Delaware is one of the smallest states in the United States by land mass, but it’s packed with fun and interesting things to see and do. It has a population of over 989,000 people.
There are about three counties in this state, and they are Kent, Sussex, and New Castle. New Castle County is the most populous county, and it is home to the state capital, Wilmington.
From its historic cities to its beautiful beaches, Delaware has something to offer everyone. The state is also home to 98 zip codes, which are used by the United States Postal Service to sort and deliver mail.
These five-digit numbers help to identify a specific geographic area. They are typically assigned to cities and towns, but can also be used to identify rural areas, military bases, and other types of locations.
Delaware Zip Codes
City | ZIP Code | County |
---|---|---|
Dover | 19901 | Kent |
Dover Afb | 19902 | Kent |
Dover | 19903 | Kent |
Dover | 19904 | Kent |
Dover | 19905 | Kent |
Dover | 19906 | Kent |
Camden Wyoming | 19934 | Kent |
Cheswold | 19936 | Kent |
Clayton | 19938 | Kent |
Felton | 19943 | Kent |
Frederica | 19946 | Kent |
Harrington | 19952 | Kent |
Hartly | 19953 | Kent |
Houston | 19954 | Kent |
Kenton | 19955 | Kent |
Little Creek | 19961 | Kent |
Magnolia | 19962 | Kent |
Marydel | 19964 | Kent |
Smyrna | 19977 | Kent |
Viola | 19979 | Kent |
Woodside | 19980 | Kent |
Bear | 19701 | New Castle |
Newark | 19702 | New Castle |
Claymont | 19703 | New Castle |
Delaware City | 19706 | New Castle |
Hockessin | 19707 | New Castle |
Kirkwood | 19708 | New Castle |
Middletown | 19709 | New Castle |
Montchanin | 19710 | New Castle |
Newark | 19711 | New Castle |
Newark | 19712 | New Castle |
Newark | 19713 | New Castle |
Newark | 19714 | New Castle |
Newark | 19715 | New Castle |
Newark | 19716 | New Castle |
Newark | 19717 | New Castle |
Newark | 19718 | New Castle |
New Castle | 19720 | New Castle |
New Castle | 19721 | New Castle |
Newark | 19725 | New Castle |
Newark | 19726 | New Castle |
Odessa | 19730 | New Castle |
Port Penn | 19731 | New Castle |
Rockland | 19732 | New Castle |
Saint Georges | 19733 | New Castle |
Townsend | 19734 | New Castle |
Winterthur | 19735 | New Castle |
Yorklyn | 19736 | New Castle |
Wilmington | 19801 | New Castle |
Wilmington | 19802 | New Castle |
Wilmington | 19803 | New Castle |
Wilmington | 19804 | New Castle |
Wilmington | 19805 | New Castle |
Wilmington | 19806 | New Castle |
Wilmington | 19807 | New Castle |
Wilmington | 19808 | New Castle |
Wilmington | 19809 | New Castle |
Wilmington | 19810 | New Castle |
Wilmington | 19850 | New Castle |
Wilmington | 19880 | New Castle |
Wilmington | 19884 | New Castle |
Wilmington | 19885 | New Castle |
Wilmington | 19886 | New Castle |
Wilmington | 19887 | New Castle |
Wilmington | 19889 | New Castle |
Wilmington | 19890 | New Castle |
Wilmington | 19891 | New Castle |
Wilmington | 19892 | New Castle |
Wilmington | 19893 | New Castle |
Wilmington | 19894 | New Castle |
Wilmington | 19895 | New Castle |
Wilmington | 19896 | New Castle |
Wilmington | 19897 | New Castle |
Wilmington | 19898 | New Castle |
Wilmington | 19899 | New Castle |
Bethany Beach | 19930 | Sussex |
Bethel | 19931 | Sussex |
Bridgeville | 19933 | Sussex |
Dagsboro | 19939 | Sussex |
Delmar | 19940 | Sussex |
Ellendale | 19941 | Sussex |
Fenwick Island | 19944 | Sussex |
Frankford | 19945 | Sussex |
Georgetown | 19947 | Sussex |
Greenwood | 19950 | Sussex |
Harbeson | 19951 | Sussex |
Laurel | 19956 | Sussex |
Lewes | 19958 | Sussex |
Lincoln | 19960 | Sussex |
Milford | 19963 | Sussex |
Millsboro | 19966 | Sussex |
Millville | 19967 | Sussex |
Milton | 19968 | Sussex |
Nassau | 19969 | Sussex |
Ocean View | 19970 | Sussex |
Rehoboth Beach | 19971 | Sussex |
Seaford | 19973 | Sussex |
Selbyville | 19975 | Sussex |
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Uses of Zip Codes In Delaware
Zip codes in Delaware serve a number of purposes, which include;
- Delivering mail: using these codes helps the United States Postal Service to sort and deliver mail efficiently.
- Identifying geographic areas: it can also be used to identify specific geographic areas, such as cities, towns, and rural areas.
This information can be used for a variety of purposes, such as tracking population growth, planning for new infrastructure, and responding to emergencies.
- Calculating shipping rates: they are also used by shipping companies to calculate shipping rates.
- Conducting demographic research: it is also used for tracking income levels, education levels, and age distribution.
Delaware Zip Code Prefixes
The first two digits of a Delaware zip code indicate the county in which the location is located. The following table shows the Delaware zip code prefixes and their corresponding counties:
- 197 New Castle
- 198 Kent
- 199 Sussex
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The remaining three digits of a Delaware zip code identify the specific location within the county. For example, the zip code 19701 is for the city of Bear, New Castle County.
Some Facts About Delaware Zip Codes
- The Zip code with the largest population in Delaware is 19807, which is home to the city of Wilmington.
- The ZIP code with the smallest population in Delaware is 19975, and that is the town of Selbyville.