In which county is ZIP code 15423 located?

ZIP 15423 is listed under Washington, PA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 15423: Coal Center, PA

ZIP: 15423

County: Washington

Coordinates: 40.09730, -79.88390

ZIP Type: Standard

Time Zone: Eastern Time (ET)

Get a reliable snapshot of the Coal Center, PA postal area 15423. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Coal Center
ZIP Code	15423
County	Washington
State	PA
Latitude / Longitude	40.09730, -79.88390
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 15423 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 15423 are listed as 40.09730 / -79.88390, useful for GPS and service checks in and around Coal Center, PA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 15423 for mail delivery and general location reference in Washington, PA.

This ZIP may extend beyond the city core into nearby communities within Washington.

Related ZIP Codes (Nearby)

Explore other postal codes near Coal Center within PA.

Frequently Asked Questions

What is the primary city for ZIP code 15423?

The primary city for this ZIP code is Coal Center, located in PA.

In which county is 15423 located?

ZIP code 15423 is situated within Washington, PA.

What are the coordinates for 15423?

The approximate center point is 40.09730 (Latitude) and -79.88390 (Longitude).

Is ZIP code 15423 active?

This page lists ZIP 15423 as Listed based on the latest refresh date shown above.

Does ZIP 15423 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