Williamstown, PA zip code
Williamstown, Pennsylvania uses one zip code: 17098. Most of it is in Dauphin County. Together these zip codes are home to about 2.6K people.
Zip codes
1
Population
2.6K
All zips combined
Largest zip
17098
2,618 residents
Zip codes in Williamstown
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 17098 | 2,618 | $63,041 |