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ZIP Code 03857 — Newmarket, NH

ZIP code 03857 serves Newmarket, New Hampshire, within Rockingham County. It is part of area code 603, with population 8,968 and mean income of $77,398.

View ZIP codes in New Hampshire View area codes in New Hampshire

Location details

City
Newmarket
County
Rockingham County
State
New Hampshire (NH)
Area code
603
Population
~8,968
Median household income
$77,398
Current local time
11:19 PM
Timezone
Eastern Time (UTC-4)

Related ZIP codes in NH

Open state page
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03038
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03104
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03301
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03102
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03820
Dover, NH
03060
Nashua, NH
03079
Salem, NH

About ZIP code 03857

ZIP code 03857 is a Standard ZIP in Newmarket, New Hampshire. It is linked to area code 603 and can be used to explore related ZIP codes, state-level coverage, and nearby geographic data.

The location coordinates are 43.070910, -70.946870, which can later be displayed on a map for better geographic context.

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