ZIP Code 21123: Pasadena, MD
County: Anne Arundel County
Coordinates: 38.97420, -76.59490
ZIP Type: Standard
Time Zone: Eastern Time (ET)
This profile provides an in-depth look at ZIP code 21123, serving Pasadena in MD. It lies in Anne Arundel County and supports delivery, planning, and address verification.
| Primary City | Pasadena |
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| ZIP Code | 21123 |
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| County | Anne Arundel County |
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| State | MD |
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| Latitude / Longitude | 38.97420, -76.59490 |
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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 21123 (not an exact boundary).
Geographic & Administrative Context
For mapping and verification, 21123 is commonly represented around 38.97420, -76.59490. These coordinates help identify the general area within Anne Arundel County, MD.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 21123 for mail delivery and general location reference in
Anne Arundel County,
MD.
This ZIP may extend beyond the city core into nearby communities within Anne Arundel County.
Related ZIP Codes (Nearby)
Explore other postal codes near Pasadena within MD.
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Frequently Asked Questions
What is the primary city for ZIP code 21123?
The primary city for this ZIP code is Pasadena, located in MD.
In which county is 21123 located?
ZIP code 21123 is situated within Anne Arundel County, MD.
What are the coordinates for 21123?
The approximate center point is 38.97420 (Latitude) and -76.59490 (Longitude).
Is ZIP code 21123 active?
This page lists ZIP 21123 as Listed based on the latest refresh date shown above.
Does ZIP 21123 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