In which county is ZIP code 57636 located?

ZIP 57636 is listed under Dewey, SD.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 57636: Lantry, SD

ZIP: 57636

County: Dewey

Coordinates: 45.01440, -101.43150

ZIP Type: Standard

Time Zone: Mountain Time (MT)

Get a reliable snapshot of the Lantry, SD postal area 57636. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Lantry
ZIP Code	57636
County	Dewey
State	SD
Latitude / Longitude	45.01440, -101.43150
ZIP Type	Standard
Time Zone	Mountain Time (MT)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 57636 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 57636 is approximately 45.01440 (latitude) and -101.43150 (longitude). This location sits within Dewey, contributing to regional planning across SD.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 57636 for mail delivery and general location reference in Dewey, SD.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Lantry within SD.

Frequently Asked Questions

What is the primary city for ZIP code 57636?

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

In which county is 57636 located?

ZIP code 57636 is situated within Dewey, SD.

What are the coordinates for 57636?

The approximate center point is 45.01440 (Latitude) and -101.43150 (Longitude).

Is ZIP code 57636 active?

This page lists ZIP 57636 as Listed based on the latest refresh date shown above.

Does ZIP 57636 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