Connecticut ZIP Codes
United States · 429 codes
Connecticut has 429 ZIP codes, from 06001 to 06927, serving 429 places in 15 counties. Choose a county to see every code and place.
Countys of Connecticut
- Capitol Region06001–06489
- Connecticut Metropolitan06468–06890
- Fairfield06875
- Litchfield06777–06794
- Lower Connecticut River Valley06371–06498
- Middlesex06481
- Naugatuck Valley06010–06798
- New London06333–06334
- Northeastern Connecticut06230–06387
- Northwest Hills06013–06796
- South Central Regional06405–06540
- Southeastern Connecticut06226–06474
- Tolland06066–06279
- Western Connecticut06404–06927
- Windham06255
Frequently asked questions
How many ZIP codes are there in Connecticut?
429 ZIP codes for 429 places in 15 counties.
What is the ZIP code range of Connecticut?
ZIP codes in Connecticut run from 06001 to 06927 in this list.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.