ZIP Code 18109 – Allentown, Pennsylvania
The 18109 ZIP Code belongs to Allentown, Pennsylvania. The population in this 18109 ZIP code is 18,117. The latitude is 40.63673 and longitude is -75.44043 in 18109 Allentown, Pennsylvania. The time zone for this 18109 ZIP code is America/New_York.
| City | Allentown |
| Zip Code | 18109 |
| State | Pennsylvania |
| County | Lehigh |
| Population | 18,117 |
| Latitude | 40.63673 |
| Longitude | -75.44043 |
| Time Zone | America/New_York |