ZIP Code 16420: Grand Valley, PA
County: Warren
Coordinates: 41.69630, -79.54730
ZIP Type: Standard
Time Zone: Eastern Time (ET)
Get a reliable snapshot of the Grand Valley, PA postal area 16420. This page summarizes county, coordinates, and local facts to help with services and location research.
| Primary City | Grand Valley |
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| ZIP Code | 16420 |
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| County | Warren |
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| State | PA |
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| Latitude / Longitude | 41.69630, -79.54730 |
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| ZIP Type | Standard |
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| Time Zone | Eastern Time (ET) |
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| Data Updated | 2026-01-08 |
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Maps & Useful Links
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These links show the approximate center point for ZIP 16420 (not an exact boundary).
Geographic & Administrative Context
The geographic center of ZIP code 16420 is approximately 41.69630 (latitude) and -79.54730 (longitude). This location sits within Warren, contributing to regional planning across PA.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 16420 for mail delivery and general location reference in
Warren,
PA.
Some addresses near Grand Valley may share this ZIP due to delivery routing and local service areas.
Related ZIP Codes (Nearby)
Explore other postal codes near Grand Valley within PA.
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Frequently Asked Questions
What is the primary city for ZIP code 16420?
The primary city for this ZIP code is Grand Valley, located in PA.
In which county is 16420 located?
ZIP code 16420 is situated within Warren, PA.
What are the coordinates for 16420?
The approximate center point is 41.69630 (Latitude) and -79.54730 (Longitude).
Is ZIP code 16420 active?
This page lists ZIP 16420 as Listed based on the latest refresh date shown above.
Does ZIP 16420 cover multiple areas?
Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.
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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