ZIP Code 06023

06023 is one of Connecticut's ZIP codes, delivering to addresses in East Berlin, Capitol Planning Region.

City: East Berlin
Planning region: Capitol Planning Region
State: Connecticut
Prefix: 060xx

Where this code sits

06023 is part of the 060xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to East Berlin.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 06023 delivers to without sharing its boundary.

ZIP codes nearest 06023

The ZIP codes whose reference points sit closest to 06023.
ZIP code	Distance	Delivers to
ZIP code 06037	1.5 mi	Berlin, CT
ZIP code 06416	2.7 mi	Cromwell, CT
ZIP code 06067	4.3 mi	Rocky Hill, CT
ZIP code 06051	4.6 mi	New Britain, CT
ZIP code 06457	4.8 mi	Middletown, CT
ZIP code 06050	4.8 mi	New Britain, CT
ZIP code 06459	5.0 mi	Middletown, CT
ZIP code 06111	5.1 mi	Newington, CT

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 06023, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 06023. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.