ZIP Code 06820 – Darien, Connecticut | ZipsCode.us
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ZIP Code 06820
Darien, Connecticut · Western Connecticut
ZIP code 06820 belongs to the city of Darien in Connecticut (Western Connecticut). See all Connecticut ZIP Codes.
ZIP code 06820 belongs to Darien, Connecticut, in Western Connecticut. If you are mailing a letter or package to this area, use Darien, CT 06820 in the address. On this page you will find the city and county for 06820, nearby ZIP codes in the same county, and free tools to look up any address in this ZIP code.
What City Is ZIP Code 06820?
The city for ZIP code 06820 is Darien, Connecticut. When you write an address in this area, the correct format is: Name, Street Address, Darien, CT 06820.
ZIP Code 06820 County and State
ZIP code 06820 is located in Western Connecticut, Connecticut. For a complete list of cities and ZIP codes across the state, see the Connecticut ZIP Codes page.
Nearby ZIP Codes in Western Connecticut
These ZIP codes are in the same county as 06820:
ZIP Code 06820 on the Map
The map below shows the approximate center of ZIP code 06820, near Darien, Connecticut. You can zoom in and drag the map to explore the area.
Map center is approximate (ZIP area center, around 41.0768, -73.4853). Map data © OpenStreetMap.
Population and Demographics of ZIP Code 06820
According to public U.S. Census Bureau data, ZIP code 06820 is home to a community in Connecticut. The figures below come from the U.S. Census and the American Community Survey (ACS).
Source: U.S. Census Bureau, American Community Survey (ACS) 2023 5-year estimates and 2023 Gazetteer. Figures are estimates and change with each new survey.
Find an Address in ZIP Code 06820
Need the full ZIP+4 code for a specific street address in Darien? Use the free ZIP+4 Lookup tool, or find any ZIP code from a street address with the ZIP Code by Address tool.
Frequently Asked Questions
What city is ZIP code 06820?
ZIP code 06820 is for Darien, Connecticut.
What county is ZIP code 06820 in?
ZIP code 06820 is in Western Connecticut, Connecticut.
What state is ZIP code 06820 in?
ZIP code 06820 is in Connecticut (CT).
How do I find the ZIP+4 for an address in 06820?
Use the free ZIP+4 Lookup tool with the full street address to get the complete 9-digit ZIP code.
What are the nearby ZIP codes to 06820?
Nearby ZIP codes include 06404 (Botsford), 06440 (Hawleyville), 06470 (Newtown), 06482 (Sandy Hook), 06752 (Bridgewater).
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