11791 is zip code located in Syosset, New York. The population is 25,240, making 11791 the largest zipcode in Syosset.
There are 10 public schools in 11791 with an average Homefacts rating of A. , and there are 1 registered sex offenders residing in the zip code 11791. Unemployment in 11791 is moderate.
Zip codes within Syosset include 11773.