Home / Massachusetts ZIP Codes / ZIP Code 02645

ZIP code 02645 belongs to Harwich, Massachusetts, in Barnstable. If you are mailing a letter or package to this area, use Harwich, MA 02645 in the address. On this page you will find the city and county for 02645, nearby ZIP codes in the same county, and free tools to look up any address in this ZIP code.

What City Is ZIP Code 02645?

The city for ZIP code 02645 is Harwich, Massachusetts. When you write an address in this area, the correct format is: Name, Street Address, Harwich, MA 02645.

ZIP Code 02645 County and State

ZIP code 02645 is located in Barnstable, Massachusetts. For a complete list of cities and ZIP codes across the state, see the Massachusetts ZIP Codes page.

Nearby ZIP Codes in Barnstable

These ZIP codes are in the same county as 02645:

ZIP Code 02645 on the Map

The map below shows the approximate center of ZIP code 02645, near Harwich, Massachusetts. You can zoom in and drag the map to explore the area.

Map center is approximate (ZIP area center, around 41.7008, -70.0579). Map data © OpenStreetMap.

Population and Demographics of ZIP Code 02645

According to public U.S. Census Bureau data, ZIP code 02645 is home to a community in Massachusetts. The figures below come from the U.S. Census and the American Community Survey (ACS).

Source: U.S. Census Bureau, American Community Survey (ACS) 2023 5-year estimates and 2023 Gazetteer. Figures are estimates and change with each new survey.

Find an Address in ZIP Code 02645

Need the full ZIP+4 code for a specific street address in Harwich? Use the free ZIP+4 Lookup tool, or find any ZIP code from a street address with the ZIP Code by Address tool.

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