About ZIP code 18105
The ZIP code 18105 routes mail to Allentown in the Pennsylvania region of United States. Use it as the postal segment of any address in this area, and confirm unusual addresses with the local postal operator.
United States ยท ZIP code
18105 - Allentown
ZIP code 18105 is Allentown in Pennsylvania, United States.
| ZIP code | 18105 |
| Place | Allentown |
| Region | Pennsylvania |
| District | Lehigh |
| Country | United States (US) |
| Coordinates | 40.6084, -75.4902 (map) |