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/CLAREMONT

Claremont ZIP code, New Hampshire

The ZIP code for Claremont, NH is 03743, and its area code is 603.

USPS city name
1 ZIP code
Population
13,078
Area code
603

Claremont in numbers

About 13,078 people live in Claremont, in 5,112 households, the 11th-largest of New Hampshire's 100 census places. The median household income is $59,096 a year, 40% below the New Hampshire median of $99,031 (US: $80,734). The median owner-occupied home is valued at $204,600 (49% below the New Hampshire median), and median gross rent is $1,146 a month. The median age is 42.6; 21.7% of adults 25 and over hold a bachelor's degree or higher (40.6% across New Hampshire); the average commute takes 24 minutes.

Population13,078Claremont13,078
Households5,112Claremont5,112
Median age42.6Claremont42.6New Hampshire43.3US 38.9
Median household income$59,096Claremont$59,096New Hampshire$99,031US $80,734
Median home value$204,600Claremont$204,600New Hampshire$402,500US $332,700
Median gross rent$1,146Claremont$1,146New Hampshire$1,491US $1,413
Bachelor's degree or higher21.7%Claremont21.7%New Hampshire40.6%US 35.7%
Mean commute24.3 minClaremont24.3 minNew Hampshire26.7 minUS 26.4 min
Population density303 / sq miClaremont303 / sq mi

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

ZIP codes addressed as Claremont

ZIP codes with the USPS city name Claremont
ZIP City Type Population Median income Median home
03743 Claremont , NH Standard 13,704 $59,625 $206,600

Map of Claremont ZIP codes

03743

The ZIP codes of Claremont, 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 Claremont

The nearest larger towns are Lebanon (14,999 people, 18 mi), Keene (22,939 people, 30 mi) and Rutland, VT (15,712 people, 36 mi).

Towns near Claremont
TownPopulationDistance
Newport 4,758 8.1 mi
Springfield, VT 4,237 9.7 mi
Lebanon 14,999 17.7 mi
White River Junction, VT 3,364 18.2 mi
Bellows Falls, VT 2,891 18.5 mi
Wilder, VT 3,087 20.1 mi
Hanover 8,479 22.7 mi
Henniker 2,993 29.6 mi
Keene 22,939 29.9 mi

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

Cite this page

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

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