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/NH/DANBURY

Danbury ZIP code, New Hampshire

The ZIP code for Danbury, NH is 03230, and its area code is 603.

USPS city name
1 ZIP code
Population
1,451
Area code
603

Danbury in numbers

About 1,451 people live in Danbury, in 649 households. The median household income is $71,685 a year, 28% below the New Hampshire median of $99,031 (US: $80,734). The median owner-occupied home is valued at $240,700 (40% below the New Hampshire median).

Population1,451Danbury1,451
Households649Danbury649
Median household income$71,685Danbury$71,685New Hampshire$99,031US $80,734
Median home value$240,700Danbury$240,700New Hampshire$402,500US $332,700

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

ZIP codes addressed as Danbury

ZIP codes with the USPS city name Danbury
ZIP City Type Population Median income Median home
03230 Danbury , NH Standard 1,451 $71,685 $240,700

Map of Danbury ZIP codes

03230

The ZIP codes of Danbury, NH, 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 Danbury

The nearest larger towns are Bristol (2,098 people, 8.3 mi), Franklin (8,799 people, 11 mi) and Tilton Northfield (3,101 people, 15 mi).

Towns near Danbury
TownPopulationDistance
Franklin 8,799 11.0 mi
Tilton Northfield 3,101 14.8 mi
Plymouth 4,969 16.7 mi
Newport 4,758 19.3 mi
Laconia 17,085 19.4 mi
Meredith 2,617 20.3 mi
Lebanon 14,999 20.9 mi
Hanover 8,479 24.1 mi
Henniker 2,993 24.1 mi
White River Junction, VT 3,364 24.7 mi
Wilder, VT 3,087 25.0 mi
Concord 44,375 25.5 mi
Claremont 13,078 25.5 mi

More nearby: every ZIP code in Merrimack County · New Hampshire ZIP codes

Cite this page

zipcodes.pro. “Danbury, NH ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/nh/danbury

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