In which county is ZIP code 20639 located?

ZIP 20639 is listed under Calvert, MD.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 20639: Huntingtown, MD

ZIP: 20639

County: Calvert

Coordinates: 38.60950, -76.60030

ZIP Type: Standard

Time Zone: Eastern Time (ET)

This profile provides an in-depth look at ZIP code 20639, serving Huntingtown in MD. It lies in Calvert and supports delivery, planning, and address verification.

Primary City	Huntingtown
ZIP Code	20639
County	Calvert
State	MD
Latitude / Longitude	38.60950, -76.60030
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 20639 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 20639 is approximately 38.60950 (latitude) and -76.60030 (longitude). This location sits within Calvert, contributing to regional planning across MD.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 20639 for mail delivery and general location reference in Calvert, MD.

Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Huntingtown.

Related ZIP Codes (Nearby)

Explore other postal codes near Huntingtown within MD.

Frequently Asked Questions

What is the primary city for ZIP code 20639?

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

In which county is 20639 located?

ZIP code 20639 is situated within Calvert, MD.

What are the coordinates for 20639?

The approximate center point is 38.60950 (Latitude) and -76.60030 (Longitude).

Is ZIP code 20639 active?

This page lists ZIP 20639 as Listed based on the latest refresh date shown above.

Does ZIP 20639 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