In which county is ZIP code 57326 located?

ZIP 57326 is listed under Brule, SD.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 57326: Chamberlain, SD

ZIP: 57326

County: Brule

Coordinates: 43.81080, -99.33070

ZIP Type: Standard

Time Zone: Central Time (CT)

Explore detailed information for ZIP code 57326 in Chamberlain, SD. We include verified county details for Brule plus key geographic references used for mapping and logistics.

Primary City	Chamberlain
ZIP Code	57326
County	Brule
State	SD
Latitude / Longitude	43.81080, -99.33070
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 57326 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 57326 are listed as 43.81080 / -99.33070, useful for GPS and service checks in and around Chamberlain, SD.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 57326 for mail delivery and general location reference in Brule, SD.

Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Chamberlain.

Related ZIP Codes (Nearby)

Explore other postal codes near Chamberlain within SD.

Frequently Asked Questions

What is the primary city for ZIP code 57326?

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

In which county is 57326 located?

ZIP code 57326 is situated within Brule, SD.

What are the coordinates for 57326?

The approximate center point is 43.81080 (Latitude) and -99.33070 (Longitude).

Is ZIP code 57326 active?

This page lists ZIP 57326 as Listed based on the latest refresh date shown above.

Does ZIP 57326 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