ZIP Code 21077: Harmans, MD
County: Anne Arundel County
Coordinates: 39.15610, -76.69770
ZIP Type: Standard
Time Zone: Eastern Time (ET)
Get a reliable snapshot of the Harmans, MD postal area 21077. This page summarizes county, coordinates, and local facts to help with services and location research.
| Primary City | Harmans |
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| ZIP Code | 21077 |
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| County | Anne Arundel County |
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| State | MD |
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| Latitude / Longitude | 39.15610, -76.69770 |
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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 21077 (not an exact boundary).
Geographic & Administrative Context
Coordinates for 21077 are listed as 39.15610 / -76.69770, useful for GPS and service checks in and around Harmans, MD.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 21077 for mail delivery and general location reference in
Anne Arundel County,
MD.
Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Harmans.
Related ZIP Codes (Nearby)
Explore other postal codes near Harmans within MD.
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Frequently Asked Questions
What is the primary city for ZIP code 21077?
The primary city for this ZIP code is Harmans, located in MD.
In which county is 21077 located?
ZIP code 21077 is situated within Anne Arundel County, MD.
What are the coordinates for 21077?
The approximate center point is 39.15610 (Latitude) and -76.69770 (Longitude).
Is ZIP code 21077 active?
This page lists ZIP 21077 as Listed based on the latest refresh date shown above.
Does ZIP 21077 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