In which county is ZIP code 19421 located?

ZIP 19421 is listed under Chester, PA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 19421: Birchrunville, PA

ZIP: 19421

County: Chester

Coordinates: 39.98320, -75.74810

ZIP Type: Standard

Time Zone: Eastern Time (ET)

Get a reliable snapshot of the Birchrunville, PA postal area 19421. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Birchrunville
ZIP Code	19421
County	Chester
State	PA
Latitude / Longitude	39.98320, -75.74810
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 19421 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 19421 are listed as 39.98320 / -75.74810, useful for GPS and service checks in and around Birchrunville, PA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 19421 for mail delivery and general location reference in Chester, PA.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Birchrunville within PA.

Frequently Asked Questions

What is the primary city for ZIP code 19421?

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

In which county is 19421 located?

ZIP code 19421 is situated within Chester, PA.

What are the coordinates for 19421?

The approximate center point is 39.98320 (Latitude) and -75.74810 (Longitude).

Is ZIP code 19421 active?

This page lists ZIP 19421 as Listed based on the latest refresh date shown above.

Does ZIP 19421 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