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ZIP Code 18103 — Allentown, PA

ZIP code 18103 serves Allentown, Pennsylvania, within Lehigh County. It is part of area code 610, with population 48,527 and mean income of $65,256.

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Location details

City
Allentown
County
Lehigh County
State
Pennsylvania (PA)
Area code
610
Population
~48,527
Median household income
$65,256
Current local time
6:50 PM
Timezone
Eastern Time (UTC-4)

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About ZIP code 18103

ZIP code 18103 is a Standard ZIP in Allentown, Pennsylvania. It is linked to area code 610 and can be used to explore related ZIP codes, state-level coverage, and nearby geographic data.

The location coordinates are 40.570310, -75.488930, which can later be displayed on a map for better geographic context.

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