Connecticut ZIP Codes

ZIP records
288
Cities represented
242
Counties represented
9
Sum of listed ZIP population estimates
3,624,508

Population sum includes positive estimates in these ZIP records; it is not an official state population.

Top ZIP Codes by Population

Rank	ZIP Code	City	County	Population estimate
1	06902	Stamford	Western Connecticut	73,392
2	06010	Bristol	Naugatuck Valley	61,684
3	06810	Danbury	Western Connecticut	55,833
4	06516	West Haven	South Central Connecticut	55,351
5	06511	New Haven	South Central Connecticut	54,730
6	06606	Bridgeport	Greater Bridgeport	49,308
7	06457	Middletown	Lower Connecticut River Valley	46,720
8	06492	Wallingford	South Central Connecticut	44,498
9	06484	Shelton	Naugatuck Valley	41,889
10	06082	Enfield	Capitol	41,090
11	06513	New Haven	South Central Connecticut	38,888
12	06460	Milford	South Central Connecticut	37,649
13	06611	Trumbull	Greater Bridgeport	37,281
14	06360	Norwich	Southeastern Connecticut	37,216
15	06053	New Britain	Capitol	36,774
16	06824	Fairfield	Greater Bridgeport	36,716
17	06106	Hartford	Capitol	36,322
18	06040	Manchester	Capitol	35,813
19	06450	Meriden	South Central Connecticut	35,694
20	06614	Stratford	Greater Bridgeport	35,654

Counties

Cities

ZIP Prefix Directory

ZIP Range Directory

ZIP range 00000-09999

Download Connecticut ZIP records (CSV)

Methodology: ZIP records and place names are grouped using the source file's state, city, county, and ZIP fields. Population sums add positive ZIP-level estimates; they are not official state totals. Prefix and range links lead to directories of records sharing those ZIP patterns.