ZIP Code 15621: Calumet, PA
County: Westmoreland
Coordinates: 40.36020, -79.43980
ZIP Type: Standard
Time Zone: Eastern Time (ET)
Get a reliable snapshot of the Calumet, PA postal area 15621. This page summarizes county, coordinates, and local facts to help with services and location research.
| Primary City | Calumet |
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| ZIP Code | 15621 |
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| County | Westmoreland |
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| State | PA |
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| Latitude / Longitude | 40.36020, -79.43980 |
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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 15621 (not an exact boundary).
Geographic & Administrative Context
For mapping and verification, 15621 is commonly represented around 40.36020, -79.43980. These coordinates help identify the general area within Westmoreland, PA.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 15621 for mail delivery and general location reference in
Westmoreland,
PA.
Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Calumet.
Related ZIP Codes (Nearby)
Explore other postal codes near Calumet within PA.
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Frequently Asked Questions
What is the primary city for ZIP code 15621?
The primary city for this ZIP code is Calumet, located in PA.
In which county is 15621 located?
ZIP code 15621 is situated within Westmoreland, PA.
What are the coordinates for 15621?
The approximate center point is 40.36020 (Latitude) and -79.43980 (Longitude).
Is ZIP code 15621 active?
This page lists ZIP 15621 as Listed based on the latest refresh date shown above.
Does ZIP 15621 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