In which county is ZIP code 57341 located?

ZIP 57341 is listed under Buffalo, SD.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 57341: Gann Valley, SD

ZIP: 57341

County: Buffalo

Coordinates: 44.06930, -99.05430

ZIP Type: Standard

Time Zone: Central Time (CT)

Explore detailed information for ZIP code 57341 in Gann Valley, SD. We include verified county details for Buffalo plus key geographic references used for mapping and logistics.

Primary City	Gann Valley
ZIP Code	57341
County	Buffalo
State	SD
Latitude / Longitude	44.06930, -99.05430
ZIP Type	Standard
Time Zone	Central Time (CT)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 57341 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 57341 are listed as 44.06930 / -99.05430, useful for GPS and service checks in and around Gann Valley, SD.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 57341 for mail delivery and general location reference in Buffalo, SD.

Some addresses near Gann Valley may share this ZIP due to delivery routing and local service areas.

Related ZIP Codes (Nearby)

Explore other postal codes near Gann Valley within SD.

Frequently Asked Questions

What is the primary city for ZIP code 57341?

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

In which county is 57341 located?

ZIP code 57341 is situated within Buffalo, SD.

What are the coordinates for 57341?

The approximate center point is 44.06930 (Latitude) and -99.05430 (Longitude).

Is ZIP code 57341 active?

This page lists ZIP 57341 as Listed based on the latest refresh date shown above.

Does ZIP 57341 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