ZIP Code 06365

06365 is one of Connecticut's ZIP codes, delivering to addresses in Preston, Southeastern Connecticut Planning Region.

City: Preston
Planning region: Southeastern Connecticut Planning Region
State: Connecticut
Prefix: 063xx

Where this code sits

06365 is part of the 063xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Preston.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 06365 delivers to without sharing its boundary.

ZIP codes nearest 06365

The ZIP codes whose reference points sit closest to 06365.
ZIP code	Distance	Delivers to
ZIP code 06338	3.7 mi	Mashantucket, CT
ZIP code 06380	4.3 mi	Taftville, CT
ZIP code 06360	4.8 mi	Norwich, CT
ZIP code 06339	5.7 mi	Ledyard, CT
ZIP code 06351	5.8 mi	Jewett City, CT
ZIP code 06383	6.0 mi	Versailles, CT
ZIP code 06389	7.2 mi	Yantic, CT
ZIP code 06382	7.4 mi	Uncasville, 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 06365, plotted from its record coordinates.

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

Scope ZIP code 06365. 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.