ZIP Code 20690
Tall Timbers · St. Mary's, Maryland
20690 is the ZIP code of Tall Timbers in St. Mary's, Maryland, United States.
- ZIP Code
- 20690
- County
- St. Mary's
- State
- Maryland
- Country
- United States
Place with ZIP code 20690
| Place | County | Location |
|---|---|---|
| Tall Timbers | St. Mary's | 38.165, -76.540 |
Near Washington
The nearest major city is Washington, about 92 km away.
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 20690?
Tall Timbers.
Which county and state is 20690 in?
St. Mary's, Maryland, United States.
What is the nearest major city to 20690?
Washington, about 92 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.