ZIP Code 01821 — Billerica, MA

ZIP code 01821 serves Billerica, Massachusetts, within Middlesex County. It is part of area code 351, with population 30,591 and mean income of $97,983.

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Location details

City: Billerica
County: Middlesex County
State: Massachusetts (MA)
Area code: 351
Population: ~30,591
Median household income: $97,983
Current local time: 9:44 PM
Timezone: Eastern Time (UTC-4)

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About ZIP code 01821

ZIP code 01821 is a Standard ZIP in Billerica, Massachusetts. It is linked to area code 351 and can be used to explore related ZIP codes, state-level coverage, and nearby geographic data.

The location coordinates are 42.549330, -71.251720, which can later be displayed on a map for better geographic context.

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