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/SOUTHBURY

Southbury ZIP code, Connecticut

The ZIP code for Southbury, CT is 06488, and its area codes are 203 and 475.

USPS city name
1 ZIP code
Population
20,071
Area codes
203, 475

NANPA lists no telephone rate centre for Southbury itself, so these are the area codes of the nearest one, Woodbury (6.0 miles). A town on an area-code boundary can differ from its neighbour.

Southbury in numbers

About 20,071 people live in Southbury, in 8,424 households. The median household income is $112,887 a year, 18% above the Connecticut median of $95,781 (US: $80,734). The median owner-occupied home is valued at $411,600 (12% above the Connecticut median).

Population20,071Southbury20,071
Households8,424Southbury8,424
Median household income$112,887Southbury$112,887Connecticut$95,781US $80,734
Median home value$411,600Southbury$411,600Connecticut$366,900US $332,700

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the ZIP code addressed as Southbury. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Southbury

ZIP codes with the USPS city name Southbury
ZIP City Type Population Median income Median home
06488 Southbury , CT Standard 20,071 $112,887 $411,600

Map of Southbury ZIP codes

06488

The ZIP codes of Southbury, 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 Southbury

The nearest larger towns are Naugatuck (31,800 people, 9.3 mi), Waterbury (114,869 people, 11 mi) and Shelton (41,889 people, 13 mi).

Towns near Southbury
TownPopulationDistance
Heritage Village 4,968 0.7 mi
Sandy Hook 9,863 4.7 mi
East Village 3,998 8.3 mi
Naugatuck 31,800 9.3 mi
Watertown 3,897 10.3 mi
Oakville 9,276 10.6 mi
Stepney 3,979 10.7 mi
Waterbury 114,869 11.5 mi
New Milford 8,188 11.5 mi
Ansonia 19,033 12.3 mi
Bethel 11,404 12.5 mi
Shelton 41,889 12.7 mi
Derby 12,487 12.9 mi
Daniels Farm 5,976 13.8 mi

More nearby: every ZIP code in New Haven County · Connecticut ZIP codes

Cite this page

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

Underlying data is public domain or openly licensed — sources, vintages and licences.