11749 is zip code located in Islandia, New York. The population is 3,406, making 11749 the largest zipcode in Islandia.
There are 1 public schools in 11749 with an average Homefacts rating of C-. , and there are 3 registered sex offenders residing in the zip code 11749. Unemployment in 11749 is moderate.
Zip codes within Islandia include 11760.