In which county is ZIP code 21657 located?

ZIP 21657 is listed under Queen Annes, MD.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 21657: Queen Anne, MD

ZIP: 21657

County: Queen Annes

Coordinates: 38.94560, -75.97770

ZIP Type: Standard

Time Zone: Eastern Time (ET)

This profile provides an in-depth look at ZIP code 21657, serving Queen Anne in MD. It lies in Queen Annes and supports delivery, planning, and address verification.

Primary City	Queen Anne
ZIP Code	21657
County	Queen Annes
State	MD
Latitude / Longitude	38.94560, -75.97770
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 21657 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 21657 is approximately 38.94560 (latitude) and -75.97770 (longitude). This location sits within Queen Annes, contributing to regional planning across MD.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 21657 for mail delivery and general location reference in Queen Annes, MD.

This ZIP may extend beyond the city core into nearby communities within Queen Annes.

Related ZIP Codes (Nearby)

Explore other postal codes near Queen Anne within MD.

Frequently Asked Questions

What is the primary city for ZIP code 21657?

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

In which county is 21657 located?

ZIP code 21657 is situated within Queen Annes, MD.

What are the coordinates for 21657?

The approximate center point is 38.94560 (Latitude) and -75.97770 (Longitude).

Is ZIP code 21657 active?

This page lists ZIP 21657 as Listed based on the latest refresh date shown above.

Does ZIP 21657 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