ZIP Code 20635
Helen · St. Mary's, Maryland
20635 is the ZIP code of Helen in St. Mary's, Maryland, United States.
- ZIP Code
- 20635
- County
- St. Mary's
- State
- Maryland
- Country
- United States
Place with ZIP code 20635
| Place | County | Location |
|---|---|---|
| Helen | St. Mary's | 38.312, -76.608 |
Near Washington
The nearest major city is Washington, about 75 km away.
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 20635?
Helen.
Which county and state is 20635 in?
St. Mary's, Maryland, United States.
What is the nearest major city to 20635?
Washington, about 75 km away.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.