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/BRANFORD

Branford ZIP code, Connecticut

The ZIP code for Branford, CT is 06405, and its area codes are 203 and 475.

USPS city name
1 ZIP code
Population
28,217
Area codes
203, 475

Branford in numbers

About 28,217 people live in Branford, in 13,178 households. The median household income is $105,225 a year, 10% above the Connecticut median of $95,781 (US: $80,734). The median owner-occupied home is valued at $401,200 (9% above the Connecticut median).

Population28,217Branford28,217
Households13,178Branford13,178
Median household income$105,225Branford$105,225Connecticut$95,781US $80,734
Median home value$401,200Branford$401,200Connecticut$366,900US $332,700

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

ZIP codes addressed as Branford

ZIP codes with the USPS city name Branford
ZIP City Type Population Median income Median home
06405 Branford , CT Standard 28,217 $105,225 $401,200

Map of Branford ZIP codes

06405

The ZIP codes of Branford, 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 Branford

The nearest larger towns are New Haven (134,349 people, 7.5 mi), West Haven (55,351 people, 9.4 mi) and Milford (51,023 people, 15 mi).

Towns near Branford
TownPopulationDistance
Branford Center 6,305 1.6 mi
East Haven 27,806 3.9 mi
New Haven 134,349 7.5 mi
North Haven 24,336 7.9 mi
Northford 6,186 8.0 mi
West Haven 55,351 9.4 mi
Quinnipiac University 4,311 11.2 mi
Wallingford Center 18,208 11.9 mi
Orange 14,315 12.4 mi
Clinton 3,465 13.3 mi
Durham 3,347 14.1 mi
Milford 51,023 15.0 mi
Ansonia 19,033 15.4 mi
Derby 12,487 15.7 mi

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

Cite this page

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

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