Marlborough, Massachusetts

1 ZIP code · Eastern time

ZIP codes (largest first)

01752 · 41,647
Population41,647
StateMassachusetts
CountyMiddlesex County
Time zoneEastern
Land area20.86 sq mi

Area codes in this area

339781

These are the area codes that most often serve Marlborough (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Find the ZIP+4 for an address in Marlborough

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Population: U.S. Census Bureau, ACS 5-year estimates, 2024.