In which county is ZIP code 15635 located?

ZIP 15635 is listed under Westmoreland, PA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 15635: Hannastown, PA

ZIP: 15635

County: Westmoreland

Coordinates: 40.35200, -79.49790

ZIP Type: Standard

Time Zone: Eastern Time (ET)

Explore detailed information for ZIP code 15635 in Hannastown, PA. We include verified county details for Westmoreland plus key geographic references used for mapping and logistics.

Primary City	Hannastown
ZIP Code	15635
County	Westmoreland
State	PA
Latitude / Longitude	40.35200, -79.49790
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 15635 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 15635 are listed as 40.35200 / -79.49790, useful for GPS and service checks in and around Hannastown, PA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 15635 for mail delivery and general location reference in Westmoreland, PA.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Hannastown within PA.

Frequently Asked Questions

What is the primary city for ZIP code 15635?

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

In which county is 15635 located?

ZIP code 15635 is situated within Westmoreland, PA.

What are the coordinates for 15635?

The approximate center point is 40.35200 (Latitude) and -79.49790 (Longitude).

Is ZIP code 15635 active?

This page lists ZIP 15635 as Listed based on the latest refresh date shown above.

Does ZIP 15635 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