In which county is ZIP code 57004 located?

ZIP 57004 is listed under Union, SD.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 57004: Beresford, SD

ZIP: 57004

County: Union

Coordinates: 43.08740, -96.78130

ZIP Type: Standard

Time Zone: Central Time (CT)

Get a reliable snapshot of the Beresford, SD postal area 57004. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Beresford
ZIP Code	57004
County	Union
State	SD
Latitude / Longitude	43.08740, -96.78130
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 57004 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 57004 is commonly represented around 43.08740, -96.78130. These coordinates help identify the general area within Union, SD.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 57004 for mail delivery and general location reference in Union, SD.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Beresford within SD.

Frequently Asked Questions

What is the primary city for ZIP code 57004?

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

In which county is 57004 located?

ZIP code 57004 is situated within Union, SD.

What are the coordinates for 57004?

The approximate center point is 43.08740 (Latitude) and -96.78130 (Longitude).

Is ZIP code 57004 active?

This page lists ZIP 57004 as Listed based on the latest refresh date shown above.

Does ZIP 57004 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