ZIP Code
ZIP Code 18603
Berwick, Columbia County, Pennsylvania PA
Population
18,827
Density
136.1/sq mi
Timezone
America/New_York
Safety Score
50
50
Average
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Overview
ZIP code 18603 is located in Berwick, Columbia County, Pennsylvania. The area has a population of approximately 18,827 residents with a population density of 136.1 per square mile. It is in the America/New_York timezone.
Nearby ZIP Codes
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