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/HOLDERNESS

Holderness ZIP code, New Hampshire

The ZIP code for Holderness, NH is 03245, and its area code is 603.

USPS city name
1 ZIP code
Population
1,917
Area code
603

NANPA lists no telephone rate centre for Holderness itself, so these are the area codes of the nearest one, Ashland (3.9 miles). A town on an area-code boundary can differ from its neighbour.

Holderness in numbers

About 1,917 people live in Holderness, in 867 households. The median household income is $107,863 a year, 9% above the New Hampshire median of $99,031 (US: $80,734). The median owner-occupied home is valued at $363,100 (10% below the New Hampshire median).

Population1,917Holderness1,917
Households867Holderness867
Median household income$107,863Holderness$107,863New Hampshire$99,031US $80,734
Median home value$363,100Holderness$363,100New Hampshire$402,500US $332,700

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

ZIP codes addressed as Holderness

ZIP codes with the USPS city name Holderness
ZIP City Type Population Median income Median home
03245 Holderness , NH Standard 1,917 $107,863 $363,100

Map of Holderness ZIP codes

03245

The ZIP codes of Holderness, 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 Holderness

The nearest larger towns are Plymouth (4,969 people, 6.2 mi), Meredith (2,617 people, 8.7 mi) and Bristol (2,098 people, 13 mi).

Towns near Holderness
TownPopulationDistance
Plymouth 4,969 6.2 mi
Meredith 2,617 8.7 mi
Laconia 17,085 13.7 mi
Franklin 8,799 21.7 mi
Wolfeboro 2,531 21.9 mi
Tilton Northfield 3,101 21.9 mi
Conway 3,879 27.8 mi

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

Cite this page

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

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