In which county is ZIP code 57791 located?

ZIP 57791 is listed under Pennington, SD.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 57791: Wasta, SD

ZIP: 57791

County: Pennington

Coordinates: 44.22500, -102.43110

ZIP Type: Standard

Time Zone: Mountain Time (MT)

This profile provides an in-depth look at ZIP code 57791, serving Wasta in SD. It lies in Pennington and supports delivery, planning, and address verification.

Primary City	Wasta
ZIP Code	57791
County	Pennington
State	SD
Latitude / Longitude	44.22500, -102.43110
ZIP Type	Standard
Time Zone	Mountain Time (MT)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 57791 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 57791 is commonly represented around 44.22500, -102.43110. These coordinates help identify the general area within Pennington, SD.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 57791 for mail delivery and general location reference in Pennington, SD.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Wasta within SD.

Frequently Asked Questions

What is the primary city for ZIP code 57791?

The primary city for this ZIP code is Wasta, located in SD.

In which county is 57791 located?

ZIP code 57791 is situated within Pennington, SD.

What are the coordinates for 57791?

The approximate center point is 44.22500 (Latitude) and -102.43110 (Longitude).

Is ZIP code 57791 active?

This page lists ZIP 57791 as Listed based on the latest refresh date shown above.

Does ZIP 57791 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