18104 Zip code is used for Allentown City in Lehigh County, Pennsylvania in Usa. The ZIP Codes / Postal Codes are Used by USPS (United States Postal Service known as “Post Office”, “ Usa Mail”, or” Postal Service”, an independent agency of the United States federal government responsible for providing postal service in the United States). Below is the detail for 18104, Allentown City.
| Zip Code | : | 18104 |
| City Name | : | Allentown |
| County Name | : | Lehigh County |
| State Name | : | Pennsylvania |
| Country Name | : | USA |
| Area Code | : | 610 |
| Time Zone | : | EST |
| Country Code | : | +1 |
| Currency | : | $ USA Dollor |
| ISO Code | : | USA |