Allentown, PA ZIP Codes

Total ZIPs

166,081

Total Population

ZIP Codes in Allentown, PA

ZIP Code	Population	Density	Timezone
18102	49,779	6,414	America/New_York
18103	45,336	994	America/New_York
18104	43,236	723	America/New_York
18109	16,932	798	America/New_York
18106	6,889	323	America/New_York
18101	3,897	4,305	America/New_York
18105	12	602	America/New_York
18195	0	—	America/New_York

All data sourced from the U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023).

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.