ZIP Code 11940 is located in the county of Suffolk in the state of New York. 11940 ZIP Code is spread between the coordinates of +40.8102990 Latitude and -72.75502408 Longitude. 11940 ZIP Code is part of the 631 area code. There are 0 postal offices in zip code 11940.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 11940. Always when you mail a package or a letter, be attentive to mention the preferred or acceptable cities. Using any city in the list of unacceptable cities may result in unforseen delays.