Williamstown, MO zip code
Williamstown, Missouri uses one zip code: 63473. Most of it is in Lewis County. Together these zip codes are home to about 375 people.
Zip codes
1
Population
375
All zips combined
Largest zip
63473
375 residents
Zip codes in Williamstown
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 63473 | 375 | $57,174 |