Zip code 21721: Chewsville, Maryland
This zip has no delivery boundary. The map shows its post office location and nearby zip codes.
About 21721
21721 is a non-residential zip code for Chewsville, Maryland (Washington County). It has no delivery area of its own, so the Census Bureau doesn't publish population or housing figures for it. Codes like this are usually assigned to post office boxes, or to a single organization such as a university, hospital, government agency or large company that gets enough mail to need its own zip code.
For a picture of the people who live around 21721, see the residential zip codes in the nearby list below.
Geography
- City (USPS)
- Chewsville
- State
- Maryland
- County
- Washington County
- Center point
- 39.6425° N, 77.6372° W
- Time zone
- Eastern Time (UTC-5, UTC-4 in summer)
- Zip type
- PO box or unique zip
Zip codes near 21721
| Zip | City | Distance | IncomeMedian income |
|---|---|---|---|
| 21742 | Hagerstown, MD | 2.6 mi | $86,288 |
| 21720 | Cavetown, MD · PO box | 2.8 mi | — |
| 21734 | Funkstown, MD | 4.4 mi | $61,392 |
| 21741 | Hagerstown, MD · PO box | 4.4 mi | — |
| 21747 | Hagerstown, MD · PO box | 4.4 mi | — |
| 21749 | Hagerstown, MD · PO box | 4.4 mi | — |
| 21783 | Smithsburg, MD | 4.5 mi | $100,750 |
| 21740 | Hagerstown, MD | 5.7 mi | $62,873 |
| 21746 | Hagerstown, MD | 6.7 mi | — |
| 21767 | Maugansville, MD | 7 mi | $57,940 |
| 17263 | State Line, PA | 7.1 mi | $88,835 |
| 21781 | Saint James, MD | 8.2 mi | — |
Questions about 21721
What city is zip code 21721?
21721 is assigned to Chewsville, Maryland. The city name is the one the Postal Service prefers for mail addressed to this zip code.
What county is 21721 in?
21721 is in Washington County, Maryland.
What time zone is 21721 in?
21721 is in Eastern Time.
What zip codes are near 21721?
The closest zip codes to 21721 are 21742, 21720, 21734, 21741, 21747.
Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 21721, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.