ZIP Code 06840 – New Canaan, Connecticut | ZipsCode.us
Home / Connecticut ZIP Codes / ZIP Code 06840
ZIP Code 06840
New Canaan, Connecticut · Western Connecticut
ZIP code 06840 belongs to the city of New Canaan in Connecticut (Western Connecticut). See all Connecticut ZIP Codes.
ZIP code 06840 belongs to New Canaan, Connecticut, in Western Connecticut. If you are mailing a letter or package to this area, use New Canaan, CT 06840 in the address. On this page you will find the city and county for 06840, nearby ZIP codes in the same county, and free tools to look up any address in this ZIP code.
What City Is ZIP Code 06840?
The city for ZIP code 06840 is New Canaan, Connecticut. When you write an address in this area, the correct format is: Name, Street Address, New Canaan, CT 06840.
ZIP Code 06840 County and State
ZIP code 06840 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 06840:
ZIP Code 06840 on the Map
The map below shows the approximate center of ZIP code 06840, near New Canaan, Connecticut. You can zoom in and drag the map to explore the area.
Map center is approximate (ZIP area center, around 41.151, -73.4944). Map data © OpenStreetMap.
Population and Demographics of ZIP Code 06840
According to public U.S. Census Bureau data, ZIP code 06840 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 06840
Need the full ZIP+4 code for a specific street address in New Canaan? 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 06840?
ZIP code 06840 is for New Canaan, Connecticut.
What county is ZIP code 06840 in?
ZIP code 06840 is in Western Connecticut, Connecticut.
What state is ZIP code 06840 in?
ZIP code 06840 is in Connecticut (CT).
How do I find the ZIP+4 for an address in 06840?
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 06840?
Nearby ZIP codes include 06404 (Botsford), 06440 (Hawleyville), 06470 (Newtown), 06482 (Sandy Hook), 06752 (Bridgewater).
Related ZIP Code Tools
Find the ZIP code for any U.S. street address.
See which city and county any ZIP code belongs to.
Get the full 9-digit ZIP code for precise delivery.
Track packages sent to or from any U.S. address.
Search any U.S. ZIP code, city or address — free.