Syosset, NY

Syosset is a hamlet and census-designated place in the Town of Oyster Bay, in Nassau County, on the North Shore of Long Island, in New York, United States. The population was 19,259 at the 2020 census.
  • Elevation: 217 ft (66 m)
  • Country: United States
  • State: New York
  • County: Nassau County, New York
  • Town: Oyster Bay
  • ZIP Codes: 11773, 11791
  • Area code: 516
Data from: en.wikipedia.org