Unionville, MD zip code
Unionville, Maryland uses one zip code: 21792. Most of it is in Frederick County.
Zip codes
1
Population
—
All zips combined
Zip codes in Unionville
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 21792 · PO box | — | — |
Unionville, Maryland uses one zip code: 21792. Most of it is in Frederick County.
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 21792 · PO box | — | — |