In which county is ZIP code 57763 located?

ZIP 57763 is listed under Fall River, SD.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 57763: Oelrichs, SD

ZIP: 57763

County: Fall River

Coordinates: 43.15510, -103.21620

ZIP Type: Standard

Time Zone: Mountain Time (MT)

Explore detailed information for ZIP code 57763 in Oelrichs, SD. We include verified county details for Fall River plus key geographic references used for mapping and logistics.

Primary City	Oelrichs
ZIP Code	57763
County	Fall River
State	SD
Latitude / Longitude	43.15510, -103.21620
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 57763 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 57763 is approximately 43.15510 (latitude) and -103.21620 (longitude). This location sits within Fall River, contributing to regional planning across SD.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 57763 for mail delivery and general location reference in Fall River, SD.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Oelrichs within SD.

Frequently Asked Questions

What is the primary city for ZIP code 57763?

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

In which county is 57763 located?

ZIP code 57763 is situated within Fall River, SD.

What are the coordinates for 57763?

The approximate center point is 43.15510 (Latitude) and -103.21620 (Longitude).

Is ZIP code 57763 active?

This page lists ZIP 57763 as Listed based on the latest refresh date shown above.

Does ZIP 57763 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