Helen ZIP code, Maryland
The ZIP code for Helen, MD is 20635, and its area codes are 240, 301 and 227.
- USPS city name
- 1 ZIP code
- County
- St. Mary's County
- State
- Maryland
NANPA lists no telephone rate centre for Helen itself, so these are the area codes of the nearest one, Leonardtown (3.8 miles). A town on an area-code boundary can differ from its neighbour.
ZIP codes addressed as Helen
Towns near Helen
| Town | Population | Distance |
|---|---|---|
| Leonardtown | 4,808 | 1.8 mi |
| Wildewood | 7,552 | 3.3 mi |
| California | 13,136 | 6.3 mi |
| Drum Point | 3,589 | 9.4 mi |
| Lusby | 2,595 | 9.8 mi |
| Lexington Park | 13,252 | 9.9 mi |
| Chesapeake Ranch Estates | 9,241 | 10.8 mi |
| Golden Beach | 3,830 | 13.3 mi |
| Prince Frederick | 2,955 | 16.0 mi |
| Huntingtown | 2,689 | 20.8 mi |
| Colonial Beach, VA | 3,966 | 21.2 mi |
| Dahlgren, VA | 3,350 | 24.8 mi |
| La Plata | 10,683 | 25.3 mi |
| Chesapeake Beach | 6,456 | 26.2 mi |
More nearby: every ZIP code in St. Mary's County · Maryland ZIP codes
Cite this page
zipcodes.pro. “Helen, MD ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/md/helen
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