In which county is ZIP code 17821 located?

ZIP 17821 is listed under Montour, PA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 17821: Danville, PA

ZIP: 17821

County: Montour

Coordinates: 40.97990, -76.62290

ZIP Type: Standard

Time Zone: Eastern Time (ET)

Get a reliable snapshot of the Danville, PA postal area 17821. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Danville
ZIP Code	17821
County	Montour
State	PA
Latitude / Longitude	40.97990, -76.62290
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 17821 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 17821 are listed as 40.97990 / -76.62290, useful for GPS and service checks in and around Danville, PA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 17821 for mail delivery and general location reference in Montour, PA.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Danville within PA.

Frequently Asked Questions

What is the primary city for ZIP code 17821?

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

In which county is 17821 located?

ZIP code 17821 is situated within Montour, PA.

What are the coordinates for 17821?

The approximate center point is 40.97990 (Latitude) and -76.62290 (Longitude).

Is ZIP code 17821 active?

This page lists ZIP 17821 as Listed based on the latest refresh date shown above.

Does ZIP 17821 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