ZIP Code 21690: Chestertown, MD
County: Queen Annes
Coordinates: 39.03460, -76.09210
ZIP Type: Standard
Time Zone: Eastern Time (ET)
This profile provides an in-depth look at ZIP code 21690, serving Chestertown in MD. It lies in Queen Annes and supports delivery, planning, and address verification.
| Primary City | Chestertown |
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| ZIP Code | 21690 |
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| County | Queen Annes |
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| State | MD |
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| Latitude / Longitude | 39.03460, -76.09210 |
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| ZIP Type | Standard |
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| Time Zone | Eastern Time (ET) |
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| Data Updated | 2026-01-08 |
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Maps & Useful Links
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These links show the approximate center point for ZIP 21690 (not an exact boundary).
Geographic & Administrative Context
The geographic center of ZIP code 21690 is approximately 39.03460 (latitude) and -76.09210 (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 21690 for mail delivery and general location reference in
Queen Annes,
MD.
Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Chestertown.
Related ZIP Codes (Nearby)
Explore other postal codes near Chestertown within MD.
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Frequently Asked Questions
What is the primary city for ZIP code 21690?
The primary city for this ZIP code is Chestertown, located in MD.
In which county is 21690 located?
ZIP code 21690 is situated within Queen Annes, MD.
What are the coordinates for 21690?
The approximate center point is 39.03460 (Latitude) and -76.09210 (Longitude).
Is ZIP code 21690 active?
This page lists ZIP 21690 as Listed based on the latest refresh date shown above.
Does ZIP 21690 cover multiple areas?
Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.
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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