ZIP Code 57634: Keldron, SD

ZIP: 57634
County: Corson
Coordinates: 45.75280, -101.88430
ZIP Type: Standard
Time Zone: Mountain Time (MT)

This profile provides an in-depth look at ZIP code 57634, serving Keldron in SD. It lies in Corson and supports delivery, planning, and address verification.

Primary CityKeldron
ZIP Code57634
CountyCorson
StateSD
Latitude / Longitude45.75280, -101.88430
ZIP TypeStandard
Time ZoneMountain Time (MT)
Data Updated2026-01-08
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Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap
These links show the approximate center point for ZIP 57634 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 57634 are listed as 45.75280 / -101.88430, useful for GPS and service checks in and around Keldron, SD.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 57634 for mail delivery and general location reference in Corson, SD.
Some addresses near Keldron may share this ZIP due to delivery routing and local service areas.

Related ZIP Codes (Nearby)

Explore other postal codes near Keldron within SD.

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Frequently Asked Questions

What is the primary city for ZIP code 57634?
The primary city for this ZIP code is Keldron, located in SD.
In which county is 57634 located?
ZIP code 57634 is situated within Corson, SD.
What are the coordinates for 57634?
The approximate center point is 45.75280 (Latitude) and -101.88430 (Longitude).
Is ZIP code 57634 active?
This page lists ZIP 57634 as Listed based on the latest refresh date shown above.
Does ZIP 57634 cover multiple areas?
Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.
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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