Williamstown zipcode
| City | Williamstown |
| ZIP Code | 01267 |
| Type | Standard |
| State Code | MA |
| State | Massachusetts |
ZIP code of Williamstown is 01267. This place is located in Massachusetts state in US. To send any postal service to Williamstown, you must use 01267 zipcode.
You should avoid following 2 city names of Massachusetts to be used with the ZIP code 01267.
- Williamstn, MA
- Wmstown, MA