Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — CITY/CT/SOUTHPORT

Southport ZIP code, Connecticut

The ZIP code for Southport, CT is 06890, and its area codes are 203 and 475.

USPS city name
1 ZIP code
Population
1,568
Area codes
203, 475

NANPA lists no telephone rate centre for Southport itself, so these are the area codes of the nearest one, Fairfield (1.7 miles). A town on an area-code boundary can differ from its neighbour.

Southport in numbers

About 1,568 people live in Southport, in 736 households. The median household income is $159,688 a year, 67% above the Connecticut median of $95,781 (US: $80,734). The median owner-occupied home is valued at $1,094,600 (3.0 times the Connecticut median), and median gross rent is $3,333 a month. The median age is 57.0; 84.3% of adults 25 and over hold a bachelor's degree or higher (42.5% across Connecticut); the average commute takes 28 minutes.

Population1,568Southport1,568
Households736Southport736
Median age57.0Southport57.0Connecticut41.1US 38.9
Median household income$159,688Southport$159,688Connecticut$95,781US $80,734
Median home value$1,094,600Southport$1,094,600Connecticut$366,900US $332,700
Median gross rent$3,333Southport$3,333Connecticut$1,488US $1,413
Bachelor's degree or higher84.3%Southport84.3%Connecticut42.5%US 35.7%
Mean commute28.1 minSouthport28.1 minConnecticut26.5 minUS 26.4 min
Population density1,809 / sq miSouthport1,809 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Southport CDP. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Southport

ZIP codes with the USPS city name Southport
ZIP City Type Population Median income Median home
06890 Southport , CT Standard 4,653 $218,841 $1,212,500

Map of Southport ZIP codes

06890

The ZIP codes of Southport, CT, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Southport

The nearest larger towns are Mill Plain (2,033 people, 1.7 mi), Greens Farms (3,229 people, 2.0 mi) and Fairfield University (2,939 people, 2.3 mi).

Towns near Southport
TownPopulationDistance
Greens Farms 3,229 2.0 mi
Fairfield University 2,939 2.3 mi
Staples 7,340 2.5 mi
Compo 3,410 3.5 mi
Westport Village 3,021 3.8 mi
Coleytown 3,472 4.1 mi
Saugatuck 2,925 4.5 mi
Old Hill 2,990 4.9 mi
Bridgeport 149,153 6.0 mi
Norwalk 92,187 7.5 mi
Lordship 3,669 9.1 mi
Trumbull Center 10,264 9.2 mi
Long Hill 8,681 9.6 mi
Tashua 3,771 9.8 mi

More nearby: every ZIP code in Fairfield County · Connecticut ZIP codes

Cite this page

zipcodes.pro. “Southport, CT ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ct/southport

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