ZIP Code 20818
Cabin John · Montgomery, Maryland
20818 is the ZIP code of Cabin John in Montgomery, Maryland, United States.
- ZIP Code
- 20818
- County
- Montgomery
- State
- Maryland
- Country
- United States
Place with ZIP code 20818
| Place | County | Location |
|---|---|---|
| Cabin John | Montgomery | 38.974, -77.159 |
Near Washington
The nearest major city is Washington, about 14 km away.
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 20818?
Cabin John.
Which county and state is 20818 in?
Montgomery, Maryland, United States.
What is the nearest major city to 20818?
Washington, about 14 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.