Connecticut Zip Codes

288 ZIP codes

Zip Code
City
County
Population
6902StamfordWestern CT Planning Region73,238
6010BristolNaugatuck Valley Planning Region61,077
6511New HavenSouth Central CT Planning Region55,940
6516West HavenSouth Central CT Planning Region55,336
6810DanburyWestern CT Planning Region54,957
6606BridgeportGreater Bridgeport Planning Region54,125
6457MiddletownLower CT River Valley Planning Region47,030
6492WallingfordSouth Central CT Planning Region44,267
6082EnfieldCapitol Planning Region41,346
6484SheltonNaugatuck Valley Planning Region41,206
6106HartfordCapitol Planning Region38,511
6513New HavenSouth Central CT Planning Region38,217
6360NorwichSoutheastern CT Planning Region37,219
6460MilfordSouth Central CT Planning Region37,208
6824FairfieldGreater Bridgeport Planning Region36,969
6611TrumbullGreater Bridgeport Planning Region36,922
6040ManchesterCapitol Planning Region36,847
6614StratfordGreater Bridgeport Planning Region36,184
6450MeridenSouth Central CT Planning Region36,074
6790TorringtonNorthwest Hills Planning Region35,563
6053New BritainCapitol Planning Region34,405
6489SouthingtonCapitol Planning Region32,924
6854NorwalkWestern CT Planning Region32,228
6770NaugatuckNaugatuck Valley Planning Region31,741
6051New BritainCapitol Planning Region31,711
6811DanburyWestern CT Planning Region31,170
6111NewingtonCapitol Planning Region30,458
6066Vernon RockvilleCapitol Planning Region30,289
6704WaterburyNaugatuck Valley Planning Region30,124
6340GrotonSoutheastern CT Planning Region29,672
6512East HavenSouth Central CT Planning Region29,522
6095WindsorCapitol Planning Region29,445
6033GlastonburyCapitol Planning Region29,251
6708WaterburyNaugatuck Valley Planning Region29,215
6410CheshireNaugatuck Valley Planning Region28,775
6604BridgeportGreater Bridgeport Planning Region28,264
6851NorwalkWestern CT Planning Region28,217
6405BranfordSouth Central CT Planning Region28,041
6320New LondonSoutheastern CT Planning Region27,600
6880WestportWestern CT Planning Region27,331
6776New MilfordWestern CT Planning Region27,318
6109WethersfieldCapitol Planning Region27,192
6074South WindsorCapitol Planning Region26,805
6118East HartfordCapitol Planning Region26,784
6114HartfordCapitol Planning Region26,077
6605BridgeportGreater Bridgeport Planning Region25,860
6705WaterburyNaugatuck Valley Planning Region25,744
6514HamdenSouth Central CT Planning Region25,687
6877RidgefieldWestern CT Planning Region25,059
6830GreenwichWestern CT Planning Region24,881
6473North HavenSouth Central CT Planning Region24,588
6451MeridenSouth Central CT Planning Region24,482
6108East HartfordCapitol Planning Region24,158
6042ManchesterCapitol Planning Region22,663
6610BridgeportGreater Bridgeport Planning Region22,165
6437GuilfordSouth Central CT Planning Region22,046
6112HartfordCapitol Planning Region21,977
6820DarienWestern CT Planning Region21,571
6002BloomfieldCapitol Planning Region21,460
6518HamdenSouth Central CT Planning Region20,849
6107West HartfordCapitol Planning Region20,717
6840New CanaanWestern CT Planning Region20,709
6067Rocky HillCapitol Planning Region20,705
6825FairfieldGreater Bridgeport Planning Region20,565
6801BethelWestern CT Planning Region20,406
6905StamfordWestern CT Planning Region20,201
6488SouthburyNaugatuck Valley Planning Region19,936
6515New HavenSouth Central CT Planning Region19,749
6401AnsoniaNaugatuck Valley Planning Region19,361
6850NorwalkWestern CT Planning Region19,286
6001AvonCapitol Planning Region19,119
6226WillimanticSoutheastern CT Planning Region19,103
6105HartfordCapitol Planning Region19,002
6468MonroeGreater Bridgeport Planning Region18,851
6037BerlinCapitol Planning Region18,573
6032FarmingtonCapitol Planning Region18,540
6897WiltonWestern CT Planning Region18,473
6804BrookfieldWestern CT Planning Region17,797
6443MadisonSouth Central CT Planning Region17,658
6062PlainvilleCapitol Planning Region17,537
6483SeymourNaugatuck Valley Planning Region16,766
6029EllingtonCapitol Planning Region16,519
6615StratfordGreater Bridgeport Planning Region16,252
6415ColchesterSoutheastern CT Planning Region16,130
6716WolcottNaugatuck Valley Planning Region16,094
6519New HavenSouth Central CT Planning Region16,050
6385WaterfordSoutheastern CT Planning Region15,886
6117West HartfordCapitol Planning Region15,726
6351Jewett CitySoutheastern CT Planning Region15,695
6470NewtownWestern CT Planning Region15,511
6706WaterburyNaugatuck Valley Planning Region15,459
6461MilfordSouth Central CT Planning Region15,075
6070SimsburyCapitol Planning Region15,023
6831GreenwichWestern CT Planning Region14,681
6084TollandCapitol Planning Region14,640
6119West HartfordCapitol Planning Region14,592
6517HamdenSouth Central CT Planning Region14,287
6416CromwellLower CT River Valley Planning Region14,250
6477OrangeSouth Central CT Planning Region14,231
6795WatertownNaugatuck Valley Planning Region14,190
6812New FairfieldWestern CT Planning Region13,596
6120HartfordCapitol Planning Region13,479
6413ClintonLower CT River Valley Planning Region13,271
6903StamfordWestern CT Planning Region13,266
6268Storrs MansfieldCapitol Planning Region12,961
6110West HartfordCapitol Planning Region12,813
6478OxfordNaugatuck Valley Planning Region12,801
6096Windsor LocksCapitol Planning Region12,563
6355MysticSoutheastern CT Planning Region12,481
6424East HamptonLower CT River Valley Planning Region12,372
6238CoventryCapitol Planning Region12,254
6418DerbyNaugatuck Valley Planning Region11,966
6076Stafford SpringsCapitol Planning Region11,949
6482Sandy HookWestern CT Planning Region11,830
6357NianticSoutheastern CT Planning Region11,530
6239DanielsonNortheastern CT Planning Region11,417
6608BridgeportGreater Bridgeport Planning Region10,923
6710WaterburyNaugatuck Valley Planning Region10,684
6078SuffieldCapitol Planning Region10,633
6071SomersCapitol Planning Region10,495
6475Old SaybrookLower CT River Valley Planning Region10,492
6883WestonWestern CT Planning Region10,336
6382UncasvilleSoutheastern CT Planning Region10,240
6098WinstedNorthwest Hills Planning Region10,197
6906StamfordWestern CT Planning Region10,057
6371Old LymeLower CT River Valley Planning Region9,972
6479PlantsvilleCapitol Planning Region9,947
6019CantonCapitol Planning Region9,782
6798WoodburyNaugatuck Valley Planning Region9,775
6901StamfordWestern CT Planning Region9,599
6013BurlingtonNorthwest Hills Planning Region9,557
6712ProspectNaugatuck Valley Planning Region9,411
6480PortlandLower CT River Valley Planning Region9,409
6786TerryvilleNaugatuck Valley Planning Region9,398
6260PutnamNortheastern CT Planning Region9,248
6339LedyardSoutheastern CT Planning Region9,239
6525WoodbridgeSouth Central CT Planning Region9,050
6379PawcatuckSoutheastern CT Planning Region8,973
6907StamfordWestern CT Planning Region8,948
6269Storrs MansfieldCapitol Planning Region8,863
6896ReddingWestern CT Planning Region8,747
6234BrooklynNortheastern CT Planning Region8,430
6878RiversideWestern CT Planning Region8,303
6052New BritainCapitol Planning Region8,207
6374PlainfieldNortheastern CT Planning Region8,119
6870Old GreenwichWestern CT Planning Region8,096
6855NorwalkWestern CT Planning Region8,085
6779OakvilleNaugatuck Valley Planning Region7,987
6370OakdaleSoutheastern CT Planning Region7,839
6035GranbyCapitol Planning Region7,810
6762MiddleburyNaugatuck Valley Planning Region7,665
6807Cos CobWestern CT Planning Region7,641
6612EastonGreater Bridgeport Planning Region7,630
6085UnionvilleCapitol Planning Region7,537
6787ThomastonNaugatuck Valley Planning Region7,502
6281WoodstockNortheastern CT Planning Region7,369
6422DurhamLower CT River Valley Planning Region7,197
6471North BranfordSouth Central CT Planning Region7,195
6249LebanonSoutheastern CT Planning Region7,145
6607BridgeportGreater Bridgeport Planning Region7,133
6333East LymeSoutheastern CT Planning Region7,070
6498WestbrookLower CT River Valley Planning Region6,829
6241DayvilleNortheastern CT Planning Region6,776
6016Broad BrookCapitol Planning Region6,677
6472NorthfordSouth Central CT Planning Region6,501
6250Mansfield CenterCapitol Planning Region6,304
6419KillingworthLower CT River Valley Planning Region6,216
6335Gales FerrySoutheastern CT Planning Region6,199
6447MarlboroughCapitol Planning Region6,134
6057New HartfordNorthwest Hills Planning Region6,078
6403Beacon FallsNaugatuck Valley Planning Region6,061
6073South GlastonburyCapitol Planning Region5,854
6279WillingtonCapitol Planning Region5,586
6759LitchfieldNorthwest Hills Planning Region5,550
6791HarwintonNorthwest Hills Planning Region5,539
6378StoningtonSoutheastern CT Planning Region5,488
6248HebronCapitol Planning Region5,388
6354MoosupNortheastern CT Planning Region5,331
6524BethanySouth Central CT Planning Region5,295
6237ColumbiaCapitol Planning Region5,280
6441HigganumLower CT River Valley Planning Region5,234
6359North StoningtonSoutheastern CT Planning Region5,160
6026East GranbyCapitol Planning Region5,154
6331CanterburyNortheastern CT Planning Region5,082
6423East HaddamLower CT River Valley Planning Region4,887
6043BoltonCapitol Planning Region4,851
6365PrestonSoutheastern CT Planning Region4,719
6088East WindsorCapitol Planning Region4,503
6417Deep RiverLower CT River Valley Planning Region4,445
6890SouthportGreater Bridgeport Planning Region4,443
6278AshfordNortheastern CT Planning Region4,421
6092West SimsburyCapitol Planning Region4,400
6259Pomfret CenterNortheastern CT Planning Region4,391
6277ThompsonNortheastern CT Planning Region4,328
6420SalemSoutheastern CT Planning Region4,307
6255North GrosvenordaleNortheastern CT Planning Region4,221
6510New HavenSouth Central CT Planning Region3,966
6412ChesterLower CT River Valley Planning Region3,740
6231AmstonCapitol Planning Region3,739
6093West SuffieldCapitol Planning Region3,711
6375Quaker HillSoutheastern CT Planning Region3,696
6784ShermanWestern CT Planning Region3,515
6751BethlehemNaugatuck Valley Planning Region3,399
6089WeatogueCapitol Planning Region3,391
6426EssexLower CT River Valley Planning Region3,377
6469MoodusLower CT River Valley Planning Region3,377
6280WindhamSoutheastern CT Planning Region3,337
6063BarkhamstedNorthwest Hills Planning Region3,320
6330BalticSoutheastern CT Planning Region3,305
6702WaterburyNaugatuck Valley Planning Region3,260
6232AndoverCapitol Planning Region3,160
6853NorwalkWestern CT Planning Region3,160
6438HaddamLower CT River Valley Planning Region3,079
6377SterlingNortheastern CT Planning Region3,032
6756GoshenNorthwest Hills Planning Region3,001
6455MiddlefieldLower CT River Valley Planning Region2,834
6380TaftvilleSoutheastern CT Planning Region2,725
6384VoluntownNortheastern CT Planning Region2,683
6018CanaanNorthwest Hills Planning Region2,678
6069SharonNorthwest Hills Planning Region2,534
6442IvorytonLower CT River Valley Planning Region2,514
6103HartfordCapitol Planning Region2,419
6334BozrahSoutheastern CT Planning Region2,343
6060North GranbyCapitol Planning Region2,331
6782PlymouthNaugatuck Valley Planning Region2,314
6247HamptonNortheastern CT Planning Region2,304
6256North WindhamSoutheastern CT Planning Region2,273
6235ChaplinNortheastern CT Planning Region2,193
6068SalisburyNorthwest Hills Planning Region2,074
6783RoxburyNorthwest Hills Planning Region2,061
6763MorrisNorthwest Hills Planning Region2,035
6757KentNorthwest Hills Planning Region2,029
6058NorfolkNorthwest Hills Planning Region1,975
6754Cornwall BridgeNorthwest Hills Planning Region1,912
6254North FranklinSoutheastern CT Planning Region1,892
6039LakevilleNorthwest Hills Planning Region1,878
6081TariffvilleCapitol Planning Region1,803
6752BridgewaterWestern CT Planning Region1,709
6021ColebrookNorthwest Hills Planning Region1,594
6023East BerlinCapitol Planning Region1,576
6777New Preston Marble DaleNorthwest Hills Planning Region1,570
6031Falls VillageNorthwest Hills Planning Region1,426
6778NorthfieldNorthwest Hills Planning Region1,409
6481RockfallLower CT River Valley Planning Region1,406
6793WashingtonNorthwest Hills Planning Region1,381
6750BantamNorthwest Hills Planning Region1,333
6080SuffieldCapitol Planning Region1,332
6242EastfordNortheastern CT Planning Region1,256
6027East HartlandNorthwest Hills Planning Region1,230
6459MiddletownLower CT River Valley Planning Region1,122
6794Washington DepotNorthwest Hills Planning Region971
6332Central VillageNortheastern CT Planning Region938
6282Woodstock ValleyNortheastern CT Planning Region931
6785South KentNorthwest Hills Planning Region904
6090West GranbyCapitol Planning Region875
6409CenterbrookLower CT River Valley Planning Region863
6755GaylordsvilleWestern CT Planning Region826
6796West CornwallNorthwest Hills Planning Region799
6065RivertonNorthwest Hills Planning Region723
6262QuinebaugNortheastern CT Planning Region670
6061Pine MeadowNorthwest Hills Planning Region602
6024East CanaanNorthwest Hills Planning Region534
6467MilldaleCapitol Planning Region396
6414CobaltLower CT River Valley Planning Region334
6456Middle HaddamLower CT River Valley Planning Region271
6444MarionCapitol Planning Region245
6387WaureganNortheastern CT Planning Region236
6264ScotlandNortheastern CT Planning Region235
6059North CantonCapitol Planning Region229
6266South WindhamSoutheastern CT Planning Region227
6263RogersNortheastern CT Planning Region217
6091West HartlandNorthwest Hills Planning Region185
6243East KillinglyNortheastern CT Planning Region130
6373OnecoNortheastern CT Planning Region115
6389YanticSoutheastern CT Planning Region110
6258PomfretNortheastern CT Planning Region95
6350HanoverSoutheastern CT Planning Region82
6022CollinsvilleCapitol Planning Region76
6353MontvilleSoutheastern CT Planning Region75
6336GilmanSoutheastern CT Planning Region67
6376South LymeLower CT River Valley Planning Region43
6338MashantucketSoutheastern CT Planning Region41
6020Canton CenterCapitol Planning Region38
6753CornwallNorthwest Hills Planning Region28
6758LakesideNorthwest Hills Planning Region24
6439HadlymeLower CT River Valley Planning Region23
6072SomersvilleCapitol Planning Region0
6079TaconicNorthwest Hills Planning Region0

Overview of ZIP Codes in Connecticut

ZCTAs are geographic areas created by the US Census Bureau to approximate the delivery areas of ZIP Codes for statistical analysis. While ZCTAs use the same five-digit codes as ZIP Codes, they represent defined geographic areas that may not exactly match the mail delivery routes of ZIP Codes.
06
Connecticut Zip Prefix

ZIP Codes and ZCTAs (ZIP Code Tabulation Areas) serve different purposes. ZIP Codes are postal codes created by the USPS for mail delivery, and are not correlated to geographical coordinates. ZCTAs provide a way to analyze census data in relation to ZIP Code areas while maintaining geographic consistency and protecting privacy. In addition, there are more ZIP Codes than ZCTAs, because many ZIP Codes for PO Boxes or unique entities don't have corresponding ZCTAs (US Census).

The data shown reflect ZCTAs from the US Census. As of 2024, there are 288 ZCTAs in Connecticut (US Census).