Syosset, New York
Area codes 363, 516 · Population: 18,829
Eastern (ET)
New York
Pop. 18,829
Area Codes Serving Syosset
About Syosset, New York
Syosset is a city in New York that is served by area codes 363, 516. The city has a population of approximately 18,829 residents and is located in the Eastern Time Zone.