Sandy Hook ZIP codes, Maryland
No ZIP code is named for Sandy Hook, MD; addresses there use a neighbouring town's name. The ZIP code covering it is 21758. Its area codes are 240, 301 and 227.
- USPS city name
- 0 ZIP codes
- Overlapping the city
- 1 more
- Population
- 165
- County
- Frederick County
- State
- Maryland
NANPA lists no telephone rate centre for Sandy Hook itself, so these are the area codes of the nearest one, Brunswick (2.9 miles). A town on an area-code boundary can differ from its neighbour.
ZIP codes covering Sandy Hook
These ZIP codes cover part of Sandy Hook but are addressed as somewhere else.
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
21758 | Knoxville , MD | Standard | 4,409 | $111,528 | $424,600 |
Map of Sandy Hook ZIP codes
The ZIP codes of Sandy Hook, MD, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Towns near Sandy Hook
The nearest larger towns are Garretts Mill (244 people, 1.9 mi), Harpers Ferry, WV (350 people, 2.0 mi) and Bolivar, WV (1,215 people, 2.5 mi).
| Town | Population | Distance |
|---|---|---|
| Brunswick | 8,450 | 4.3 mi |
| Lovettsville, VA | 2,719 | 5.3 mi |
| Jefferson | 3,314 | 9.1 mi |
| Ranson, WV | 5,729 | 9.6 mi |
| Shannondale, WV | 3,465 | 9.8 mi |
| Charles Town, WV | 7,337 | 10.4 mi |
| Middletown | 5,014 | 12.0 mi |
| Braddock Heights | 2,892 | 12.6 mi |
| Boonsboro | 3,809 | 12.8 mi |
| Purcellville, VA | 8,973 | 13.2 mi |
| Ballenger Creek | 26,390 | 15.7 mi |
| Martinsburg, WV | 18,904 | 17.1 mi |
| St. James | 4,824 | 17.1 mi |
| Frederick | 83,395 | 17.1 mi |
More nearby: every ZIP code in Frederick County · Maryland ZIP codes
Cite this page
zipcodes.pro. “Sandy Hook, MD ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/md/sandy-hook
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