Connecticut Zip Codes
262 zip codes in Connecticut. Capital: Hartford. Nickname: Constitution State.
Quick Facts
- Total ZIP codes
- 262
- Counties covered
- 8
- Cities and places
- 187
- Top cities by ZIP count
- New Haven, Stamford, Hartford
- Time zone
- Eastern Time (ET)
- Capital
- Hartford
Top ZIP Rankings in Connecticut
Ranked top 10 lists by household income, population, and home value.
About Connecticut Zip Codes
Connecticut (CT), known as the Constitution State, with its capital in Hartford, contains 262 unique USPS ZIP codes distributed across 8 counties and 187 distinct cities and places. The state observes Eastern Time (ET). ZIP codes here cover residential addresses, PO box ranges, business districts, and unique large-volume customer codes.
The cities with the most ZIP codes in Connecticut are New Haven, Stamford, Hartford, Waterbury, Bridgeport. Larger metro areas use multiple ZIP codes to separate neighborhoods, business districts, and PO box ranges. The counties with the highest ZIP density are Hartford County, Fairfield County, New Haven County, Litchfield County, New London County, reflecting both population and geographic spread.
Connecticut ZIP codes range from 06001 to 06907. The first digit reflects the USPS national region and the next two narrow down to a sectional center facility that routes mail across the state. Use the lists below to browse every ZIP code by county or by city, or jump straight to a ZIP for population, income, housing, weather, and cost of living details.
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Browse by County
- Fairfield County (43)
- Hartford County (54)
- Litchfield County (38)
- Middlesex County (20)
- New Haven County (40)
- New London County (28)
- Tolland County (15)
- Windham County (24)
Browse by Top Cities
- New Haven (9)
- Stamford (8)
- Hartford (7)
- Waterbury (7)
- Bridgeport (6)
- West Hartford (5)
- Norwalk (5)
- Granby (3)
- New Britain (3)
- Chaplin (3)
- Thomaston (3)
- Danbury (3)
- Burlington (2)
- Simsbury (2)
- Suffield (2)
- Tolland (2)
- Willimantic (2)
- Brooklyn (2)
- Danielson (2)
- Putnam (2)
- Woodstock (2)
- Moosup (2)
- Norwich (2)
- Pawcatuck (2)
- Colchester (2)
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All Zip Codes in Connecticut
Fairfield County (43 ZIP codes)
| Zip Code | City |
|---|---|
| 06468 | Monroe |
| 06470 | Newtown |
| 06482 | Newtown |
| 06484 | Shelton |
| 06604 | Bridgeport |
| 06605 | Bridgeport |
| 06606 | Bridgeport |
| 06607 | Bridgeport |
| 06608 | Bridgeport |
| 06610 | Bridgeport |
| 06611 | Monroe |
| 06612 | Easton |
| 06614 | Stratford |
| 06615 | Stratford |
| 06784 | Sherman |
| 06801 | Bethel |
| 06804 | Brookfield |
| 06807 | Cos Cob |
| 06810 | Danbury |
| 06811 | Danbury |
| 06812 | New Fairfield |
| 06820 | Stamford |
| 06830 | Greenwich |
| 06831 | Greenwich |
| 06840 | Stamford |
| 06850 | Norwalk |
| 06851 | Norwalk |
| 06853 | Norwalk |
| 06854 | Norwalk |
| 06855 | Norwalk |
| 06870 | Old Greenwich |
| 06877 | Danbury |
| 06878 | Old Greenwich |
| 06880 | Westport |
| 06883 | Weston |
| 06896 | Redding |
| 06897 | Wilton |
| 06901 | Stamford |
| 06902 | Stamford |
| 06903 | Stamford |
| 06905 | Stamford |
| 06906 | Stamford |
| 06907 | Stamford |
Hartford County (54 ZIP codes)
| Zip Code | City |
|---|---|
| 06001 | Avon |
| 06002 | Bloomfield |
| 06010 | Bristol |
| 06013 | Burlington |
| 06016 | Broad Brook |
| 06019 | Canton |
| 06020 | Canton Center |
| 06022 | Collinsville |
| 06023 | East Berlin |
| 06026 | East Granby |
| 06027 | East Hartland |
| 06032 | Farmington |
| 06033 | Glastonbury |
| 06035 | Granby |
| 06037 | Berlin |
| 06040 | Manchester |
| 06051 | New Britain |
| 06052 | New Britain |
| 06053 | New Britain |
| 06060 | Granby |
| 06062 | Plainville |
| 06067 | Rocky Hill |
| 06070 | Simsbury |
| 06073 | South Glastonbury |
| 06074 | South Windsor |
| 06078 | Suffield |
| 06081 | Simsbury |
| 06082 | Enfield |
| 06085 | Burlington |
| 06088 | East Windsor |
| 06089 | Weatogue |
| 06090 | Granby |
| 06091 | West Hartland |
| 06092 | West Simsbury |
| 06093 | Suffield |
| 06095 | Windsor |
| 06096 | Windsor Locks |
| 06103 | Hartford |
| 06105 | West Hartford |
| 06106 | Hartford |
| 06107 | West Hartford |
| 06108 | Hartford |
| 06109 | Hartford |
| 06110 | West Hartford |
| 06111 | Newington |
| 06112 | Hartford |
| 06114 | Hartford |
| 06117 | West Hartford |
| 06118 | East Hartford |
| 06119 | West Hartford |
| 06120 | Hartford |
| 06447 | Marlborough |
| 06479 | Plantsville |
| 06489 | Southington |
Litchfield County (38 ZIP codes)
| Zip Code | City |
|---|---|
| 06018 | Canaan |
| 06021 | Colebrook |
| 06024 | East Canaan |
| 06031 | Falls Village |
| 06039 | Lakeville |
| 06057 | New Hartford |
| 06058 | Norfolk |
| 06059 | North Canton |
| 06063 | Barkhamsted |
| 06065 | Riverton |
| 06068 | Salisbury |
| 06069 | Sharon |
| 06098 | Winsted |
| 06750 | Bantam |
| 06751 | Bethlehem |
| 06752 | Bridgewater |
| 06754 | Cornwall Bridge |
| 06755 | Gaylordsville |
| 06756 | Goshen |
| 06757 | Kent |
| 06759 | Litchfield |
| 06763 | Thomaston |
| 06776 | New Milford |
| 06777 | New Preston Marble Dale |
| 06778 | Thomaston |
| 06779 | Oakville |
| 06782 | Plymouth |
| 06783 | Roxbury |
| 06785 | Kent |
| 06786 | Terryville |
| 06787 | Thomaston |
| 06790 | Torrington |
| 06791 | Harwinton |
| 06793 | Washington Depot |
| 06794 | Washington Depot |
| 06795 | Watertown |
| 06796 | West Cornwall |
| 06798 | Woodbury |
Middlesex County (20 ZIP codes)
| Zip Code | City |
|---|---|
| 06409 | Centerbrook |
| 06412 | Chester |
| 06413 | Clinton |
| 06416 | Cromwell |
| 06417 | Deep River |
| 06419 | Killingworth |
| 06422 | Durham |
| 06423 | East Haddam |
| 06424 | East Hampton |
| 06426 | Essex |
| 06438 | Haddam |
| 06441 | Higganum |
| 06442 | Ivoryton |
| 06455 | Middlefield |
| 06457 | Middletown |
| 06469 | Moodus |
| 06475 | Old Saybrook |
| 06480 | Portland |
| 06481 | Middlefield |
| 06498 | Westbrook |
New Haven County (40 ZIP codes)
| Zip Code | City |
|---|---|
| 06401 | Ansonia |
| 06403 | Beacon Falls |
| 06405 | Branford |
| 06410 | Cheshire |
| 06418 | Derby |
| 06437 | Guilford |
| 06443 | Guilford |
| 06450 | Meriden |
| 06451 | Wallingford |
| 06460 | Milford |
| 06471 | North Branford |
| 06472 | Northford |
| 06473 | North Haven |
| 06477 | Milford |
| 06478 | Oxford |
| 06483 | Seymour |
| 06488 | Southbury |
| 06492 | Wallingford |
| 06510 | New Haven |
| 06511 | New Haven |
| 06512 | New Haven |
| 06513 | New Haven |
| 06514 | Hamden |
| 06515 | New Haven |
| 06516 | West Haven |
| 06517 | New Haven |
| 06518 | Hamden |
| 06519 | New Haven |
| 06524 | New Haven |
| 06525 | New Haven |
| 06702 | Waterbury |
| 06704 | Waterbury |
| 06705 | Waterbury |
| 06706 | Waterbury |
| 06708 | Waterbury |
| 06710 | Waterbury |
| 06712 | Prospect |
| 06716 | Waterbury |
| 06762 | Middlebury |
| 06770 | Naugatuck |
New London County (28 ZIP codes)
| Zip Code | City |
|---|---|
| 06249 | Lebanon |
| 06254 | North Franklin |
| 06320 | New London |
| 06330 | Baltic |
| 06333 | East Lyme |
| 06334 | Bozrah |
| 06335 | Gales Ferry |
| 06336 | Gilman |
| 06339 | Ledyard |
| 06340 | Groton |
| 06351 | Jewett City |
| 06355 | Mystic |
| 06357 | Niantic |
| 06359 | North Stonington |
| 06360 | Norwich |
| 06365 | Norwich |
| 06370 | Oakdale |
| 06371 | Old Lyme |
| 06375 | Quaker Hill |
| 06376 | South Lyme |
| 06378 | Pawcatuck |
| 06379 | Pawcatuck |
| 06380 | Taftville |
| 06382 | Uncasville |
| 06384 | Voluntown |
| 06385 | Waterford |
| 06415 | Colchester |
| 06420 | Colchester |
Tolland County (15 ZIP codes)
| Zip Code | City |
|---|---|
| 06029 | Ellington |
| 06043 | Bolton |
| 06066 | Vernon Rockville |
| 06071 | Somers |
| 06076 | Stafford Springs |
| 06084 | Tolland |
| 06231 | Amston |
| 06232 | Andover |
| 06237 | Columbia |
| 06238 | Coventry |
| 06248 | Hebron |
| 06250 | Mansfield Center |
| 06268 | Storrs Mansfield |
| 06269 | University of Ct |
| 06279 | Tolland |
Windham County (24 ZIP codes)
| Zip Code | City |
|---|---|
| 06226 | Willimantic |
| 06234 | Brooklyn |
| 06235 | Chaplin |
| 06239 | Danielson |
| 06241 | Danielson |
| 06242 | Chaplin |
| 06247 | Brooklyn |
| 06255 | North Grosvenordale |
| 06256 | Chaplin |
| 06259 | Pomfret Center |
| 06260 | Putnam |
| 06262 | Quinebaug |
| 06264 | Scotland |
| 06266 | South Windham |
| 06277 | Putnam |
| 06278 | Ashford |
| 06280 | Willimantic |
| 06281 | Woodstock |
| 06282 | Woodstock |
| 06331 | Canterbury |
| 06354 | Moosup |
| 06373 | Oneco |
| 06374 | Plainfield |
| 06377 | Moosup |
Frequently Asked Questions
How many ZIP codes does Connecticut have?
Connecticut has 262 ZIP codes spanning 187 cities and places across 8 counties.
What are the major cities in Connecticut?
The cities with the most ZIP codes in Connecticut are New Haven, Stamford, Hartford, Waterbury, Bridgeport. Larger metro areas use multiple ZIP codes to cover individual neighborhoods.
Which county has the most ZIP codes in Connecticut?
Hartford County has the most with 54 ZIP codes. The next largest counties are Fairfield County, New Haven County, Litchfield County, New London County.
What time zone is Connecticut in?
Connecticut observes Eastern Time (ET).
What is the smallest ZIP code number in Connecticut?
The lowest ZIP code in Connecticut is 06001.
What is the largest ZIP code number in Connecticut?
The highest ZIP code in Connecticut is 06907.
How are ZIP codes structured in Connecticut?
USPS ZIP codes are five digit numbers. The first digit indicates a broad U.S. region, the second and third narrow to a sectional center facility, and the last two identify a specific post office or delivery area. Connecticut ZIP codes typically begin with "0".
What states border Connecticut?
Connecticut borders New York, Massachusetts, Rhode Island.
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Nearby States
Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.