In which county is ZIP code 21503 located?

ZIP 21503 is listed under Allegany, MD.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 21503: Cumberland, MD

ZIP: 21503

County: Allegany

Coordinates: 39.65290, -78.76250

ZIP Type: Standard

Time Zone: Eastern Time (ET)

Explore detailed information for ZIP code 21503 in Cumberland, MD. We include verified county details for Allegany plus key geographic references used for mapping and logistics.

Primary City	Cumberland
ZIP Code	21503
County	Allegany
State	MD
Latitude / Longitude	39.65290, -78.76250
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 21503 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 21503 is approximately 39.65290 (latitude) and -78.76250 (longitude). This location sits within Allegany, contributing to regional planning across MD.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 21503 for mail delivery and general location reference in Allegany, MD.

Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Cumberland.

Related ZIP Codes (Nearby)

Explore other postal codes near Cumberland within MD.

Frequently Asked Questions

What is the primary city for ZIP code 21503?

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

In which county is 21503 located?

ZIP code 21503 is situated within Allegany, MD.

What are the coordinates for 21503?

The approximate center point is 39.65290 (Latitude) and -78.76250 (Longitude).

Is ZIP code 21503 active?

This page lists ZIP 21503 as Listed based on the latest refresh date shown above.

Does ZIP 21503 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