In which county is ZIP code 21158 located?

ZIP 21158 is listed under Carroll, MD.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 21158: Westminster, MD

ZIP: 21158

County: Carroll

Coordinates: 39.60700, -77.02940

ZIP Type: Standard

Time Zone: Eastern Time (ET)

Get a reliable snapshot of the Westminster, MD postal area 21158. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Westminster
ZIP Code	21158
County	Carroll
State	MD
Latitude / Longitude	39.60700, -77.02940
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 21158 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 21158 is commonly represented around 39.60700, -77.02940. These coordinates help identify the general area within Carroll, MD.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 21158 for mail delivery and general location reference in Carroll, MD.

Some addresses near Westminster may share this ZIP due to delivery routing and local service areas.

Related ZIP Codes (Nearby)

Explore other postal codes near Westminster within MD.

Frequently Asked Questions

What is the primary city for ZIP code 21158?

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

In which county is 21158 located?

ZIP code 21158 is situated within Carroll, MD.

What are the coordinates for 21158?

The approximate center point is 39.60700 (Latitude) and -77.02940 (Longitude).

Is ZIP code 21158 active?

This page lists ZIP 21158 as Listed based on the latest refresh date shown above.

Does ZIP 21158 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