Mertztown, PA
ZIP Codes in Mertztown, Pennsylvania
December 20, 2025
| ZIP Code | Population | Coordinates |
|---|---|---|
| 19539 | 3,998 | 40.4963, -75.6836 |
Mertztown has 1 ZIP code
ZIP Codes in Mertztown, Pennsylvania
December 20, 2025
| ZIP Code | Population | Coordinates |
|---|---|---|
| 19539 | 3,998 | 40.4963, -75.6836 |