, US · Community Improvement & Capacity Building · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  17. L I Chihuahua Rescue Inc

    EIN 465423810 · Headquarters: Mastic Beach, NY, US · Animal Related · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  18. Long Island Association of Special Education

    EIN 203645385 · Headquarters: Mastic Beach, NY, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Long Island Speech Assocation Inc

    EIN 112226910 · Headquarters: MASTIC BEACH, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  20. Long Term Care Alternatives Inc

    EIN 464216581 · Headquarters: MASTIC BEACH, NY, USA · Health Care · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  21. Lynvet Football & Cheerleading Association Inc

    EIN 113519898 · Headquarters: MASTIC BEACH, NY, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  22. Marine Corps League

    EIN 113135442 · Headquarters: Mastic Beach, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Mastic Beach Ambulance Company Inc

    EIN 112827767 · Headquarters: MASTIC BEACH, NY, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. Mastic Beach Conservancy Corp

    EIN 871707321 · Headquarters: MASTIC BEACH, NY, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  25. Mastic Beach Fire Department Incorporated

    EIN 113316963 · Headquarters: MASTIC BEACH, NY, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Mastic Beach Property Owners Associationinc

    EIN 111806996 · Headquarters: MASTIC BEACH, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Mastic Beach Yacht Club

    EIN 112256567 · Headquarters: MASTIC BEACH, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  28. Narrow Bay Historical Society

    EIN 474994675 · Headquarters: Mastic Beach, NY, US · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  29. National Ambucs Inc

    EIN 364819415 · Headquarters: Mastic Beach, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Ocean Arts Theatricals Inc

    EIN 882811315 · Headquarters: Mastic Beach, NY, USA · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990

  31. Parent Booster USA Inc

    EIN 842960670 · Headquarters: Mastic Beach, NY, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  32. Parent Booster USA Inc

    EIN 994072940 · Headquarters: Mastic Beach, NY, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Pattersquash Creek Civic Association Inc

    EIN 651316686 · Headquarters: Mastic Beach, NY, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. People Advocating for Change Inc

    EIN 471589028 · Headquarters: Mastic Beach, NY, US · Public & Societal Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  35. Safe 4 Kids USA

    EIN 830489876 · Headquarters: mastic beach, NY, US · Youth Development · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  36. Shirley-Mastics Community Service

    EIN 112593870 · Headquarters: MASTIC BEACH, NY, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Shrine of St Jude Council

    EIN 454087784 · Headquarters: Mastic Beach, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Smith Point Fish & Hunt Club Inc

    EIN 113201632 · Headquarters: Mastic Beach, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. South Shore Youth Baseball Club

    EIN 814394572 · Headquarters: Mastic Beach, NY, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Suffolk County Youth Cheerleading Association Inc

    EIN 824435038 · Headquarters: MASTIC BEACH, NY, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  41. William Floyd Boys Basketball Booster Club Inc

    EIN 820877010 · Headquarters: Mastic Beach, NY, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  42. William Floyd Council of Administrators and Supervisors

    EIN 472777464 · Headquarters: Mastic Beach, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. William Floyd Estate Conservancy

    EIN 831546785 · Headquarters: Mastic Beach, NY, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  44. William Floyd High School Ptso

    EIN 113381427 · Headquarters: Mastic Beach, NY, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  45. William Floyd Special Education Pto

    EIN 994331926 · Headquarters: Mastic Beach, NY, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. William Paca Ms Pto

    EIN 815067546 · Headquarters: MASTIC BEACH, NY, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N