How do I find a ZIP code by city or state?

You can find ZIP codes by city or state using our search tool. Just enter the city or state name, and you'll see all related ZIP codes instantly.

What is a ZIP+4 code?

A ZIP+4 code adds four digits to the basic five-digit ZIP code. It helps the USPS deliver mail more precisely to specific addresses or buildings.

Are ZIP codes the same as postal codes?

ZIP codes are the U.S. version of postal codes, used by the USPS to identify delivery areas. Other countries use postal codes with different formats.

Complete ZIP Codes For Fairfield, Connecticut

Browse Fairfield ZIP Codes

ZIP Codes in Fairfield County help organize mail delivery and define local service areas. Each ZIP Code corresponds to a specific community or post office, ensuring residents, businesses, and visitors can find accurate address information quickly. By browsing the complete list of Fairfield ZIP Codes, you can easily identify the correct code for mailing, business, or geographic purposes.

Stamford

Post Office	Stamford
Division	Fairfield
Pincode	6902

Danbury

Post Office	Danbury
Division	Fairfield
Pincode	6810

Bridgeport

Post Office	Bridgeport
Division	Fairfield
Pincode	6606

Shelton

Post Office	Shelton
Division	Fairfield
Pincode	6484

Fairfield

Post Office	Fairfield
Division	Fairfield
Pincode	6824

Trumbull

Post Office	Trumbull
Division	Fairfield
Pincode	6611

Total Post Offices (77) Page 1 of 13
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Cities in Fairfield

35 cities in Fairfield County | List of ZIP Codes in Connecticut

ZIP codes in Fairfield County, Connecticut not only facilitate mail delivery but also provide important demographic and geographic insights. Each ZIP code corresponds to specific areas within the county, helping businesses, residents, and researchers understand population distribution, city locations, and service coverage across Fairfield County.

Businesses and service providers rely on accurate ZIP code information in Fairfield County to plan deliveries, target customers, and ensure timely services. By referencing the full list of ZIP codes, companies can optimize logistics and outreach, while residents can easily identify the correct postal codes for their addresses within Connecticut.

Knowing the correct ZIP codes in Fairfield County ensures fast and accurate mail delivery from the United States Postal Service (USPS). It also helps travelers, online shoppers, and local residents navigate efficiently across towns and communities in Fairfield County, making ZIP codes an essential part of daily life and business operations.