ZIP Code 06890

06890 is one of Connecticut's ZIP codes, delivering to addresses in Southport, Greater Bridgeport Planning Region.

City: Southport
Planning region: Greater Bridgeport Planning Region
State: Connecticut
Prefix: 068xx

Where this code sits

06890 is part of the 068xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Southport.

Southport Connecticut ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 06890 delivers to without sharing its boundary.

ZIP codes nearest 06890

The ZIP codes whose reference points sit closest to 06890.
ZIP code	Distance	Delivers to
ZIP code 06838	2.1 mi	Greens Farms, CT
ZIP code 06824	2.1 mi	Fairfield, CT
ZIP code 06889	3.0 mi	Westport, CT
ZIP code 06880	3.2 mi	Westport, CT
ZIP code 06828	3.4 mi	Fairfield, CT
ZIP code 06881	3.6 mi	Westport, CT
ZIP code 06605	4.1 mi	Bridgeport, CT
ZIP code 06825	4.3 mi	Fairfield, 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 06890, plotted from its record coordinates.

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

Scope ZIP code 06890. 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.