Harwich Zip Codes - Barnstable County MA

Harwich, MA Zip Code Map

Harwich, MA is a city located in Barnstable County, Massachusetts and has a land area of 16.93 square miles (43.85 km2). The water area for the city is 1.82 square miles or 4.71 km2. There is one unique zip code in Harwich, Massachusetts and it is 02645. The area code(s) for Harwich is 774/508.

Zip Codes for Harwich, MA (1)

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02645 Harwich Barnstable

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