Currently, the mi. Select the name of the Place/Address/City (in Delaware, US) from the suggested list. Users can easily view the boundaries of each Zip Code and the state as a whole.This list of Registered Agents is provided solely as a convenience to our website users. fenwick island falls under sussex county of Delaware State.The total population of the city is 379 and covers total area of 1,196 square miles (county). 48 Coupons. Our complete calling resource guide instantly gives you the the Delaware City area code and local time to help you make your long distance call to Delaware City, Delaware. The percentage of children under 18 living in the 19706 ZIP code is slightly less than average compared to other areas of the country. mi. Administratively Delaware is divided into 57 cities and town and three counties: New Castle, Kent, and Sussex. The preferred city may not be the city in which the ZIP is located. After all Delaware City Zip Code List results are shown on the page, you can get the biggest save by clicking to What occasion of the year can I get the biggest discount? Zip code 19947 statistics: (Find on map) Estimated zip code population in 2016: 19,842 Zip code population in 2010: 18,799 Zip code population in 2000: 15,525 Mar. Looking at 19706 real estate data, the median home value of $201,400 is slightly higher than average compared to the rest of the country.