ZIP Code 17857: Northumberland, PA

ZIP: 17857
County: Northumberland
Coordinates: 40.90440, -76.79080
ZIP Type: Standard
Time Zone: Eastern Time (ET)

This profile provides an in-depth look at ZIP code 17857, serving Northumberland in PA. It lies in Northumberland and supports delivery, planning, and address verification.

Primary CityNorthumberland
ZIP Code17857
CountyNorthumberland
StatePA
Latitude / Longitude40.90440, -76.79080
ZIP TypeStandard
Time ZoneEastern Time (ET)
Data Updated2026-01-08
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Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap
These links show the approximate center point for ZIP 17857 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 17857 is approximately 40.90440 (latitude) and -76.79080 (longitude). This location sits within Northumberland, contributing to regional planning across PA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 17857 for mail delivery and general location reference in Northumberland, PA.
Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Northumberland.

Related ZIP Codes (Nearby)

Explore other postal codes near Northumberland within PA.

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Frequently Asked Questions

What is the primary city for ZIP code 17857?
The primary city for this ZIP code is Northumberland, located in PA.
In which county is 17857 located?
ZIP code 17857 is situated within Northumberland, PA.
What are the coordinates for 17857?
The approximate center point is 40.90440 (Latitude) and -76.79080 (Longitude).
Is ZIP code 17857 active?
This page lists ZIP 17857 as Listed based on the latest refresh date shown above.
Does ZIP 17857 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