In which county is ZIP code 20674 located?

ZIP 20674 is listed under St. Marys, MD.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 20674: Piney Point, MD

ZIP: 20674

County: St. Marys

Coordinates: 38.13970, -76.50470

ZIP Type: Standard

Time Zone: Eastern Time (ET)

Explore detailed information for ZIP code 20674 in Piney Point, MD. We include verified county details for St. Marys plus key geographic references used for mapping and logistics.

Primary City	Piney Point
ZIP Code	20674
County	St. Marys
State	MD
Latitude / Longitude	38.13970, -76.50470
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 20674 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 20674 are listed as 38.13970 / -76.50470, useful for GPS and service checks in and around Piney Point, MD.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 20674 for mail delivery and general location reference in St. Marys, MD.

This ZIP may extend beyond the city core into nearby communities within St. Marys.

Related ZIP Codes (Nearby)

Explore other postal codes near Piney Point within MD.

Frequently Asked Questions

What is the primary city for ZIP code 20674?

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

In which county is 20674 located?

ZIP code 20674 is situated within St. Marys, MD.

What are the coordinates for 20674?

The approximate center point is 38.13970 (Latitude) and -76.50470 (Longitude).

Is ZIP code 20674 active?

This page lists ZIP 20674 as Listed based on the latest refresh date shown above.

Does ZIP 20674 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