ZIP Code
ZIP Code 18109
Allentown, Lehigh County, Pennsylvania PA
Population
18,446
Density
863.5/sq mi
Timezone
America/New_York
Safety Score
50
50
Average
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Overview
ZIP code 18109 is located in Allentown, Lehigh County, Pennsylvania. The area has a population of approximately 18,446 residents with a population density of 863.5 per square mile. It is in the America/New_York timezone.
Nearby ZIP Codes
18032 (Catasauqua, PA)2 mi18018 (Bethlehem, PA)2.4 mi18102 (Allentown, PA)2.7 mi18101 (Allentown, PA)2.8 mi18017 (Bethlehem, PA)3.2 mi18052 (Whitehall, PA)3.6 mi18103 (Allentown, PA)4.9 mi18015 (Bethlehem, PA)5.1 mi18104 (Allentown, PA)5.9 mi18067 (Northampton, PA)6 mi18020 (Bethlehem, PA)6.4 mi18037 (Coplay, PA)6.4 mi