In which county is ZIP code 57451 located?

ZIP 57451 is listed under Edmunds, SD.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 57451: Ipswich, SD

ZIP: 57451

County: Edmunds

Coordinates: 45.44890, -99.01480

ZIP Type: Standard

Time Zone: Central Time (CT)

This profile provides an in-depth look at ZIP code 57451, serving Ipswich in SD. It lies in Edmunds and supports delivery, planning, and address verification.

Primary City	Ipswich
ZIP Code	57451
County	Edmunds
State	SD
Latitude / Longitude	45.44890, -99.01480
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 57451 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 57451 is commonly represented around 45.44890, -99.01480. These coordinates help identify the general area within Edmunds, SD.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 57451 for mail delivery and general location reference in Edmunds, SD.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Ipswich within SD.

Frequently Asked Questions

What is the primary city for ZIP code 57451?

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

In which county is 57451 located?

ZIP code 57451 is situated within Edmunds, SD.

What are the coordinates for 57451?

The approximate center point is 45.44890 (Latitude) and -99.01480 (Longitude).

Is ZIP code 57451 active?

This page lists ZIP 57451 as Listed based on the latest refresh date shown above.

Does ZIP 57451 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