ZIP Code 18104
Allentown, Pennsylvania · Lehigh County
No7520
Zip18104
TypeSTANDARD
Decommissioned0
Primary CityAllentown
Acceptable Cities—
Unacceptable Cities—
StatePA
LstatePennsylvania
CountyLehigh County
TimezoneAmerica/New_York
Area Codes484, 610, 835
World RegionNA
CountryUS
Latitude40,61
Longitude-75,55