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/MA/HARWICH

Harwich ZIP code, Massachusetts

The ZIP code for Harwich, MA is 02645, and its area codes are 774 and 508.

USPS city name
1 ZIP code
Population
11,288
Area codes
774, 508

Harwich in numbers

About 11,288 people live in Harwich, in 5,169 households. The median household income is $104,401 a year, about the same as the Massachusetts median of $103,960 (US: $80,734). The median owner-occupied home is valued at $648,200 (15% above the Massachusetts median).

Population11,288Harwich11,288
Households5,169Harwich5,169
Median household income$104,401Harwich$104,401Massachusetts$103,960US $80,734
Median home value$648,200Harwich$648,200Massachusetts$562,100US $332,700

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

ZIP codes addressed as Harwich

ZIP codes with the USPS city name Harwich
ZIP City Type Population Median income Median home
02645 Harwich , MA Standard 11,288 $104,401 $648,200

Map of Harwich ZIP codes

02645

The ZIP codes of Harwich, MA, 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 Harwich

The nearest larger towns are South Yarmouth (11,552 people, 7.6 mi), Barnstable Town (49,568 people, 15 mi) and New Bedford (100,998 people, 45 mi).

Towns near Harwich
TownPopulationDistance
East Harwich 5,654 1.6 mi
Northwest Harwich 3,932 2.3 mi
Dennis Port 3,691 4.5 mi
South Dennis 3,135 4.6 mi
East Dennis 3,062 5.5 mi
West Dennis 2,556 5.9 mi
South Yarmouth 11,552 7.6 mi
Yarmouth Port 5,961 8.2 mi
West Yarmouth 6,194 10.4 mi
Barnstable Town 49,568 15.5 mi
East Sandwich 3,864 19.2 mi
Sandwich 2,890 22.8 mi
Forestdale 3,801 23.2 mi
Sagamore 4,072 24.9 mi

More nearby: every ZIP code in Barnstable County · Massachusetts ZIP codes

Cite this page

zipcodes.pro. “Harwich, MA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ma/harwich

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