Delaware is divided into three counties, each of which has its own zip codes. In New Castle County, Delaware’s most populous county, the zip codes range from 19701 to 19980. The zip codes in Kent County range from 19901 to 19971, while those in Sussex County range from 19975 to 19980. Wilmington is the largest city in Delaware and covers several zip codes including 19802, 19801, 19804 and 19805. Dover is the capital of Delaware and its zip codes include 19901 and 19904. Newark has the following zip codes: 19711 and 19702. The Middletown area includes the following zip codes: 19709, 19610 and 19707. Other cities in Delaware with their respective zip codes are Milford (19963), Seaford (19973) and Georgetown (19947). Zip code 19706 covers Hockessin while Elsmere/Newport has a single zip code of 19804.
List of all zip codes for the state of Delaware, DE. Sorted by city. For each zip code listed, names of city and county are provided. For specific information of each postal code, please click the following links for Delaware zip codes.
- ABBREVIATIONFINDER: Find the most commonly used abbreviations about the state of Delaware. We offer a comprehensive list of major cities, state profile, common acronyms and map of Delaware.
- COUNTRYAAH: How many airports are there in Delaware? Here, you will find a full list of all airports in alphabetical order as well as airport abbreviations for Delaware.
List of Zip Codes in Delaware by City
- Delaware Zip Codes by City (2/1/2023)
Note: Check COUNTRYAAH for top 10 cities in the state of Delaware.
Wilmington is the largest city in Delaware and its economic hub. It is located on the banks of the Christina River and is home to numerous corporate offices, banks, and other businesses. The city has a rich history and features many historical sites such as the Delaware History Museum, the Grand Opera House, and Fort Christina. Wilmington is also home to a vibrant arts community with numerous galleries, theaters, and music venues.
Dover is the capital of Delaware and has a rich history dating back to colonial times. It is home to Legislative Hall which houses both chambers of the Delaware General Assembly. Dover also hosts several festivals throughout the year such as The Firefly Music Festival, Dover Days Festival, and Biggs Museum of American Art. Additionally, Dover Air Force Base is located here which serves as an important military installation for the state.
Rehoboth Beach is a popular beach resort town located along Delaware’s Atlantic Coast. It has been a popular summer vacation destination for many years due to its beautiful beaches, boardwalk attractions such as Funland amusement park, restaurants, shopping outlets, art galleries and more. Rehoboth Beach also hosts several festivals throughout the year including Dewey Beach Music Conference & Festival and Rehoboth Beach Independent Film Festival.
Newark is one of Delaware’s larger cities located in New Castle County near Wilmington. It features a charming downtown area with numerous restaurants, shops and cultural attractions including The Old College Hall at University of Delaware’s main campus that houses art galleries as well as concerts throughout the year. Newark also has many parks such as White Clay Creek State Park which offers camping sites along with fishing opportunities in its streams and lakes making it a great outdoor destination for visitors from all over to explore nature’s beauty in this small city.
Middletown is another large city located in Kent County near Dover that boasts historic sites such as Appoquinimink Friends Meetinghouse which was built in 1769 by local Quakers living in Middletown during colonial times.. Middletown also offers visitors plenty of outdoor activities at Lums Pond State Park where they can enjoy swimming or fishing at one of its three ponds or take part in campfire programs offered by park rangers throughout certain months out of year making it great place for families looking for some quality time outside away from hustle-bustle of city life .
Delaware is a small state with three counties, each offering unique attractions and experiences. New Castle County is the most populous and northernmost county in Delaware. It is home to Wilmington, the state’s largest city. This county offers a variety of attractions such as historic districts, museums, parks, and shopping centers. It also has a vibrant nightlife scene with numerous clubs and bars. Kent County is located in the central part of Delaware and known for its agricultural heritage. The area offers an abundance of outdoor recreation opportunities such as fishing, camping, hiking, and kayaking. Dover is the capital of Kent County and features several museums, art galleries, shops, restaurants, and entertainment venues. Sussex County is located in the southernmost part of Delaware and famous for its beaches along the Atlantic Ocean coastline. Visitors can enjoy activities like swimming or boating at Rehoboth Beach or Bethany Beach. In addition to beach-related activities there are plenty of golf courses available for those who prefer more leisurely pursuits. Nature lovers will find plenty to do in Sussex County with its many parks including Trap Pond State Park or Prime Hook National Wildlife Refuge where they can explore nature trails or go birdwatching.