In which county is ZIP code 20880 located?

ZIP 20880 is listed under Montgomery County, MD.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 20880: Washington Grove, MD

ZIP: 20880

County: Montgomery County

Coordinates: 39.13880, -77.17260

ZIP Type: Standard

Time Zone: Eastern Time (ET)

Explore detailed information for ZIP code 20880 in Washington Grove, MD. We include verified county details for Montgomery County plus key geographic references used for mapping and logistics.

Primary City	Washington Grove
ZIP Code	20880
County	Montgomery County
State	MD
Latitude / Longitude	39.13880, -77.17260
ZIP Type	Standard
Time Zone	Eastern Time (ET)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 20880 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 20880 are listed as 39.13880 / -77.17260, useful for GPS and service checks in and around Washington Grove, MD.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 20880 for mail delivery and general location reference in Montgomery County, MD.

Some addresses near Washington Grove may share this ZIP due to delivery routing and local service areas.

Related ZIP Codes (Nearby)

Explore other postal codes near Washington Grove within MD.

Frequently Asked Questions

What is the primary city for ZIP code 20880?

The primary city for this ZIP code is Washington Grove, located in MD.

In which county is 20880 located?

ZIP code 20880 is situated within Montgomery County, MD.

What are the coordinates for 20880?

The approximate center point is 39.13880 (Latitude) and -77.17260 (Longitude).

Is ZIP code 20880 active?

This page lists ZIP 20880 as Listed based on the latest refresh date shown above.

Does ZIP 20880 cover multiple areas?

Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.

Methodology & Data Notes

How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.

Page updated: 2026-01-08