In which county is ZIP code 19318 located?

ZIP 19318 is listed under Chester, PA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 19318: Chatham, PA

ZIP: 19318

County: Chester

Coordinates: 39.85240, -75.81180

ZIP Type: Standard

Time Zone: Eastern Time (ET)

Explore detailed information for ZIP code 19318 in Chatham, PA. We include verified county details for Chester plus key geographic references used for mapping and logistics.

Primary City	Chatham
ZIP Code	19318
County	Chester
State	PA
Latitude / Longitude	39.85240, -75.81180
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 19318 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 19318 is commonly represented around 39.85240, -75.81180. These coordinates help identify the general area within Chester, PA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 19318 for mail delivery and general location reference in Chester, PA.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Chatham within PA.

Frequently Asked Questions

What is the primary city for ZIP code 19318?

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

In which county is 19318 located?

ZIP code 19318 is situated within Chester, PA.

What are the coordinates for 19318?

The approximate center point is 39.85240 (Latitude) and -75.81180 (Longitude).

Is ZIP code 19318 active?

This page lists ZIP 19318 as Listed based on the latest refresh date shown above.

Does ZIP 19318 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