Smithsburg, MD zip code
Smithsburg, Maryland uses one zip code: 21783. Most of it is in Washington County. Together these zip codes are home to about 9.9K people.
Zip codes
1
Population
9.9K
All zips combined
Largest zip
21783
9,910 residents
Zip codes in Smithsburg
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 21783 | 9,910 | $100,750 |