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USPS city
Williamstown, NY ZIP codes
1 ZIP code that list Williamstown as a USPS primary or acceptable city. Not a Census place.
Sum of ZCTA populations for ZIP codes intersecting Williamstown. Not a Census place total. Methodology
Combined population of ZIP/ZCTAs that list this USPS city as a primary or acceptable name. This is a labeled ZIP-sum, never a Census place ACS population. Methodology
Map of Williamstown, NY

ZIP codes associated with Williamstown
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 13493 | Williamstown | Oswego County | 2,355 | $60,735 |