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/WINCHESTER

Winchester ZIP code, New Hampshire

The ZIP code for Winchester, NH is 03470, and its area code is 603.

USPS city name
1 ZIP code
Population
1,306
Area code
603

Winchester in numbers

About 1,306 people live in Winchester, in 660 households. The median household income is $81,250 a year, 18% below the New Hampshire median of $99,031 (US: $80,734). The median owner-occupied home is valued at $217,800 (46% below the New Hampshire median), and median gross rent is $1,150 a month. The median age is 48.4; 13.0% of adults 25 and over hold a bachelor's degree or higher (40.6% across New Hampshire); the average commute takes 28 minutes.

Population1,306Winchester1,306
Households660Winchester660
Median age48.4Winchester48.4New Hampshire43.3US 38.9
Median household income$81,250Winchester$81,250New Hampshire$99,031US $80,734
Median home value$217,800Winchester$217,800New Hampshire$402,500US $332,700
Median gross rent$1,150Winchester$1,150New Hampshire$1,491US $1,413
Bachelor's degree or higher13.0%Winchester13.0%New Hampshire40.6%US 35.7%
Mean commute28.1 minWinchester28.1 minNew Hampshire26.7 minUS 26.4 min
Population density439 / sq miWinchester439 / sq mi

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

ZIP codes addressed as Winchester

ZIP codes with the USPS city name Winchester
ZIP City Type Population Median income Median home
03470 Winchester , NH Standard 4,933 $79,028 $252,800

Map of Winchester ZIP codes

03470

The ZIP codes of Winchester, 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 Winchester

The nearest larger towns are Hinsdale (1,580 people, 5.3 mi), Brattleboro, VT (7,657 people, 10 mi) and West Brattleboro, VT (2,749 people, 12 mi).

Towns near Winchester
TownPopulationDistance
Brattleboro, VT 7,657 10.5 mi
West Brattleboro, VT 2,749 12.1 mi
Keene 22,939 12.7 mi
Orange, MA 3,737 12.9 mi
Athol, MA 8,801 15.1 mi
Turners Falls, MA 4,124 15.4 mi
Greenfield, MA 17,664 15.7 mi
Jaffrey 3,277 18.4 mi
Winchendon, MA 4,331 18.7 mi
Baldwinville, MA 2,528 19.7 mi
Peterborough 2,539 22.5 mi
Gardner, MA 21,148 24.2 mi
Bellows Falls, VT 2,891 24.8 mi
Amherst Town, MA 38,182 29.4 mi

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

Cite this page

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

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